Principal Building Services Engineer – Nuclear & Defense

Company: Mott MacDonald
Apply for the Principal Building Services Engineer – Nuclear & Defense
Location: Southampton
Job Description:

Mott MacDonald is recruiting Principal Building Services Engineers to join our Nuclear, Defence and Civil division in the UK. You will lead multi-discipline design projects, manage drawings, calculations, and procurement specifications, and ensure compliance with CDM regulations while guiding a growing team.

The role offers hybrid working with regular client engagement and opportunities to advance technically and professionally, with a track record in FEED projects and highly regulated

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Posted: October 22nd, 2026