Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Apr 19, 2026
Full time
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Mechanical Systems Installation Design Engineer Location South West England, Gloucestershire, Filton Job Type Contract (Full-Time hours) Primary Industry Aerospace and Aviation Secondary Industry Engineering Job Description As a Mechanical Systems Installation Design Engineer, you are responsible for the detailed design and integration of mechanical systems within aerospace platforms. You develop installation layouts, ensure compliance with technical specifications, and collaborate closely with cross-functional teams to deliver designs that meet safety, performance, and regulatory requirements. The role requires a thorough understanding of mechanical engineering principles applied to aerospace systems, with a strong focus on installation feasibility and maintainability. Key Duties and Responsibilities Design and develop mechanical system installation layouts, ensuring compatibility with existing structures and systems. Create detailed engineering drawings, models, and documentation using industry-standard design tools. Conduct technical reviews and provide design solutions to resolve integration challenges. Collaborate with electrical, structural, and systems engineers to ensure cohesive system integration. Analyse and interpret technical requirements, standards, and regulations relevant to aerospace mechanical installations. Perform design verification and validation activities to confirm compliance with project specifications. Support manufacturing and installation teams through the provision of clear design intent and technical guidance. Participate in design reviews, risk assessments, and continuous improvement initiatives. Maintain accurate records of design changes and maintain configuration control throughout the project lifecycle. Ensure all design activities conform to health and safety standards and environmental regulations. Required Qualifications Bachelor s degree or equivalent qualification in Mechanical Engineering or a closely related discipline. Proven experience in mechanical systems design within the aerospace or aviation industry. Proficiency in computer-aided design software, such as CATIA. Strong understanding of aerospace standards, including but not limited to BS EN, ISO, and aerospace-specific technical standards. Excellent problem-solving abilities and attention to detail. Effective communication skills, both written and verbal, suitable for technical and non-technical audiences. Ability to work independently and as part of a multidisciplinary team. Familiarity with project management principles and the ability to manage multiple tasks within tight deadlines. Preferred Qualifications Master s degree in Mechanical Engineering or Aerospace Engineering. Chartered Engineer status or working towards professional registration. Experience with installation design for cabin systems, environmental control systems, or propulsion-related mechanical systems. Knowledge of finite element analysis and structural mechanics principles. Experience working within regulated environments such as the Civil Aviation Authority or European Union Aviation Safety Agency requirements. Familiarity with Lean and Six Sigma methodologies. Experience A minimum of five years experience in mechanical systems design, preferably within aerospace or a closely related engineering sector. Demonstrated track record of delivering complex mechanical installation projects from concept to production. Experience in liaising with suppliers and manufacturers to ensure design feasibility and quality standards. Knowledge and Skills Comprehensive knowledge of mechanical engineering principles as applied to aerospace systems. Familiarity with materials selection and manufacturing processes relevant to aerospace mechanical components. Strong analytical skills and the ability to interpret complex technical data. Competence in using engineering simulation and modelling tools. Good organisational skills and the ability to prioritise tasks effectively. Understanding of health and safety legislation and environmental considerations in engineering projects. Working Conditions This role is based at the Filton site in Gloucestershire, primarily office-based with periods spent in workshops or production areas as required. Contract role with full-time hours, typically Monday to Friday. Occasional travel to supplier sites, test facilities, or other company locations may be necessary. Work involves use of personal computer and design software for extended periods. Compliance with relevant safety protocols and use of personal protective equipment when in production or workshop areas.
Apr 19, 2026
Contractor
Mechanical Systems Installation Design Engineer Location South West England, Gloucestershire, Filton Job Type Contract (Full-Time hours) Primary Industry Aerospace and Aviation Secondary Industry Engineering Job Description As a Mechanical Systems Installation Design Engineer, you are responsible for the detailed design and integration of mechanical systems within aerospace platforms. You develop installation layouts, ensure compliance with technical specifications, and collaborate closely with cross-functional teams to deliver designs that meet safety, performance, and regulatory requirements. The role requires a thorough understanding of mechanical engineering principles applied to aerospace systems, with a strong focus on installation feasibility and maintainability. Key Duties and Responsibilities Design and develop mechanical system installation layouts, ensuring compatibility with existing structures and systems. Create detailed engineering drawings, models, and documentation using industry-standard design tools. Conduct technical reviews and provide design solutions to resolve integration challenges. Collaborate with electrical, structural, and systems engineers to ensure cohesive system integration. Analyse and interpret technical requirements, standards, and regulations relevant to aerospace mechanical installations. Perform design verification and validation activities to confirm compliance with project specifications. Support manufacturing and installation teams through the provision of clear design intent and technical guidance. Participate in design reviews, risk assessments, and continuous improvement initiatives. Maintain accurate records of design changes and maintain configuration control throughout the project lifecycle. Ensure all design activities conform to health and safety standards and environmental regulations. Required Qualifications Bachelor s degree or equivalent qualification in Mechanical Engineering or a closely related discipline. Proven experience in mechanical systems design within the aerospace or aviation industry. Proficiency in computer-aided design software, such as CATIA. Strong understanding of aerospace standards, including but not limited to BS EN, ISO, and aerospace-specific technical standards. Excellent problem-solving abilities and attention to detail. Effective communication skills, both written and verbal, suitable for technical and non-technical audiences. Ability to work independently and as part of a multidisciplinary team. Familiarity with project management principles and the ability to manage multiple tasks within tight deadlines. Preferred Qualifications Master s degree in Mechanical Engineering or Aerospace Engineering. Chartered Engineer status or working towards professional registration. Experience with installation design for cabin systems, environmental control systems, or propulsion-related mechanical systems. Knowledge of finite element analysis and structural mechanics principles. Experience working within regulated environments such as the Civil Aviation Authority or European Union Aviation Safety Agency requirements. Familiarity with Lean and Six Sigma methodologies. Experience A minimum of five years experience in mechanical systems design, preferably within aerospace or a closely related engineering sector. Demonstrated track record of delivering complex mechanical installation projects from concept to production. Experience in liaising with suppliers and manufacturers to ensure design feasibility and quality standards. Knowledge and Skills Comprehensive knowledge of mechanical engineering principles as applied to aerospace systems. Familiarity with materials selection and manufacturing processes relevant to aerospace mechanical components. Strong analytical skills and the ability to interpret complex technical data. Competence in using engineering simulation and modelling tools. Good organisational skills and the ability to prioritise tasks effectively. Understanding of health and safety legislation and environmental considerations in engineering projects. Working Conditions This role is based at the Filton site in Gloucestershire, primarily office-based with periods spent in workshops or production areas as required. Contract role with full-time hours, typically Monday to Friday. Occasional travel to supplier sites, test facilities, or other company locations may be necessary. Work involves use of personal computer and design software for extended periods. Compliance with relevant safety protocols and use of personal protective equipment when in production or workshop areas.
Huawei Technologies Research and Development (UK) Ltd
Cambridge, Cambridgeshire
About Huawei Research and Development UK Limited Founded in 1987, Huawei is a leading global provider of information and communications technology (ICT) infrastructure and smart devices. We have 207,000 employees and operate in over 170 countries and regions, serving more than three billion people around the world. Our vision and mission is to bring digital to every person, home and organization for a fully connected, intelligent world. To this end, we will drive ubiquitous connectivity and promote equal access to networks; bring cloud and artificial intelligence to all four corners of the earth to provide superior computing power where you need it, when you need it; build digital platforms to help all industries and organizations become more agile, efficient, and dynamic; redefine user experience with AI, making it more personalized for people in all aspects of their life, whether they're at home, in the office, or on the go. This spirit of innovation has led Huawei to work in close partnership with leading academic institutions in the UK to develop and refine the latest technologies. With a shared commitment to innovation and progress, both parties have worked together to achieve common goals and establish a strong partnership. The partnership between UK and Huawei help to develop the technologies of the future that will transform the way we all communicate, work and live. For the past 30 years we have maintained an unwavering focus, rejecting shortcuts and easy opportunities that don't align with our core business. With a practical approach to everything we do, we concentrate our efforts and invest patiently to drive technological breakthroughs. This strategic focus is a reflection of our core values Staying customer centric Inspiring dedication Persevering Growing by reflection Huawei Research and Development UK Limited Overview Huawei's vision is a fully connected, intelligent world. To achieve this, we work to inspire passion for basic research around the world. Our combined passion drives development across the global innovation value chain. Huawei has the largest Research and Development organization in the world with 96,000+ employees in research centers around the globe. In the UK, we already have design centers in Cambridge, London, Edinburgh and Ipswich. We continue to explore and define new research directions and new services. We have expanded our collaborations with academic researchers; researched new network architectures, integration of communications and key enabling technologies; and developed the fundamental theories of these technologies. We invite you to join us on this exciting journey and drive your career forward. Job Summary Research and develop agentic multi agent AI systems that autonomously analyse, optimise, and validate kernel and driver code for mobile platforms. Design intelligent agent pipelines that coordinate specialised LLM based agents for code profiling, transformation, testing, and performance validation - targeting measurable IPC, latency, and power efficiency improvements across the OS kernel, device drivers, and low level system components. Explore target aware optimisations for device specific builds and leverage architectural simulation (QEMU, GEM5) for validation and design space exploration. This job description is only an outline of the tasks, responsibilities and outcomes required of the role. The jobholder will carry out any other duties as may be reasonably required by his/her line manager. The job description and personal specification may be reviewed on an ongoing basis in accordance with the changing needs of Huawei Research and Development UK Limited. Key Responsibilities Architect and implement multi agent orchestration frameworks - designing how specialised agents (analysis, transformation, verification, benchmarking) communicate, share context, and reason about cross layer dependencies across kernel subsystems, drivers, and memory management. Develop profiling agents that autonomously identify performance bottlenecks, hotspots, and energy inefficient code paths in kernel modules, device drivers, and system level components. Build transformation agents that apply targeted optimisations informed by hardware specific knowledge - including memory access pattern restructuring, lock contention reduction, interrupt handling improvements, and cache aware data layout transformations. Create closed loop validation pipelines where testing agents verify correctness and semantic equivalence, and benchmark results from simulation (QEMU, GEM5) or real hardware automatically feed back into the next optimisation iteration. Investigate target aware optimisation techniques across different CPU microarchitectures and memory hierarchies, developing methodologies to classify agent proposed changes as compiler achievable versus architectural, and measuring system wide impact beyond microbenchmarks. Contribute to the broader research vision of autonomous, continuously improving OS optimisation systems that adapt to new hardware targets with minimal human intervention. Required Strong problem solving skills with solid experience in Python and C/C++. Understanding of operating system internals - kernel architecture, memory management, device drivers, or system level programming. Passionate about the potential of AI agents to autonomously improve systems level code, with curiosity and drive to work at the intersection of LLMs and OS engineering. Experienced Linux user comfortable working with source code, build systems, and command line tools. Desired Familiarity with LLM APIs, prompt engineering, or agentic AI frameworks (e.g., LangChain, LangGraph, AutoGen, CrewAI, or similar orchestration tools). Experience with aarch64 toolchain (LLVM or GCC) and architectural simulators such as QEMU or GEM5. Familiarity with code generation, automated refactoring, program synthesis, or compiler driven optimisation passes. Knowledge of ARM architecture and mobile SoC constraints (power, thermal, heterogeneous compute). Experience with performance profiling and benchmarking of kernel or driver workloads. What we offer 33 days annual leave entitlement per year (including UK public holidays) Group Personal Pension Life insurance Private medical insurance Medical expense claim scheme Employee Assistance Program Cycle to work scheme Company sports club and social events Additional time off for learning and development
Apr 19, 2026
Full time
About Huawei Research and Development UK Limited Founded in 1987, Huawei is a leading global provider of information and communications technology (ICT) infrastructure and smart devices. We have 207,000 employees and operate in over 170 countries and regions, serving more than three billion people around the world. Our vision and mission is to bring digital to every person, home and organization for a fully connected, intelligent world. To this end, we will drive ubiquitous connectivity and promote equal access to networks; bring cloud and artificial intelligence to all four corners of the earth to provide superior computing power where you need it, when you need it; build digital platforms to help all industries and organizations become more agile, efficient, and dynamic; redefine user experience with AI, making it more personalized for people in all aspects of their life, whether they're at home, in the office, or on the go. This spirit of innovation has led Huawei to work in close partnership with leading academic institutions in the UK to develop and refine the latest technologies. With a shared commitment to innovation and progress, both parties have worked together to achieve common goals and establish a strong partnership. The partnership between UK and Huawei help to develop the technologies of the future that will transform the way we all communicate, work and live. For the past 30 years we have maintained an unwavering focus, rejecting shortcuts and easy opportunities that don't align with our core business. With a practical approach to everything we do, we concentrate our efforts and invest patiently to drive technological breakthroughs. This strategic focus is a reflection of our core values Staying customer centric Inspiring dedication Persevering Growing by reflection Huawei Research and Development UK Limited Overview Huawei's vision is a fully connected, intelligent world. To achieve this, we work to inspire passion for basic research around the world. Our combined passion drives development across the global innovation value chain. Huawei has the largest Research and Development organization in the world with 96,000+ employees in research centers around the globe. In the UK, we already have design centers in Cambridge, London, Edinburgh and Ipswich. We continue to explore and define new research directions and new services. We have expanded our collaborations with academic researchers; researched new network architectures, integration of communications and key enabling technologies; and developed the fundamental theories of these technologies. We invite you to join us on this exciting journey and drive your career forward. Job Summary Research and develop agentic multi agent AI systems that autonomously analyse, optimise, and validate kernel and driver code for mobile platforms. Design intelligent agent pipelines that coordinate specialised LLM based agents for code profiling, transformation, testing, and performance validation - targeting measurable IPC, latency, and power efficiency improvements across the OS kernel, device drivers, and low level system components. Explore target aware optimisations for device specific builds and leverage architectural simulation (QEMU, GEM5) for validation and design space exploration. This job description is only an outline of the tasks, responsibilities and outcomes required of the role. The jobholder will carry out any other duties as may be reasonably required by his/her line manager. The job description and personal specification may be reviewed on an ongoing basis in accordance with the changing needs of Huawei Research and Development UK Limited. Key Responsibilities Architect and implement multi agent orchestration frameworks - designing how specialised agents (analysis, transformation, verification, benchmarking) communicate, share context, and reason about cross layer dependencies across kernel subsystems, drivers, and memory management. Develop profiling agents that autonomously identify performance bottlenecks, hotspots, and energy inefficient code paths in kernel modules, device drivers, and system level components. Build transformation agents that apply targeted optimisations informed by hardware specific knowledge - including memory access pattern restructuring, lock contention reduction, interrupt handling improvements, and cache aware data layout transformations. Create closed loop validation pipelines where testing agents verify correctness and semantic equivalence, and benchmark results from simulation (QEMU, GEM5) or real hardware automatically feed back into the next optimisation iteration. Investigate target aware optimisation techniques across different CPU microarchitectures and memory hierarchies, developing methodologies to classify agent proposed changes as compiler achievable versus architectural, and measuring system wide impact beyond microbenchmarks. Contribute to the broader research vision of autonomous, continuously improving OS optimisation systems that adapt to new hardware targets with minimal human intervention. Required Strong problem solving skills with solid experience in Python and C/C++. Understanding of operating system internals - kernel architecture, memory management, device drivers, or system level programming. Passionate about the potential of AI agents to autonomously improve systems level code, with curiosity and drive to work at the intersection of LLMs and OS engineering. Experienced Linux user comfortable working with source code, build systems, and command line tools. Desired Familiarity with LLM APIs, prompt engineering, or agentic AI frameworks (e.g., LangChain, LangGraph, AutoGen, CrewAI, or similar orchestration tools). Experience with aarch64 toolchain (LLVM or GCC) and architectural simulators such as QEMU or GEM5. Familiarity with code generation, automated refactoring, program synthesis, or compiler driven optimisation passes. Knowledge of ARM architecture and mobile SoC constraints (power, thermal, heterogeneous compute). Experience with performance profiling and benchmarking of kernel or driver workloads. What we offer 33 days annual leave entitlement per year (including UK public holidays) Group Personal Pension Life insurance Private medical insurance Medical expense claim scheme Employee Assistance Program Cycle to work scheme Company sports club and social events Additional time off for learning and development
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Apr 18, 2026
Full time
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1
Apr 18, 2026
Full time
Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Apr 18, 2026
Full time
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1
Apr 18, 2026
Full time
Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Apr 18, 2026
Full time
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1
Apr 18, 2026
Full time
Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Apr 18, 2026
Full time
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Apr 18, 2026
Full time
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Job Description Chief of Development & Instrumentation Engineering US/UK - T&EE Full time - Hybrid Bristol Why Rolls-Royce? Rolls-Royce is one of the most enduring and iconic brands in the world and has been at the forefront of innovation for over a century. We design, build and service systems that provide critical power to customers where safety and reliability are paramount. We are proud to be a force for progress, powering, protecting and connecting people everywhere. We want to ensure that the excellence and ingenuity that has shaped our history continues into our future and we need people like you to come and join us on this journey. We'll provide an environment of caring and belonging where you can be yourself. An inclusive, innovative culture that invests in you, gives you access to an incredible breadth and depth of opportunities where you can grow your career and make a difference. What we offer We offer excellent development opportunities, a competitive salary, and exceptional benefits. These include bonus, employee support assistance and employee discounts. Your needs are as unique as you are. Hybrid working is a way in which our people can balance their time between the office, home, or another remote location. It's a locally managed and flexed informal discretionary arrangement. As a minimum we're all expected to attend the workplace for collaboration and other specific reasons, on average three days per week. What you will be doing In this role you will: - Lead, develop and engage Development & Instrumentation Engineering personnel to meet current and future business requirements Deploy assigned staff to approved business activities/technical programmes Own and support definition of the appropriate section of the Engineering roadmap Ensure that world class capability is effectively utilised to provide products and services that satisfy business requirements Responsibilities Deliver all committed in region / Division Development & Instrumentation Engineering activity on time, cost and quality Ensure that sufficient suitably qualified & experienced resource is deployed to meet current and that the required skills are sustainable to meet future business demand Assure Safety & Legal compliance of all Development release documentation and associated process, methods & workflows Provide technical leadership to the Engineering resource group and ensure compliance to process throughout the life cycle activity Lead and manage the functional interfaces and to ensure that appropriate reviews take place throughout the engineering lifecycle processes involving appropriate experienced specialists and leaders, to assure the highest professional standards are met through use of agreed Corporate methodology and processes and provide checks and balances to ensure that regulatory and business requirements are satisfied Contributes to Development Engineering & Instrumentation Engineering taxonomy, methods, standards & processes & do/buy. Ensure alignment to global standards and managing any 'in region' or regional divisional differences Support the definition of Development & Instrumentation Engineering Capability Roadmaps, aligning to the Division & ET&S needs. Support integration of this roadmap across T&EE Manage and communicate capability risk to divisions to ensure business & ET&S continuity Ensure effective knowledge management through the use of knowledge capture, lessons learnt, and best practice guides Lead and drive efficiency through process review and implementation of continuous improvement and operational best practice Who we're looking for: Qualified to degree level or equivalent Demonstrates sound engineering judgement and knowledge of the Sector Customers and Programmes Demonstrates effective leadership & engineering skills Capable of building high performing teams and effecting a positive shift in attitudes and behaviours Understanding of Company Quality policies and processes deployed within the resource group Experienced in applying process improvement techniques and driving business improvements At Rolls-Royce we put safety first, do the right thing, keep it simple and make a difference. These principles form the behaviours that guide us and are an essential component of our assessment process. They are the fundamental qualities that we seek for all roles. We are an equal opportunities employer. We're committed to developing a diverse workforce and an inclusive working environment. We believe that people from different backgrounds and cultures give us different perspectives which are crucial to innovation and problem solving. We believe the more diverse perspectives we have, the more successful we'll be. By building a culture of caring and belonging, we give everyone who works here the opportunity to realise their full potential. You can learn more about our global Inclusion strategy at Our people Rolls-Royce As part of our selection process, candidates in certain locations may be asked to complete an online assessment, which can include cognitive and behavioural aptitude testing relevant to the role. If required, full instructions for the next steps will be provided. Job Category Validation and Verification Posting Date 15 Apr 2026; 00:04 Posting End Date 28 Apr 2026PandoLogic. , Location: Bristol, ENG - BS2 9NX
Apr 17, 2026
Full time
Job Description Chief of Development & Instrumentation Engineering US/UK - T&EE Full time - Hybrid Bristol Why Rolls-Royce? Rolls-Royce is one of the most enduring and iconic brands in the world and has been at the forefront of innovation for over a century. We design, build and service systems that provide critical power to customers where safety and reliability are paramount. We are proud to be a force for progress, powering, protecting and connecting people everywhere. We want to ensure that the excellence and ingenuity that has shaped our history continues into our future and we need people like you to come and join us on this journey. We'll provide an environment of caring and belonging where you can be yourself. An inclusive, innovative culture that invests in you, gives you access to an incredible breadth and depth of opportunities where you can grow your career and make a difference. What we offer We offer excellent development opportunities, a competitive salary, and exceptional benefits. These include bonus, employee support assistance and employee discounts. Your needs are as unique as you are. Hybrid working is a way in which our people can balance their time between the office, home, or another remote location. It's a locally managed and flexed informal discretionary arrangement. As a minimum we're all expected to attend the workplace for collaboration and other specific reasons, on average three days per week. What you will be doing In this role you will: - Lead, develop and engage Development & Instrumentation Engineering personnel to meet current and future business requirements Deploy assigned staff to approved business activities/technical programmes Own and support definition of the appropriate section of the Engineering roadmap Ensure that world class capability is effectively utilised to provide products and services that satisfy business requirements Responsibilities Deliver all committed in region / Division Development & Instrumentation Engineering activity on time, cost and quality Ensure that sufficient suitably qualified & experienced resource is deployed to meet current and that the required skills are sustainable to meet future business demand Assure Safety & Legal compliance of all Development release documentation and associated process, methods & workflows Provide technical leadership to the Engineering resource group and ensure compliance to process throughout the life cycle activity Lead and manage the functional interfaces and to ensure that appropriate reviews take place throughout the engineering lifecycle processes involving appropriate experienced specialists and leaders, to assure the highest professional standards are met through use of agreed Corporate methodology and processes and provide checks and balances to ensure that regulatory and business requirements are satisfied Contributes to Development Engineering & Instrumentation Engineering taxonomy, methods, standards & processes & do/buy. Ensure alignment to global standards and managing any 'in region' or regional divisional differences Support the definition of Development & Instrumentation Engineering Capability Roadmaps, aligning to the Division & ET&S needs. Support integration of this roadmap across T&EE Manage and communicate capability risk to divisions to ensure business & ET&S continuity Ensure effective knowledge management through the use of knowledge capture, lessons learnt, and best practice guides Lead and drive efficiency through process review and implementation of continuous improvement and operational best practice Who we're looking for: Qualified to degree level or equivalent Demonstrates sound engineering judgement and knowledge of the Sector Customers and Programmes Demonstrates effective leadership & engineering skills Capable of building high performing teams and effecting a positive shift in attitudes and behaviours Understanding of Company Quality policies and processes deployed within the resource group Experienced in applying process improvement techniques and driving business improvements At Rolls-Royce we put safety first, do the right thing, keep it simple and make a difference. These principles form the behaviours that guide us and are an essential component of our assessment process. They are the fundamental qualities that we seek for all roles. We are an equal opportunities employer. We're committed to developing a diverse workforce and an inclusive working environment. We believe that people from different backgrounds and cultures give us different perspectives which are crucial to innovation and problem solving. We believe the more diverse perspectives we have, the more successful we'll be. By building a culture of caring and belonging, we give everyone who works here the opportunity to realise their full potential. You can learn more about our global Inclusion strategy at Our people Rolls-Royce As part of our selection process, candidates in certain locations may be asked to complete an online assessment, which can include cognitive and behavioural aptitude testing relevant to the role. If required, full instructions for the next steps will be provided. Job Category Validation and Verification Posting Date 15 Apr 2026; 00:04 Posting End Date 28 Apr 2026PandoLogic. , Location: Bristol, ENG - BS2 9NX
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Apr 17, 2026
Full time
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1
Apr 17, 2026
Full time
Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1
Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1
Apr 17, 2026
Full time
Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Apr 17, 2026
Full time
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Apr 17, 2026
Full time
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Apr 17, 2026
Full time
Job Title: Principal Mechanical Design Engineer Location: Barrow-In-Furness, hybrid We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55,000 depending on experience Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us. From the depths of the ocean to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you will be doing: In this role, you will lead the design and development of complex mechanical fluid systems that support critical submarine platform functions. You will define system requirements, develop high-integrity engineering solutions, and ensure designs meet demanding performance, safety, and environmental standards. You will work closely with engineering and project teams to support modelling and analysis , technical reviews, and supplier engagement, while contributing to cost estimation, risk assessment, and the resolution of technical challenges across the programme lifecycle. Core duties: Lead the end-to-end design and development of complex fluid systems, ensuring alignment with operational, safety, and environmental requirements Produce and review engineering deliverables including schematics, P&IDs, calculations, system descriptions, and 3D models Perform advanced system analyses (flow, pressure, thermal, transient) to validate performance under demanding conditions Select and assess mechanical equipment (e.g. pumps, compressors, valves, heat exchangers), ensuring compliance with environmental and operational requirements Review supplier documentation and ensure integration with system requirements including maintainability and accessibility Contribute to technical reviews, hazard studies, and verification and validation activities Support resolution of technical issues, design changes, and non-conformances across the engineering lifecycle Essential Skills: Strong mechanical engineering expertise in fluid systems, with knowledge of fluid dynamics, thermodynamics, and system modelling Experience leading the design and development of complex mechanical systems Ability to produce and review detailed engineering documentation (P&IDs, calculations, system descriptions, 3D models) Experience performing system analysis (flow, pressure, thermal, and transient behaviour) Knowledge of equipment selection and integration (e.g. pumps, valves, heat exchangers) within complex systems Experience in technical reviews, verification & validation, problem-solving, and working with suppliers; familiarity with tools such as FloMASTER, CFD, MATLAB or ANSYS desirable The Mechanical Engineering Discipline Team: This is an exciting opportunity to join the SSN-AUKUS Platform Mechanical Integrated Delivery Team as a Principal Mechanical Design Engineer, acting as a technical specialist for critical compressible and incompressible fluid systems essential to submarine operations. You will take ownership of high-integrity mechanical designs in one of the most demanding engineering environments, working across multidisciplinary teams to develop complex system solutions, influence platform-level decisions and ensure designs meet strict safety, performance and environmental standards. This role offers the chance to contribute directly to one of the UK's most advanced defence programmes. Relocation support may be available for submarine roles, subject to eligibility criteria. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed. Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5-10 years continuous UK residency depending on the role . Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence . You'll be recognised for your contribution and supported with rewards that matter most to you. Closing Date: 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.
Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1
Apr 17, 2026
Full time
Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1
Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1
Apr 17, 2026
Full time
Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 1st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1
