Job Description Your future team: Are you ready to make an impact in the world of Nuclear? Join us at Assystem, where your innovative ideas and technical skills will help shape the future. We're looking for a passionate and skilled Mechanical Engineer to join our dynamic team within defence infrastructure working across innovative projects. Your missions: Contribute to the research and development of mechanical design packages for a variety of clients Assist in proposal writing and other related bidding activities when required Produce details of specifications and outline designs Create and review technical drawings, plans, and specifications using computer software Develop, test, and evaluate theoretical designs Ensure products are reliable and perform consistently in specified operating environments Use research, analytical, conceptual, and planning skills, particularly those in mathematical modelling and computer-aided design Support site construction and commissioning work as required Why join the community of Switchers?: 25 days of annual leave bank holidays 8% company pension contributions Healthcare cash-plan to get money back on dental, medical, physical care. Get professional and industry membership fees paid for