Assystem is a leading independent nuclear engineering firm dedicated to accelerating the global energy transition. With 8,000 professionals across 13 countries, the company designs, supervises, and delivers complex nuclear, renewable, and hydrogen projects while driving digital transformation for power grids and low‑carbon transport infrastructures. Leveraging 59 years of expertise, Assystem partners with industry giants such as EDF, Engie, and Rolls‑Royce to deliver innovative solutions that improve performance and speed of infrastructure development. Recognized as one of the top three nuclear‑energy companies worldwide, Assystem combines deep technical know‑how with a proactive approach to climate‑positive energy solutions.
Open Positions
Senior Stress Engineer
5+ years of experience in stress analysis / structural integrity, Chartered Engineer status (CEng) or working toward it, and experience in the nuclear or similar highly regulated sector
SAFETY ENGINEER ( EHS)
Bachelor's degree, 10-15 years of experience in Marine Construction, project management control
Senior Stress Engineer
8+ years of experience in stress analysis and structural integrity, with expertise in FEA and assessment codes
Senior Stress Engineer
Chartered Engineer status, experience in nuclear or highly regulated sector, expertise in FEA and assessment codes
Senior Stress Engineer
Strong background in stress analysis/structural integrity, expertise in FEA and assessment codes, experience in the nuclear sector, and chartered engineer status
Senior Stress Engineer
Chartered Engineer status (CEng) or working toward it, strong background in stress analysis / structural integrity, expertise in FEA (ABAQUS, ANSYS, etc.) and relevant assessment codes (ASME, BS7910, R6 etc.)
Senior Mechanical Engineer
5-10 years of experience in a highly regulated industry, preferably in the nuclear industry, with strong understanding of delivering mechanical designs in the nuclear sector
Contract Engineer
2-3 years of experience in a related field, strong organizational and communication skills, and proficiency in Microsoft Excel and Word
Ingénieur Commercial H/F
Master's degree, strong adaptability, excellent relational skills, and ability to negotiate
Senior Stress Engineer
Strong background in stress analysis / structural integrity, experience in FEA and relevant assessment codes, and experience in the nuclear or similar highly regulated sector
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