Amentum - United Kingdom, Hybrid work

BIM Manager sought for a major Nuclear Powerplant project in Bristol, UK. You will lead the CALM programme, defining the PLM architecture using Dassault 3Dx tools. This role requires strong configuration management experience and the ability to coordinate a multi-disciplinary team of 20. Benefits...

Amentum seeks an Architectural Technologist for a landmark 20-year, £7bn nuclear programme in Risley, UK. You will deliver design solutions through all RIBA stages, using Revit and Navisworks, while coordinating teams on complex nuclear projects. Ideal candidates hold a Master’s in Architecture o...

Structural Designer needed in Risley, UK, to develop 3D Revit models and 2D AutoCAD drawings for steel and RC structures. Requires HNC/D in Structural Engineering, detailing experience, and CDM knowledge. Nuclear or industrial background valued. Benefits include free medical cover, enhanced paren...

Senior Planner sought by Amentum in London to drive scheduling excellence on major infrastructure projects, ideally within nuclear construction. Expert-level Primavera P6, MS Project, and Excel skills are essential, alongside mentoring experience. You will coordinate integrated schedules, produce...

Principal Solutions Architect sought to design and govern integrated digital project controls environments for major UK capital programmes. This domain-specialised role requires deep expertise in EPPM platforms (EcoSys, Primavera P6/Unifier, Aconex) and core processes like cost, schedule, risk, a...

Amentum seeks a Civil / FIRAS Inspector at Sellafield, UK, to ensure top-tier passive fire protection. You will review Lifetime Records, produce ITPs/ICLs, and conduct inspections. FIRAS certification in boards, penetration seals, cavity barriers, and fire doors is essential. Benefits include med...

Amentum seeks a Project Manager in Bristol or Reading, UK, to drive innovation in science, security, and sustainability. You will autonomously deliver complex projects, manage client relationships, and apply P3M methodologies. Enjoy a competitive salary, hybrid working, generous pensions, and pro...

Seeking a Project Engineering Manager to join our PPP Team in Risley, UK. You will lead engineering and digital initiatives, supporting pipeline projects and managing risk/reward choices for maximum benefit. Requires Engineering Management experience on major projects and familiarity with digital...

Commissioning Assurance Team Lead role in Whitehaven, UK. You will lead compliance assurance, governance, and audits for Commissioning Start Up, ensuring adherence to safety and regulatory standards. Key duties include developing assurance dashboards, managing audits, and coaching a team. Benefit...

Join Amentum in Risley, UK as a Qualified Reporting Accountant (CIMA, ACCA, or ACA). Support group and statutory audits, VAT/CIS returns, and ONS reporting within a growing External Reporting team. Enjoy free medical cover, enhanced parental leave, and professional development reimbursement. Idea...

Lead reporting strategy for the UK’s flagship Sizewell C mega-project. As Reporting Manager, you will drive Digital by Default performance frameworks, deliver executive-level insights, and manage cloud-based reporting solutions. Ideal for experts in project controls, earned value analysis, and st...

Join Amentum as a Nuclear Technical Engineer in Risley, UK, and provide authoritative safety and technical assessments to the MoD. We seek a degree in science or engineering with knowledge of Naval Reactor Plant and safety cases. Enjoy hybrid, flexible working hours and a strong work-life balance...