ASSYSTEM - United Kingdom, IT - Administration

Senior Principal Mechanical Engineer sought to lead the Cooling Water Island team for a groundbreaking Small Modular Reactor (SMR) program in Newcastle upon Tyne. Drive FEED to detailed design, ensure regulatory compliance, and manage multidisciplinary teams. Requires Chartered Engineer (CEng) st...

Senior Principal Mechanical Engineer sought by Assystem to lead cutting-edge fusion and modular nuclear projects in Bolton, UK. You will drive design of critical systems like airlocks and penetrations, leveraging expertise in steam cycle modelling, cooling water equipment, and regulatory complian...

UK Change Manager sought for a 2-year fixed-term contract in Birmingham. You will deploy a global ERP change roadmap locally, leading stakeholder mapping, impact analysis, and adoption measurement (ADKAR). Requires a Master’s degree, proven change management experience in large-scale transformati...

Seeking an experienced **IT Administrator** in **Bolton, UK** to lead cybersecurity measures, manage **Microsoft 365** and **Windows** environments, and resolve complex incidents. This hybrid role offers **flexible hours**, an **8% pension**, **25 days’ leave**, and professional development. Idea...

Fire Engineer sought in Warrington, UK, to join a fire protection engineering team. You will analyze 3D models, conduct MAGIC simulations, and ensure compliance with UK/EU/US regulations including BS9999. The role demands expertise in fire dynamics, risk assessment, and designing detection soluti...

Lead and coordinate plant modification proposals in a regulated nuclear environment at Seascale, UK. This PMP Manager role demands expertise in governance, safety compliance, and full lifecycle management. You will oversee teams, engage stakeholders, and ensure modifications meet safety case and ...

Framework Manager sought to lead key stakeholder relationships and oversee framework agreements within Assystem’s Fusion and Modular Nuclear Business Unit. Based in Derby, UK, this role drives compliance, financial performance (P&L), and team growth while supporting bid activities. Requires resil...

Assystem seeks a dynamic Project Planner to support Defence Infrastructure growth. Based in Derby or Newcastle with hybrid working, you'll manage schedules using Primavera P6 and MS Project. Essential experience includes NEC4 contracts and major infrastructure projects. Benefits include 25 days l...

Senior Mechanical Engineer sought for Derby, UK, to lead Turbine Island design within the Fusion and Modular Nuclear Business Unit. Ideal candidates bring nuclear, thermal power, or oil & gas experience, plus expertise in steam turbines and procurement. You will integrate designs, manage supplier...

Lead PLM Business Transformation Manager sought to drive digital deployment across complex nuclear and infrastructure projects. Leverage expertise in Dassault 3Dx and Agile methodologies to oversee end-to-end PLM solutions. Based in Bristol/London, this hybrid role offers flexible hours, 25 days ...

Senior Project Controls Engineer sought for a major Nuclear Power Plant project in Bridgwater, UK. You will act as a technical lead, managing estimates and scope valued from £10m to £500m. Requires a degree and expert knowledge of estimating tools and techniques. Benefits include hybrid working, ...