Company Description ⚡️ About Assystem At Assystem, our mission is to accelerate the energy transition worldwide. Our 7,500 Switchers blend historical engineering expertise with cutting-edge digital technologies to drive this change. Join us in revolutionizing the energy sector and making a significant global impact. Why Join the Community of Switchers? Be part of one of the top three largest nuclear engineering companies globally. At Assystem, you'll contribute to groundbreaking projects that push the boundaries of innovation and engineering excellence. Join a community committed to driving forward the future of energy. Job Description The Job Mission As a Senior Civil Engineer – Steel Structures, you will oversee the integrity and compliance of major steelwork structures within the Sizewell C project. You will work closely with stakeholders to ensure designs meet safety and regulatory standards while managing key technical issues. Your missions will include: Ensuring design requirements are met and effectively managing technical risks. Reviewing and approving steelwork design packages, including drawings, calculations, and reports. Providing high-level assurance of nuclear civil engineering designs. Ensuring compliance with seismic and high-hazard design standards. Supporting and defending nuclear safety case substantiation processes. Managing compliance with CDM 2015 as a Principal Designer. Collaborating with key stakeholders to align technical and safety objectives. Qualifications Essential Skills and Qualifications Strong experience in steel structure design, preferably in the nuclear or high-hazard sector. Expertise in seismic engineering and designing for extreme conditions (blast, fire, tornado). Proficiency in FEA modelling using ROBOT, Ansys, or RSTAB. Chartered Civil/Structural Engineer status. Experience working on large-scale engineering projects in a regulated environment. Strong understanding of CDM 2015 and regulatory compliance. UK-based and eligible to work in the UK.✔️ Desired Skills Experience in client-side engineering assurance. Knowledge of nuclear safety case requirements and UK regulations. Experience in digital civil engineering design. Familiarity with Navisworks for project coordination. Prior experience with major UK nuclear projects Additional Information Why Apply? Join 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. 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 scheme 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