151 jobs found

Job Title: Principal Mechanical Engineer Location: Rochester; Kent: Onsite Salary: Up to £65,000 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 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. Job Description: The main duty of this role is to provide expert Mechanical Engineering support for the design and development of new innovative designs through to fault finding, diagnostics and salvage of existing products. As a Principal Mechanical Engineer, you will have the ability to lead innovation and provide technical direction to other Engineers/Technicians to develop ideas into a detailed scheme supported by calculations and reports to demonstrate compliance with requirements, which will include support to risk reduction and qualification testing as required. The expectation of a Principal Mechanical Engineer is to provide a high quality service to customers, on time and within budget with minimum management oversight, and be able to present the design detail directly to our high profile customers. Core duties: Using product knowledge and advanced engineering understanding, generate design concepts and solutions from first principals to meet project and customer requirements Prepare and present concise Mechanical Development Plans, Design Scheme Data Packs and other engineering detail for internal review and in a customer forum Taking a Design Authority role in checking and approving datasets (drawings/MBD) to ensure they correct to required standards, that they reflect design intent correctly, and that they adequately define parts for manufacture and inspection Work collaboratively across all engineering disciplines, liaising with technical specialists as required, and supporting Team Leads , Projects and Mechanical Functional Managers in preparing estimates for future design activities Complete Design Authority level checks on the work of other mechanical engineers, which will include designs, design data, hand calculations and technical reports Understand and provide governance on the adherence of Engineers and Technicians to departmental and company policies and procedures It may be required to travel and represent the company, providing presentations, carrying out product installation surveys etc ., away from the Rochester home base Essential Skills: Degree qualified in Mechanical Engineering, or related discipline, or an equivalent combination of other qualifications and experience. Meet the requirements of UK-SPEC at the Chartered Engineer Level Comprehensive experience of the full product design lifecycle, from concept through to production, within an engineering environment Experience in preparing technical datasets (drawings/MBD) and design review datasets Competence in the use of CAD tools to prepare design models, along with proficiency in the CREO CAD system and experience of Teamcenter, DOORS and JIRA, would be advantageous Experience in leading a mechanical, or cross-discipline, design team The Service & Industrialisation (S&I) Team: The team provides engineering support to the wider Service organisation, working closely with Hardware and Systems Engineering teams. The Mechanical Team comprises seven engineers ranging from Apprentice to Principal level. We support a wide portfolio of products across lifecycles exceeding 25 years, ensuring equipment remains safe, reliable, and operational throughout its service life. Our role focuses on keeping aircraft flying by resolving obsolescence issues, carrying out redesign and modification work, and developing repair solutions. This long-term support is critical to maintaining customer capability, meeting airworthiness requirements, and ensuring continued operational availability. 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: 15th 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.

Job Title: Senior/Principal Platform Systems Mechanical Engineer Location: Barrow-In-Furness (Onsite) 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 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 support the development and delivery of mechanical platform systems, ensuring robust design evidence is generated to support safe and effective engineering solutions. You will contribute to testing and commissioning activities, support issue resolution, and work closely with multidisciplinary teams to maintain design intent across complex submarine programmes. You will also mentor junior engineers, contribute to technical outputs, and engage with stakeholders to support successful programme delivery. Core duties: Develop and deliver design evidence to justify safe and effective engineering solutions, ensuring customer confidence in system designs Specify and support the build of prototypes, products, and systems for testing and validation activities Provide timely resolution of defects and issues, ensuring corrective actions are identified, tracked, and implemented Ensure engineering commitments are defined, reviewed, and delivered in line with programme requirements Support technical presentations and communications to engineering and management audiences, maintaining awareness of emerging technologies Author and contribute to technical reports, papers, and presentations to support engineering activities and knowledge sharing Mentor and support junior engineers, providing technical guidance and supporting professional development Apply mechanical engineering expertise across design, testing, commissioning, and analysis activities, utilising CAD tools and standard engineering software Essential Skills: Mechanical engineering knowledge across the full lifecycle (design, testing, commissioning, validation) Experience developing and justifying design evidence for engineering solutions Ability to support prototype development, testing, and validation activities Strong problem-solving skills with experience resolving defects and engineering issues Experience delivering engineering tasks in line with programme requirements and milestones Ability to produce and review technical documentation (reports, calculations, presentations) Experience using CAD tools and standard engineering/IT software Strong communication skills, with the ability to present technical information to varied audiences Mentoring or supporting junior engineers and contributing to team capability development The Mechanical Platform Systems Team: The Mechanical Platform Systems team plays a key role in supporting the planning and execution of testing and commissioning activities across complex submarine programmes. You will contribute to ensuring engineering activities are delivered safely and effectively while maintaining design intent. This role offers exposure to some of the most complex engineering projects within the Submarines business, alongside strong opportunities for career development. Relocation support may be available, 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: 24th 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 Engineer Location: Rochester; Kent: Onsite Salary: Up to £65,000 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 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. Job Description: The main duty of this role is to provide expert Mechanical Engineering support for the design and development of new innovative designs through to fault finding, diagnostics and salvage of existing products. As a Principal Mechanical Engineer, you will have the ability to lead innovation and provide technical direction to other Engineers/Technicians to develop ideas into a detailed scheme supported by calculations and reports to demonstrate compliance with requirements, which will include support to risk reduction and qualification testing as required. The expectation of a Principal Mechanical Engineer is to provide a high quality service to customers, on time and within budget with minimum management oversight, and be able to present the design detail directly to our high profile customers. Core duties: Using product knowledge and advanced engineering understanding, generate design concepts and solutions from first principals to meet project and customer requirements Prepare and present concise Mechanical Development Plans, Design Scheme Data Packs and other engineering detail for internal review and in a customer forum Taking a Design Authority role in checking and approving datasets (drawings/MBD) to ensure they correct to required standards, that they reflect design intent correctly, and that they adequately define parts for manufacture and inspection Work collaboratively across all engineering disciplines, liaising with technical specialists as required, and supporting Team Leads , Projects and Mechanical Functional Managers in preparing estimates for future design activities Complete Design Authority level checks on the work of other mechanical engineers, which will include designs, design data, hand calculations and technical reports Understand and provide governance on the adherence of Engineers and Technicians to departmental and company policies and procedures It may be required to travel and represent the company, providing presentations, carrying out product installation surveys etc ., away from the Rochester home base Essential Skills: Degree qualified in Mechanical Engineering, or related discipline, or an equivalent combination of other qualifications and experience. Meet the requirements of UK-SPEC at the Chartered Engineer Level Comprehensive experience of the full product design lifecycle, from concept through to production, within an engineering environment Experience in preparing technical datasets (drawings/MBD) and design review datasets Competence in the use of CAD tools to prepare design models, along with proficiency in the CREO CAD system and experience of Teamcenter, DOORS and JIRA, would be advantageous Experience in leading a mechanical, or cross-discipline, design team The Service & Industrialisation (S&I) Team: The team provides engineering support to the wider Service organisation, working closely with Hardware and Systems Engineering teams. The Mechanical Team comprises seven engineers ranging from Apprentice to Principal level. We support a wide portfolio of products across lifecycles exceeding 25 years, ensuring equipment remains safe, reliable, and operational throughout its service life. Our role focuses on keeping aircraft flying by resolving obsolescence issues, carrying out redesign and modification work, and developing repair solutions. This long-term support is critical to maintaining customer capability, meeting airworthiness requirements, and ensuring continued operational availability. 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: 15th 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.

Job Title: Senior/Principal Platform Systems Mechanical Engineer Location: Barrow-In-Furness (Onsite) 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 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 support the development and delivery of mechanical platform systems, ensuring robust design evidence is generated to support safe and effective engineering solutions. You will contribute to testing and commissioning activities, support issue resolution, and work closely with multidisciplinary teams to maintain design intent across complex submarine programmes. You will also mentor junior engineers, contribute to technical outputs, and engage with stakeholders to support successful programme delivery. Core duties: Develop and deliver design evidence to justify safe and effective engineering solutions, ensuring customer confidence in system designs Specify and support the build of prototypes, products, and systems for testing and validation activities Provide timely resolution of defects and issues, ensuring corrective actions are identified, tracked, and implemented Ensure engineering commitments are defined, reviewed, and delivered in line with programme requirements Support technical presentations and communications to engineering and management audiences, maintaining awareness of emerging technologies Author and contribute to technical reports, papers, and presentations to support engineering activities and knowledge sharing Mentor and support junior engineers, providing technical guidance and supporting professional development Apply mechanical engineering expertise across design, testing, commissioning, and analysis activities, utilising CAD tools and standard engineering software Essential Skills: Mechanical engineering knowledge across the full lifecycle (design, testing, commissioning, validation) Experience developing and justifying design evidence for engineering solutions Ability to support prototype development, testing, and validation activities Strong problem-solving skills with experience resolving defects and engineering issues Experience delivering engineering tasks in line with programme requirements and milestones Ability to produce and review technical documentation (reports, calculations, presentations) Experience using CAD tools and standard engineering/IT software Strong communication skills, with the ability to present technical information to varied audiences Mentoring or supporting junior engineers and contributing to team capability development The Mechanical Platform Systems Team: The Mechanical Platform Systems team plays a key role in supporting the planning and execution of testing and commissioning activities across complex submarine programmes. You will contribute to ensuring engineering activities are delivered safely and effectively while maintaining design intent. This role offers exposure to some of the most complex engineering projects within the Submarines business, alongside strong opportunities for career development. Relocation support may be available, 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: 24th 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 Engineer Location: Rochester; Kent: Onsite Salary: Up to £65,000 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 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. Job Description: The main duty of this role is to provide expert Mechanical Engineering support for the design and development of new innovative designs through to fault finding, diagnostics and salvage of existing products. As a Principal Mechanical Engineer, you will have the ability to lead innovation and provide technical direction to other Engineers/Technicians to develop ideas into a detailed scheme supported by calculations and reports to demonstrate compliance with requirements, which will include support to risk reduction and qualification testing as required. The expectation of a Principal Mechanical Engineer is to provide a high quality service to customers, on time and within budget with minimum management oversight, and be able to present the design detail directly to our high profile customers. Core duties: Using product knowledge and advanced engineering understanding, generate design concepts and solutions from first principals to meet project and customer requirements Prepare and present concise Mechanical Development Plans, Design Scheme Data Packs and other engineering detail for internal review and in a customer forum Taking a Design Authority role in checking and approving datasets (drawings/MBD) to ensure they correct to required standards, that they reflect design intent correctly, and that they adequately define parts for manufacture and inspection Work collaboratively across all engineering disciplines, liaising with technical specialists as required, and supporting Team Leads , Projects and Mechanical Functional Managers in preparing estimates for future design activities Complete Design Authority level checks on the work of other mechanical engineers, which will include designs, design data, hand calculations and technical reports Understand and provide governance on the adherence of Engineers and Technicians to departmental and company policies and procedures It may be required to travel and represent the company, providing presentations, carrying out product installation surveys etc ., away from the Rochester home base Essential Skills: Degree qualified in Mechanical Engineering, or related discipline, or an equivalent combination of other qualifications and experience. Meet the requirements of UK-SPEC at the Chartered Engineer Level Comprehensive experience of the full product design lifecycle, from concept through to production, within an engineering environment Experience in preparing technical datasets (drawings/MBD) and design review datasets Competence in the use of CAD tools to prepare design models, along with proficiency in the CREO CAD system and experience of Teamcenter, DOORS and JIRA, would be advantageous Experience in leading a mechanical, or cross-discipline, design team The Service & Industrialisation (S&I) Team: The team provides engineering support to the wider Service organisation, working closely with Hardware and Systems Engineering teams. The Mechanical Team comprises seven engineers ranging from Apprentice to Principal level. We support a wide portfolio of products across lifecycles exceeding 25 years, ensuring equipment remains safe, reliable, and operational throughout its service life. Our role focuses on keeping aircraft flying by resolving obsolescence issues, carrying out redesign and modification work, and developing repair solutions. This long-term support is critical to maintaining customer capability, meeting airworthiness requirements, and ensuring continued operational availability. 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: 15th 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.

Job Title: Principal Mechanical Engineer Location: Rochester; Kent: Onsite Salary: Up to £65,000 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 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. Job Description: The main duty of this role is to provide expert Mechanical Engineering support for the design and development of new innovative designs through to fault finding, diagnostics and salvage of existing products. As a Principal Mechanical Engineer, you will have the ability to lead innovation and provide technical direction to other Engineers/Technicians to develop ideas into a detailed scheme supported by calculations and reports to demonstrate compliance with requirements, which will include support to risk reduction and qualification testing as required. The expectation of a Principal Mechanical Engineer is to provide a high quality service to customers, on time and within budget with minimum management oversight, and be able to present the design detail directly to our high profile customers. Core duties: Using product knowledge and advanced engineering understanding, generate design concepts and solutions from first principals to meet project and customer requirements Prepare and present concise Mechanical Development Plans, Design Scheme Data Packs and other engineering detail for internal review and in a customer forum Taking a Design Authority role in checking and approving datasets (drawings/MBD) to ensure they correct to required standards, that they reflect design intent correctly, and that they adequately define parts for manufacture and inspection Work collaboratively across all engineering disciplines, liaising with technical specialists as required, and supporting Team Leads , Projects and Mechanical Functional Managers in preparing estimates for future design activities Complete Design Authority level checks on the work of other mechanical engineers, which will include designs, design data, hand calculations and technical reports Understand and provide governance on the adherence of Engineers and Technicians to departmental and company policies and procedures It may be required to travel and represent the company, providing presentations, carrying out product installation surveys etc ., away from the Rochester home base Essential Skills: Degree qualified in Mechanical Engineering, or related discipline, or an equivalent combination of other qualifications and experience. Meet the requirements of UK-SPEC at the Chartered Engineer Level Comprehensive experience of the full product design lifecycle, from concept through to production, within an engineering environment Experience in preparing technical datasets (drawings/MBD) and design review datasets Competence in the use of CAD tools to prepare design models, along with proficiency in the CREO CAD system and experience of Teamcenter, DOORS and JIRA, would be advantageous Experience in leading a mechanical, or cross-discipline, design team The Service & Industrialisation (S&I) Team: The team provides engineering support to the wider Service organisation, working closely with Hardware and Systems Engineering teams. The Mechanical Team comprises seven engineers ranging from Apprentice to Principal level. We support a wide portfolio of products across lifecycles exceeding 25 years, ensuring equipment remains safe, reliable, and operational throughout its service life. Our role focuses on keeping aircraft flying by resolving obsolescence issues, carrying out redesign and modification work, and developing repair solutions. This long-term support is critical to maintaining customer capability, meeting airworthiness requirements, and ensuring continued operational availability. 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: 15th 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.

Job Title: Senior/Principal Platform Systems Mechanical Engineer Location: Barrow-In-Furness (Onsite) 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 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 support the development and delivery of mechanical platform systems, ensuring robust design evidence is generated to support safe and effective engineering solutions. You will contribute to testing and commissioning activities, support issue resolution, and work closely with multidisciplinary teams to maintain design intent across complex submarine programmes. You will also mentor junior engineers, contribute to technical outputs, and engage with stakeholders to support successful programme delivery. Core duties: Develop and deliver design evidence to justify safe and effective engineering solutions, ensuring customer confidence in system designs Specify and support the build of prototypes, products, and systems for testing and validation activities Provide timely resolution of defects and issues, ensuring corrective actions are identified, tracked, and implemented Ensure engineering commitments are defined, reviewed, and delivered in line with programme requirements Support technical presentations and communications to engineering and management audiences, maintaining awareness of emerging technologies Author and contribute to technical reports, papers, and presentations to support engineering activities and knowledge sharing Mentor and support junior engineers, providing technical guidance and supporting professional development Apply mechanical engineering expertise across design, testing, commissioning, and analysis activities, utilising CAD tools and standard engineering software Essential Skills: Mechanical engineering knowledge across the full lifecycle (design, testing, commissioning, validation) Experience developing and justifying design evidence for engineering solutions Ability to support prototype development, testing, and validation activities Strong problem-solving skills with experience resolving defects and engineering issues Experience delivering engineering tasks in line with programme requirements and milestones Ability to produce and review technical documentation (reports, calculations, presentations) Experience using CAD tools and standard engineering/IT software Strong communication skills, with the ability to present technical information to varied audiences Mentoring or supporting junior engineers and contributing to team capability development The Mechanical Platform Systems Team: The Mechanical Platform Systems team plays a key role in supporting the planning and execution of testing and commissioning activities across complex submarine programmes. You will contribute to ensuring engineering activities are delivered safely and effectively while maintaining design intent. This role offers exposure to some of the most complex engineering projects within the Submarines business, alongside strong opportunities for career development. Relocation support may be available, 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: 24th 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: Senior/Principal Platform Systems Mechanical Engineer Location: Barrow-In-Furness (Onsite) 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 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 support the development and delivery of mechanical platform systems, ensuring robust design evidence is generated to support safe and effective engineering solutions. You will contribute to testing and commissioning activities, support issue resolution, and work closely with multidisciplinary teams to maintain design intent across complex submarine programmes. You will also mentor junior engineers, contribute to technical outputs, and engage with stakeholders to support successful programme delivery. Core duties: Develop and deliver design evidence to justify safe and effective engineering solutions, ensuring customer confidence in system designs Specify and support the build of prototypes, products, and systems for testing and validation activities Provide timely resolution of defects and issues, ensuring corrective actions are identified, tracked, and implemented Ensure engineering commitments are defined, reviewed, and delivered in line with programme requirements Support technical presentations and communications to engineering and management audiences, maintaining awareness of emerging technologies Author and contribute to technical reports, papers, and presentations to support engineering activities and knowledge sharing Mentor and support junior engineers, providing technical guidance and supporting professional development Apply mechanical engineering expertise across design, testing, commissioning, and analysis activities, utilising CAD tools and standard engineering software Essential Skills: Mechanical engineering knowledge across the full lifecycle (design, testing, commissioning, validation) Experience developing and justifying design evidence for engineering solutions Ability to support prototype development, testing, and validation activities Strong problem-solving skills with experience resolving defects and engineering issues Experience delivering engineering tasks in line with programme requirements and milestones Ability to produce and review technical documentation (reports, calculations, presentations) Experience using CAD tools and standard engineering/IT software Strong communication skills, with the ability to present technical information to varied audiences Mentoring or supporting junior engineers and contributing to team capability development The Mechanical Platform Systems Team: The Mechanical Platform Systems team plays a key role in supporting the planning and execution of testing and commissioning activities across complex submarine programmes. You will contribute to ensuring engineering activities are delivered safely and effectively while maintaining design intent. This role offers exposure to some of the most complex engineering projects within the Submarines business, alongside strong opportunities for career development. Relocation support may be available, 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: 24th 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.

We have an exciting opportunity for a Mechanical Design Engineer who possesses drive, enthusiasm, and both creative and logical thinking. This role involves leading a mechanical team within the Sparkworks portfolio of programmes, providing essential technical and management support to the team. Salary: Circa £ 60,000 depending on experience Dynamic (hybrid) working: 5 days per week on-site due to workload classification Security Clearance: British Citizen Restrictions and/or limitations relating to nationality and/or rights to work may apply. As a minimum and after offer stage, all successful candidates will need to undergo HMG Basic Personnel Security Standard checks (BPSS), which are managed by the MBDA Personnel Security Team. What we can offer you: Company bonus: Up to £2,500 (based on company performance and will vary year to year) Pension: maximum total (employer and employee) contribution of up to 14% Overtime: opportunity for paid overtime Flexi Leave: Up to 15 additional days Flexible working: We welcome applicants who are looking for flexible working arrangements Enhanced parental leave: offers up to 26 weeks for maternity, adoption and shared parental leave -enhancements are available for paternity leave, neonatal leave and fertility testing and treatments Facilities: Fantastic site facilities including subsidised meals, free car parking and much more Healthcare Cash Plan: The Healthcare Cash Plan benefit provides the option to claim cash back on everyday healthcare expenses such as optical, dental, health and wellbeing and more . The opportunity: You'll be providing technical oversight of the team's work, ensuring the team develop viable mechanical conceptual designs. As the primary mechanical engineering interface into other key stakeholders on the project. Keeping track of budgets, workloads and ensuring tasks are delivered on time. As the team lead you'll be providing day to day management support to the team and have responsibility for the development and performance management of the team. This is a great opportunity to work in a fast paced environment, working on novel and disruptive technologies within Sparkworks. It will also be an initial step in to a management role which is a great opportunity for someone looking for the next step. What we're looking for from you: Experience of mechanical design, early technology development, ideally taking parts through from conceptual design, through development and certification and people & project management experience. Relevant 3D CAD/CAE experience (training on our preferred CAE tools will be given) Strong communication skills, both written and verbal The ability to work with, influence and negotiate with stakeholders across the business. Our company: Peace is not a given, Freedom is not a given, Sovereignty is not a given MBDA is a leading defence organisation. We are proud of the role we play in supporting the Armed Forces who protect our nations. We partner with governments to work together towards a common goal, defending our freedom. We are proud of our employee-led networks, examples include: Gender Equality, Pride, Menopause Matters, Parents and Carers, Armed Forces, Ethnic Diversity, Neurodiversity, Disability and more We recognise that everyone is unique, and we encourage you to speak to us should you require any advice, support or adjustments throughout our recruitment process. Follow us on LinkedIn (MBDA), X Instagram (MBDA_UK) and Glassdoor or visit our MBDA Careers website for more information.

This role provides a unique chance to shape how MBDA undertakes production testing. Salary: Circa £50,000 depending on experience Dynamic (hybrid) working: 4-5 days per week on-site due to workload classification Security Clearance: British Citizen only. Restrictions and/or limitations relating to nationality and/or rights to work may apply. As a minimum and after offer stage, all successful candidates will need to undergo HMG Basic Personnel Security Standard checks (BPSS), which are managed by the MBDA Personnel Security Team. What we can offer you: Company bonus: Up to £2,500 (based on company performance and will vary year to year) Pension: maximum total (employer and employee) contribution of up to 14% Overtime: opportunity for paid overtime Flexi Leave: Up to 15 additional days Flexible working: We welcome applicants who are looking for flexible working arrangements Enhanced parental leave: offers up to 26 weeks for maternity, adoption and shared parental leave -enhancements are available for paternity leave, neonatal leave and fertility testing and treatments Facilities: Fantastic site facilities including subsidised meals, free car parking. Healthcare Cash Plan: The Healthcare Cash Plan benefit provides the option to claim cash back on everyday healthcare expenses such as optical, dental, health and wellbeing and more. The opportunity: This opportunity is for a Principal Test Engineer to join the Manufacturing organisation supporting test system introduction and test and diagnostics of electrical/electronic weapon systems and sub-assemblies during the development / early production phase. You will work as part of the Manufacturing UK Test Engineering function, responsible for development testing and ensuring production readiness of new products and their test solutions. Providing Test Engineering support during Design / Development phases from initial concept through to Production Readiness Review and release to Operations. Supporting Test Facility introduction and ensure that appropriate configuration control of equipment and facilities is in place prior to use, including generating supporting test specifications and operator instructions. Supporting testing of electrical/electronic weapon systems, sub-assemblies and circuit cards, with diagnosis of development test failures down to circuit card and potentially component level, including identification of proposed remedial and corrective actions. Working closely with Operations, design teams and other stakeholders to overcome any technical challenges. Providing technical support and advice to the Test Engineering Team Lead and guiding and mentoring less experienced test engineers within the team. You will be working with a small team of dedicated engineers in a fast-paced but friendly and inclusive manufacturing environment. The team has a great mix of personnel ranging from apprentices and graduate engineers through to experienced technical practitioners, all striving to deliver technical excellence across a number of different products in development and production. What we're looking for from you: Minimum Qualification Level Level 4 or greater in Engineering (preferably Electrical, Electronic, Aerospace or Mechanical), Physics or Maths. Must include modules for Electronic Principles (digital or analogue) or Electrical Principles. Several years' experience in related industry / manufacturing. A good understanding of electrical/electronic and RF measurement and test principles and test equipment, as well as systems-level functional testing. Experience of the product development lifecycle and supporting processes, in an electronics manufacturing environment. Significant experience of using both manual and automated test equipment, preferably in a defence organisation or similar manufacturing environment. The ability to plan and organise own work in order to ensure multiple tasks can be prioritised and delivered against Project objectives, whilst being available to support others. Good verbal and written communication skills, including working within a team, generation of test specifications, operator instructions and technical reports based on higher-level requirements. Our company: Peace is not a given, Freedom is not a given, Sovereignty is not a given MBDA is a leading defence organisation. We are proud of the role we play in supporting the Armed Forces who protect our nations. We partner with governments to work together towards a common goal, defending our freedom. We are proud of our employee-led networks, examples include: Gender Equality, Pride, Menopause Matters, Parents and Carers, Armed Forces, Ethnic Diversity, Neurodiversity, Disability and more We recognise that everyone is unique, and we encourage you to speak to us should you require any advice, support or adjustments throughout our recruitment process. Follow us on LinkedIn (MBDA), X Instagram (MBDA_UK) and Glassdoor or visit our MBDA Careers website for more information.

Job Title: Senior/Principal Platform Systems Mechanical Engineer Location: Barrow-In-Furness (Onsite) 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 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 support the development and delivery of mechanical platform systems, ensuring robust design evidence is generated to support safe and effective engineering solutions. You will contribute to testing and commissioning activities, support issue resolution, and work closely with multidisciplinary teams to maintain design intent across complex submarine programmes. You will also mentor junior engineers, contribute to technical outputs, and engage with stakeholders to support successful programme delivery. Core duties: Develop and deliver design evidence to justify safe and effective engineering solutions, ensuring customer confidence in system designs Specify and support the build of prototypes, products, and systems for testing and validation activities Provide timely resolution of defects and issues, ensuring corrective actions are identified, tracked, and implemented Ensure engineering commitments are defined, reviewed, and delivered in line with programme requirements Support technical presentations and communications to engineering and management audiences, maintaining awareness of emerging technologies Author and contribute to technical reports, papers, and presentations to support engineering activities and knowledge sharing Mentor and support junior engineers, providing technical guidance and supporting professional development Apply mechanical engineering expertise across design, testing, commissioning, and analysis activities, utilising CAD tools and standard engineering software Essential Skills: Mechanical engineering knowledge across the full lifecycle (design, testing, commissioning, validation) Experience developing and justifying design evidence for engineering solutions Ability to support prototype development, testing, and validation activities Strong problem-solving skills with experience resolving defects and engineering issues Experience delivering engineering tasks in line with programme requirements and milestones Ability to produce and review technical documentation (reports, calculations, presentations) Experience using CAD tools and standard engineering/IT software Strong communication skills, with the ability to present technical information to varied audiences Mentoring or supporting junior engineers and contributing to team capability development The Mechanical Platform Systems Team: The Mechanical Platform Systems team plays a key role in supporting the planning and execution of testing and commissioning activities across complex submarine programmes. You will contribute to ensuring engineering activities are delivered safely and effectively while maintaining design intent. This role offers exposure to some of the most complex engineering projects within the Submarines business, alongside strong opportunities for career development. Relocation support may be available, 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: 24th 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 Engineer Location: Rochester; Kent: Onsite Salary: Up to £65,000 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 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. Job Description: The main duty of this role is to provide expert Mechanical Engineering support for the design and development of new innovative designs through to fault finding, diagnostics and salvage of existing products. As a Principal Mechanical Engineer, you will have the ability to lead innovation and provide technical direction to other Engineers/Technicians to develop ideas into a detailed scheme supported by calculations and reports to demonstrate compliance with requirements, which will include support to risk reduction and qualification testing as required. The expectation of a Principal Mechanical Engineer is to provide a high quality service to customers, on time and within budget with minimum management oversight, and be able to present the design detail directly to our high profile customers. Core duties: Using product knowledge and advanced engineering understanding, generate design concepts and solutions from first principals to meet project and customer requirements Prepare and present concise Mechanical Development Plans, Design Scheme Data Packs and other engineering detail for internal review and in a customer forum Taking a Design Authority role in checking and approving datasets (drawings/MBD) to ensure they correct to required standards, that they reflect design intent correctly, and that they adequately define parts for manufacture and inspection Work collaboratively across all engineering disciplines, liaising with technical specialists as required, and supporting Team Leads , Projects and Mechanical Functional Managers in preparing estimates for future design activities Complete Design Authority level checks on the work of other mechanical engineers, which will include designs, design data, hand calculations and technical reports Understand and provide governance on the adherence of Engineers and Technicians to departmental and company policies and procedures It may be required to travel and represent the company, providing presentations, carrying out product installation surveys etc ., away from the Rochester home base Essential Skills: Degree qualified in Mechanical Engineering, or related discipline, or an equivalent combination of other qualifications and experience. Meet the requirements of UK-SPEC at the Chartered Engineer Level Comprehensive experience of the full product design lifecycle, from concept through to production, within an engineering environment Experience in preparing technical datasets (drawings/MBD) and design review datasets Competence in the use of CAD tools to prepare design models, along with proficiency in the CREO CAD system and experience of Teamcenter, DOORS and JIRA, would be advantageous Experience in leading a mechanical, or cross-discipline, design team The Service & Industrialisation (S&I) Team: The team provides engineering support to the wider Service organisation, working closely with Hardware and Systems Engineering teams. The Mechanical Team comprises seven engineers ranging from Apprentice to Principal level. We support a wide portfolio of products across lifecycles exceeding 25 years, ensuring equipment remains safe, reliable, and operational throughout its service life. Our role focuses on keeping aircraft flying by resolving obsolescence issues, carrying out redesign and modification work, and developing repair solutions. This long-term support is critical to maintaining customer capability, meeting airworthiness requirements, and ensuring continued operational availability. 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: 15th 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.

Job Title: Senior/Principal Platform Systems Mechanical Engineer Location: Barrow-In-Furness (Onsite) 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 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 support the development and delivery of mechanical platform systems, ensuring robust design evidence is generated to support safe and effective engineering solutions. You will contribute to testing and commissioning activities, support issue resolution, and work closely with multidisciplinary teams to maintain design intent across complex submarine programmes. You will also mentor junior engineers, contribute to technical outputs, and engage with stakeholders to support successful programme delivery. Core duties: Develop and deliver design evidence to justify safe and effective engineering solutions, ensuring customer confidence in system designs Specify and support the build of prototypes, products, and systems for testing and validation activities Provide timely resolution of defects and issues, ensuring corrective actions are identified, tracked, and implemented Ensure engineering commitments are defined, reviewed, and delivered in line with programme requirements Support technical presentations and communications to engineering and management audiences, maintaining awareness of emerging technologies Author and contribute to technical reports, papers, and presentations to support engineering activities and knowledge sharing Mentor and support junior engineers, providing technical guidance and supporting professional development Apply mechanical engineering expertise across design, testing, commissioning, and analysis activities, utilising CAD tools and standard engineering software Essential Skills: Mechanical engineering knowledge across the full lifecycle (design, testing, commissioning, validation) Experience developing and justifying design evidence for engineering solutions Ability to support prototype development, testing, and validation activities Strong problem-solving skills with experience resolving defects and engineering issues Experience delivering engineering tasks in line with programme requirements and milestones Ability to produce and review technical documentation (reports, calculations, presentations) Experience using CAD tools and standard engineering/IT software Strong communication skills, with the ability to present technical information to varied audiences Mentoring or supporting junior engineers and contributing to team capability development The Mechanical Platform Systems Team: The Mechanical Platform Systems team plays a key role in supporting the planning and execution of testing and commissioning activities across complex submarine programmes. You will contribute to ensuring engineering activities are delivered safely and effectively while maintaining design intent. This role offers exposure to some of the most complex engineering projects within the Submarines business, alongside strong opportunities for career development. Relocation support may be available, 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: 24th 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 Engineer Location: Rochester; Kent: Onsite Salary: Up to £65,000 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 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. Job Description: The main duty of this role is to provide expert Mechanical Engineering support for the design and development of new innovative designs through to fault finding, diagnostics and salvage of existing products. As a Principal Mechanical Engineer, you will have the ability to lead innovation and provide technical direction to other Engineers/Technicians to develop ideas into a detailed scheme supported by calculations and reports to demonstrate compliance with requirements, which will include support to risk reduction and qualification testing as required. The expectation of a Principal Mechanical Engineer is to provide a high quality service to customers, on time and within budget with minimum management oversight, and be able to present the design detail directly to our high profile customers. Core duties: Using product knowledge and advanced engineering understanding, generate design concepts and solutions from first principals to meet project and customer requirements Prepare and present concise Mechanical Development Plans, Design Scheme Data Packs and other engineering detail for internal review and in a customer forum Taking a Design Authority role in checking and approving datasets (drawings/MBD) to ensure they correct to required standards, that they reflect design intent correctly, and that they adequately define parts for manufacture and inspection Work collaboratively across all engineering disciplines, liaising with technical specialists as required, and supporting Team Leads , Projects and Mechanical Functional Managers in preparing estimates for future design activities Complete Design Authority level checks on the work of other mechanical engineers, which will include designs, design data, hand calculations and technical reports Understand and provide governance on the adherence of Engineers and Technicians to departmental and company policies and procedures It may be required to travel and represent the company, providing presentations, carrying out product installation surveys etc ., away from the Rochester home base Essential Skills: Degree qualified in Mechanical Engineering, or related discipline, or an equivalent combination of other qualifications and experience. Meet the requirements of UK-SPEC at the Chartered Engineer Level Comprehensive experience of the full product design lifecycle, from concept through to production, within an engineering environment Experience in preparing technical datasets (drawings/MBD) and design review datasets Competence in the use of CAD tools to prepare design models, along with proficiency in the CREO CAD system and experience of Teamcenter, DOORS and JIRA, would be advantageous Experience in leading a mechanical, or cross-discipline, design team The Service & Industrialisation (S&I) Team: The team provides engineering support to the wider Service organisation, working closely with Hardware and Systems Engineering teams. The Mechanical Team comprises seven engineers ranging from Apprentice to Principal level. We support a wide portfolio of products across lifecycles exceeding 25 years, ensuring equipment remains safe, reliable, and operational throughout its service life. Our role focuses on keeping aircraft flying by resolving obsolescence issues, carrying out redesign and modification work, and developing repair solutions. This long-term support is critical to maintaining customer capability, meeting airworthiness requirements, and ensuring continued operational availability. 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: 15th 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.

Job Title: Principal Mechanical Engineer Location: Rochester; Kent: Onsite Salary: Up to £65,000 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 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. Job Description: The main duty of this role is to provide expert Mechanical Engineering support for the design and development of new innovative designs through to fault finding, diagnostics and salvage of existing products. As a Principal Mechanical Engineer, you will have the ability to lead innovation and provide technical direction to other Engineers/Technicians to develop ideas into a detailed scheme supported by calculations and reports to demonstrate compliance with requirements, which will include support to risk reduction and qualification testing as required. The expectation of a Principal Mechanical Engineer is to provide a high quality service to customers, on time and within budget with minimum management oversight, and be able to present the design detail directly to our high profile customers. Core duties: Using product knowledge and advanced engineering understanding, generate design concepts and solutions from first principals to meet project and customer requirements Prepare and present concise Mechanical Development Plans, Design Scheme Data Packs and other engineering detail for internal review and in a customer forum Taking a Design Authority role in checking and approving datasets (drawings/MBD) to ensure they correct to required standards, that they reflect design intent correctly, and that they adequately define parts for manufacture and inspection Work collaboratively across all engineering disciplines, liaising with technical specialists as required, and supporting Team Leads , Projects and Mechanical Functional Managers in preparing estimates for future design activities Complete Design Authority level checks on the work of other mechanical engineers, which will include designs, design data, hand calculations and technical reports Understand and provide governance on the adherence of Engineers and Technicians to departmental and company policies and procedures It may be required to travel and represent the company, providing presentations, carrying out product installation surveys etc ., away from the Rochester home base Essential Skills: Degree qualified in Mechanical Engineering, or related discipline, or an equivalent combination of other qualifications and experience. Meet the requirements of UK-SPEC at the Chartered Engineer Level Comprehensive experience of the full product design lifecycle, from concept through to production, within an engineering environment Experience in preparing technical datasets (drawings/MBD) and design review datasets Competence in the use of CAD tools to prepare design models, along with proficiency in the CREO CAD system and experience of Teamcenter, DOORS and JIRA, would be advantageous Experience in leading a mechanical, or cross-discipline, design team The Service & Industrialisation (S&I) Team: The team provides engineering support to the wider Service organisation, working closely with Hardware and Systems Engineering teams. The Mechanical Team comprises seven engineers ranging from Apprentice to Principal level. We support a wide portfolio of products across lifecycles exceeding 25 years, ensuring equipment remains safe, reliable, and operational throughout its service life. Our role focuses on keeping aircraft flying by resolving obsolescence issues, carrying out redesign and modification work, and developing repair solutions. This long-term support is critical to maintaining customer capability, meeting airworthiness requirements, and ensuring continued operational availability. 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: 15th 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.

Job Title: Principal Mechanical Engineer Location: Rochester; Kent: Onsite Salary: Up to £65,000 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 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. Job Description: The main duty of this role is to provide expert Mechanical Engineering support for the design and development of new innovative designs through to fault finding, diagnostics and salvage of existing products. As a Principal Mechanical Engineer, you will have the ability to lead innovation and provide technical direction to other Engineers/Technicians to develop ideas into a detailed scheme supported by calculations and reports to demonstrate compliance with requirements, which will include support to risk reduction and qualification testing as required. The expectation of a Principal Mechanical Engineer is to provide a high quality service to customers, on time and within budget with minimum management oversight, and be able to present the design detail directly to our high profile customers. Core duties: Using product knowledge and advanced engineering understanding, generate design concepts and solutions from first principals to meet project and customer requirements Prepare and present concise Mechanical Development Plans, Design Scheme Data Packs and other engineering detail for internal review and in a customer forum Taking a Design Authority role in checking and approving datasets (drawings/MBD) to ensure they correct to required standards, that they reflect design intent correctly, and that they adequately define parts for manufacture and inspection Work collaboratively across all engineering disciplines, liaising with technical specialists as required, and supporting Team Leads , Projects and Mechanical Functional Managers in preparing estimates for future design activities Complete Design Authority level checks on the work of other mechanical engineers, which will include designs, design data, hand calculations and technical reports Understand and provide governance on the adherence of Engineers and Technicians to departmental and company policies and procedures It may be required to travel and represent the company, providing presentations, carrying out product installation surveys etc ., away from the Rochester home base Essential Skills: Degree qualified in Mechanical Engineering, or related discipline, or an equivalent combination of other qualifications and experience. Meet the requirements of UK-SPEC at the Chartered Engineer Level Comprehensive experience of the full product design lifecycle, from concept through to production, within an engineering environment Experience in preparing technical datasets (drawings/MBD) and design review datasets Competence in the use of CAD tools to prepare design models, along with proficiency in the CREO CAD system and experience of Teamcenter, DOORS and JIRA, would be advantageous Experience in leading a mechanical, or cross-discipline, design team The Service & Industrialisation (S&I) Team: The team provides engineering support to the wider Service organisation, working closely with Hardware and Systems Engineering teams. The Mechanical Team comprises seven engineers ranging from Apprentice to Principal level. We support a wide portfolio of products across lifecycles exceeding 25 years, ensuring equipment remains safe, reliable, and operational throughout its service life. Our role focuses on keeping aircraft flying by resolving obsolescence issues, carrying out redesign and modification work, and developing repair solutions. This long-term support is critical to maintaining customer capability, meeting airworthiness requirements, and ensuring continued operational availability. 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: 15th 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.

Job Title: Senior/Principal Platform Systems Mechanical Engineer Location: Barrow-In-Furness (Onsite) 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 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 support the development and delivery of mechanical platform systems, ensuring robust design evidence is generated to support safe and effective engineering solutions. You will contribute to testing and commissioning activities, support issue resolution, and work closely with multidisciplinary teams to maintain design intent across complex submarine programmes. You will also mentor junior engineers, contribute to technical outputs, and engage with stakeholders to support successful programme delivery. Core duties: Develop and deliver design evidence to justify safe and effective engineering solutions, ensuring customer confidence in system designs Specify and support the build of prototypes, products, and systems for testing and validation activities Provide timely resolution of defects and issues, ensuring corrective actions are identified, tracked, and implemented Ensure engineering commitments are defined, reviewed, and delivered in line with programme requirements Support technical presentations and communications to engineering and management audiences, maintaining awareness of emerging technologies Author and contribute to technical reports, papers, and presentations to support engineering activities and knowledge sharing Mentor and support junior engineers, providing technical guidance and supporting professional development Apply mechanical engineering expertise across design, testing, commissioning, and analysis activities, utilising CAD tools and standard engineering software Essential Skills: Mechanical engineering knowledge across the full lifecycle (design, testing, commissioning, validation) Experience developing and justifying design evidence for engineering solutions Ability to support prototype development, testing, and validation activities Strong problem-solving skills with experience resolving defects and engineering issues Experience delivering engineering tasks in line with programme requirements and milestones Ability to produce and review technical documentation (reports, calculations, presentations) Experience using CAD tools and standard engineering/IT software Strong communication skills, with the ability to present technical information to varied audiences Mentoring or supporting junior engineers and contributing to team capability development The Mechanical Platform Systems Team: The Mechanical Platform Systems team plays a key role in supporting the planning and execution of testing and commissioning activities across complex submarine programmes. You will contribute to ensuring engineering activities are delivered safely and effectively while maintaining design intent. This role offers exposure to some of the most complex engineering projects within the Submarines business, alongside strong opportunities for career development. Relocation support may be available, 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: 24th 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: Senior/Principal Platform Systems Mechanical Engineer Location: Barrow-In-Furness (Onsite) 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 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 support the development and delivery of mechanical platform systems, ensuring robust design evidence is generated to support safe and effective engineering solutions. You will contribute to testing and commissioning activities, support issue resolution, and work closely with multidisciplinary teams to maintain design intent across complex submarine programmes. You will also mentor junior engineers, contribute to technical outputs, and engage with stakeholders to support successful programme delivery. Core duties: Develop and deliver design evidence to justify safe and effective engineering solutions, ensuring customer confidence in system designs Specify and support the build of prototypes, products, and systems for testing and validation activities Provide timely resolution of defects and issues, ensuring corrective actions are identified, tracked, and implemented Ensure engineering commitments are defined, reviewed, and delivered in line with programme requirements Support technical presentations and communications to engineering and management audiences, maintaining awareness of emerging technologies Author and contribute to technical reports, papers, and presentations to support engineering activities and knowledge sharing Mentor and support junior engineers, providing technical guidance and supporting professional development Apply mechanical engineering expertise across design, testing, commissioning, and analysis activities, utilising CAD tools and standard engineering software Essential Skills: Mechanical engineering knowledge across the full lifecycle (design, testing, commissioning, validation) Experience developing and justifying design evidence for engineering solutions Ability to support prototype development, testing, and validation activities Strong problem-solving skills with experience resolving defects and engineering issues Experience delivering engineering tasks in line with programme requirements and milestones Ability to produce and review technical documentation (reports, calculations, presentations) Experience using CAD tools and standard engineering/IT software Strong communication skills, with the ability to present technical information to varied audiences Mentoring or supporting junior engineers and contributing to team capability development The Mechanical Platform Systems Team: The Mechanical Platform Systems team plays a key role in supporting the planning and execution of testing and commissioning activities across complex submarine programmes. You will contribute to ensuring engineering activities are delivered safely and effectively while maintaining design intent. This role offers exposure to some of the most complex engineering projects within the Submarines business, alongside strong opportunities for career development. Relocation support may be available, 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: 24th 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.