# CS&A Principal Designer* Nuclear* Permanent /* Whitehaven* United Kingdom* 03/06/26* On site* ShareI apply##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 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.## Job Description **Principal Designer – Whitehaven**We are currently looking for a **Principal Designer** to join the team based in **Whitehaven**. The successful candidate will support the **Responsible Engineer** by producing technical packages for the **Analytical Services Portfolio**. The role requires being part of a **Civil & Structural Engineering team** in the definition, implementation, and deliv...