Principal Stress Engineer — Lead Nuclear Structural Integrity

Company: ASSYSTEM
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Job Description:

Assystem, a leading nuclear engineering firm, seeks a Principal Stress Engineer/Technical Lead to drive scoping, bidding and delivery of stress work packages in the Fusion and Modular Nuclear unit. You will build and lead a team delivering high-integrity assessments in line with international codes and standards.

Based in the UK, this hybrid role offers strategic impact, opportunities to shape capability, and collaboration with safety case authors, design engineers and multidisciplinary teams.

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Posted: October 21st, 2026