The role involves working as part of a multi-disciplinary engineering team within the Approving Authority. The primary purpose of the role is to directly support current operations and future programmes. The team consists of Mechanical, Civil, Building Services and Electrical Engineers and are responsible for the authorship, development, assessment, and maintenance of engineering design substantiation for Client Facilities. Your Missions Manage Infrastructure Design Substantiation documents. Handle design changes/concessions. Present Design substantiations to Client safety committees. Develop EIMT Schedule, procedures, and results. Produce Periodic Review of Safety reports. ️ Advise internal and external stakeholders. ️ ️ Conduct Independent Technical Review. ️ Apply engineering knowledge to nuclear/high-risk environments. ️ Justify mechanical/structural design modifications. The Group is currently ranked Third in the world for nuclear engineering. A dynamic career management policy to enable our employees to progress through our five business lines: operations, project, technical, sales and support functions Provide opportunities to work on exciting, global projects Access to an employee assistance programme with free mindfulness, health, wellbeing resources and a confidential support line available 24/7 via phone or text Discount vouchers for days out and restaurants, eye test and glasses vouchers, cycle to work scheme, free flu jabs At Assystem, we celebrate diversity and creativity. We believe in harnessing unique perspectives to shape innovative solutions. Your skills and daring spirit are what truly matter. Join us and help shape the future