Assystem GmbH

A global engineering company in the UK seeks a Principal Structural Integrity Engineer to lead technical assessments and mentor junior engineers. The role demands expertise in Finite Element Analysis and a strong background in the nuclear sector. You will troubleshoot issues, conduct reviews, and represent the company in client meetings. Strong communication skills and a commitment to innovation are essential. Join us in the journey towards low-carbon energy solutions.

Our Vacancy Senior Project Planner Defence Permanent / Project Management Sunderland 15/10/23 On site Share Assystem is an international company with one mission: accelerate the energy transition around the world.Every day, our 6,500 switchers located in 12 countries (Europe, Middle East, Pacific Asia & Africa) connect their six thousand billion neurons to tackle the task of the century: switching to low-carbon energy.We are a collective committed to the actors who are making the energy switch. Sharing our knowledge, expertise and values allows us to innovate and think differently about the energy transition.Drawing on more than 55 years' experience in highly regulated sectors subject to strict security and safety requirements, we provide our customers with engineering and project management services, as well as digital services and solutions to optimize the performance of complex infrastructure projects throughout their life cycle. The Group is currently ranked second in the world for nuclear engineering.To ensure a viable, efficient, and reliable energy future for all. Job Description As the Assystem's Defence Infrastructure account continues to grow, we are looking to recruit a dynamic, self-motivated Project Planner / Senior Project Planner to support project delivery. Working alongside the Defence Infrastructure Project Manager(s), the Project Planner is the local point for all aspects of planning across the Defence Infrastructure portfolio. This role will be based at any of our Assystem offices with ad-hoc travel to client and other Assystem offices as required. Assystem are currently implementing our 'new normal' flexible working model, which will continue to support a mixture of home and office working across the business. Main Duties: Responsible for planning - production and management of project schedule(s), both internally and externally. Coordination of work packages to schedule, tracking progress vs schedule, resource planning, coordination of sub-contractors. Review and approval of sub-contractor programmes. Interface with the stakeholders to identify and report on progress, change, risks and opportunities. Input to proposals relating to manhour estimates and planning. Produce concise, accurate reports of project metrics including critical path analysis to the Defence Infrastructure Lead Team. Essential Skills and Behaviors Primavera P6 to intermediate level (essential) Strong skills in MS Office, especially Excel and Project Self-motivated and able to work to deadlines without direction/supervision Good communicator able to provide a clear, concise and accurate summary of project progress, risks to the critical path and metrics Able to confidently engage with sub-contractors and critically review the accuracy of sub-contractor submissions Attention to detail Qualifications: Degree preferred, or other equivalent qualification Primavera P6 training Project Management qualification (e.g. APM) would benefit Experience Experience as project planner on NEC4 Contracts is essential (particularly Option A and Option C) Major infrastructure design and build project background highly desirable Experience of working in the Nuclear or Defence Industry is highly desirableDue to the nature of this role the successful candidate will require Security clearance. To gain this they will be required to be a Sole UK national, Hybrid working from home/Assystem OfficeWe are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people's ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people's ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

A leading engineering company is seeking a Senior Planner for a hybrid role based in Glasgow. You will be responsible for managing project schedules and coordinating with stakeholders to ensure timely execution. Ideal candidates will have experience with NEC4 contracts and a background in nuclear or defence industries. This position offers opportunities to work on global projects and promotes diversity. Applicants must meet residency criteria for UK security clearance.

A global engineering firm in Sunderland is seeking a Senior Project Planner to support project delivery in the Defence Infrastructure sector. This role involves production and management of project schedules, coordination with stakeholders, and requires experience with NEC4 Contracts. The ideal candidate has strong skills in Primavera P6, a background in major infrastructure projects, and is a Sole UK national. This position supports flexible working arrangements.

Our Vacancy# Senior Commercial Management Consultant Nuclear Permanent / Project Management Bridgwater United Kingdom 21/01/26 On site Share️ About Assystem At Assystem, our mission is to accelerate the energy transition worldwide. Our 8,000 Switchers combine decades of engineering expertise with cutting-edge digital technologies to deliver some of the world's most complex energy infrastructure projects. Join us and play a key role in shaping a low-carbon future. As one of the top three largest nuclear engineering companies globally , Assystem supports major nuclear new build and infrastructure programmes across the UK and internationally. You'll join a collaborative, safety-driven environment where logistics excellence is critical to successful project delivery. Job Description The Job Mission The Commercial Lead is responsible for leading a commercial team in the successful delivery of all pre- and post-contract commercial activities across a portfolio of high-value contracts on a nuclear power plant project.You will typically be accountable for contracts up to £2bn in value , subject to risk and complexity, and will lead a commercial team of up to 10 professionals . The role includes leadership of a major Tier 1 site installation contract of critical importance to the project. Principal Accountabilities Leadership & Governance Lead and develop a commercial team of up to 10, fostering high performance and professional development Ensure all commercial activities are delivered in accordance with site commercial procedures and governance Define and embed a culture of continuous improvement and lessons learned Contract & Commercial Management Lead commercial delivery of a major Tier 1 installation contract Provide strategic oversight across multiple contracts to ensure alignment with wider project objectives Manage the full contract lifecycle from procurement through execution and final account Lead commercial strategy for high-value and high-risk contract elements Procurement Phase Ensure procurement programmes align with the Integrated Work Schedule Confirm adequate time and governance for effective procurement through to contract award Execution Phase Lead and manage contract execution, ensuring alignment across: + Scope of work and programme + Pricing structures and schedules + Contract administration and key personnel + Incentives, change control and claims Lead change management and claims resolution strategy to achieve best project outcomes Risk, Cost & Performance Management Overall accountability for commercial and delivery-based risks arising from supplier performance Lead cost control, transparency and change management processes Review contract performance and contribute to monthly reporting Propose and implement corrective actions with the Programme Manager Lead timely agreement of final accounts, including resolution of complex commercial issues Stakeholder Engagement Engage effectively with senior internal stakeholders, executives, external bodies and regulators Lead collaborative behaviours across the supply chain and project teams Manage commercial budgets and financial accountability Location & Working Pattern 2 days on site in Bridgwater 1 day in the Bridgwater office 2 days working from home Qualifications & Experience Essential Skills Strong commercial and contract management capability Proven experience as part of a Project Senior Management Team Ability to make sound decisions involving significant financial exposure Strong understanding of procurement, risk management, change management and contract performance Fluent in English Essential Experience Member of RICS / CICES / IOB / CIPS or equivalent professional body Degree qualified Experience with NEC and FIDIC contracts within the power or construction industry Strong understanding of UK law and its impact on contract management Familiarity with nuclear site licence conditions Understanding of the UK regulatory framework and international supply chain management Proven experience managing a Tier 1 contractor on a nuclear or major infrastructure siteJoin Assystem and become a key player in delivering critical nuclear projects that shape the future of energy. Embrace this opportunity to excel in a dynamic environment where your expertise and leadership will drive global innovation. Your Benefits Package Hybrid Working - Flexibility to work from home and the office 25 Days Annual Leave + Bank Holidays Buy & Sell Holiday - Make your time off work for you 8% Company Pension Contributions Income Protection & 3x Salary Death-in-Service Cover Competitive Sick Pay - Support when you need it Healthcare Cash Plan - Claim back on dental, optical & more Free Digital Gym Access - Expert-led fitness classes Exclusive Discounts - Restaurants, days out & top brands 24/7 Employee Support Line - Mental health, financial & legal help Cycle to Work Scheme - Save money & go green Free Flu Jabs & Eye Test Vouchers Paid Professional Membership Fees Volunteer Days - Make a difference on company timeWe are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people's ability to dare are the only things that matter!.Bring your unique contributions and help us shape the future.We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people's ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

A leading engineering firm in the United Kingdom is seeking a Senior Planner to develop integrated project schedules for complex defence programmes. The ideal candidate will have significant experience in project planning, particularly in regulated environments, and strong proficiency in Primavera P6. Responsibilities include schedule analysis, risk management, and stakeholder collaboration. The role offers benefits such as a pension scheme, generous annual leave, and flexible working options.

Our Vacancy# Senior Planner Defence Permanent / Project Management London United Kingdom 19/01/26 On site 50,000 - 60,000 £/yr Share Job DescriptionThe Senior Planner is responsible for developing, maintaining, and assuring fully integrated project schedules for complex defence programmes. The role supports effective decision-making by providing accurate planning data, schedule analysis, and risk-informed forecasts aligned with defence governance and assurance requirements.Working closely with Project Managers, Engineering, Commercial, and Risk teams, the Senior Planner ensures that programme schedules reflect scope, cost, risk, and resource constraints, and comply with contractual and regulatory standards.Key ResponsibilitiesPlanning & Scheduling Develop and maintain integrated, resource- and cost-loaded schedules across the full project lifecycle (design, manufacture, test, acceptance, and in-service support). Establish planning structures aligned to WBS, CBS, and contract deliverables. Ensure schedules comply with defence and organisational planning standards and best practice.Programme Control & Reporting Provide schedule performance analysis including critical path, float, dependencies, and milestones. Support Earned Value Management (EVM) and schedule health assessments. Produce clear, accurate planning reports for internal governance, senior stakeholders, and external customers.Risk & Change Management Integrate risk, opportunity, and mitigation actions into project schedules. Support schedule risk analysis (e.g. Monte Carlo) where required. Assess schedule impacts of change requests and support change control processes.Stakeholder Collaboration Work closely with Project Managers to support delivery planning and decision-making. Liaise with engineering, supply chain, commercial, and delivery teams to ensure schedule realism. Provide planning input to bids, proposals, and contract negotiations as required.Assurance & Continuous Improvement Support internal and external assurance reviews, audits, and readiness assessments. Mentor junior planners and promote planning best practice. Contribute to the continuous improvement of planning processes, tools, and standards.Skills & ExperienceEssential Significant experience in project planning within defence, aerospace, engineering, or complex regulated environments. Strong proficiency in planning tools such as Primavera P6 (essential) British National Experience producing and maintaining integrated master schedules. Solid understanding of critical path analysis, schedule logic, and performance measurement. Ability to communicate complex planning information clearly to non-planning stakeholders.Desirable Experience working with MOD or equivalent defence customers. Knowledge of Earned Value Management (EVM). Experience supporting bids or major programme re-baselining. Familiarity with risk and schedule risk analysis techniques. Professional accreditation (e.g. APM, PMI) or working towards it.Behaviours & Attributes Analytical and detail-oriented with a proactive mindset. Confident working in complex, high-assurance environments. Strong stakeholder management and influencing skills. Able to work independently while supporting wider programme objectives. Committed to integrity, confidentiality, and compliance. Benefits include: Pension scheme (8% company contribution / 4% personal contribution) 25 days' paid annual leave + bank holidays + option to buy or sell days Professional fees reimbursed Flexible working Employee referral schemeWe are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people's ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.