Senior Mechanical Engineer – Nuclear PTLS Lead

Company: ALTEN Group
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Job Description:

ALTEN is seeking a Principal Mechanical Engineer for PTLS in Bristol to provide technical leadership across Pools, Tanks, Liners and Sumps systems. You will oversee design through manufacturing and construction, ensuring safety, quality and technical excellence in a multidisciplinary environment.

The role focuses on nuclear projects, with on-site work and a mid-level seniority. Requires strong experience in design review, manufacturing oversight, and stakeholder engagement within regulated

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Posted: November 2nd, 2026