Our Vacancy# Senior EC&I Engineer – Radiological Systems* Nuclear* Permanent /* Bristol* United Kingdom* 28/04/26* On site* Share **About Assystem** Today, Assystem is among the top three independent nuclear engineering firms worldwide. With over 60 years of experience in highly regulated sectors, the group supports public and industrial stakeholders in the execution of complex and strategic nuclear infrastructure projects, subject to high safety and security requirements. Assystem mobilizes 8,000 experts in 13 countries and intervenes across the entire project lifecycle, in engineering, project management and digital solutions. You will join your future team delivering critical engineering oversight on one of the UK’s most significant nuclear new build programmes. This role sits at the centre of technical decision-making, supplier management, and safety-critical system delivery. You will work in an environment where technical quality, regulatory compliance, and engineering integ...