Senior Planning Engineer – Nuclear Decommissioning

Company: Amentum
Apply for the Senior Planning Engineer – Nuclear Decommissioning
Location: Whitehaven
Job Description:

Amentum is recruiting a Senior Planning Engineer to join the Decommissioning Alliance planning team on long-term Sellafield projects. You will develop and maintain P50 schedules, support forecasting, and ensure contract and programme controls are in place across multiple disciplines.

The role involves close collaboration with the Planning Manager and Project Managers, managing baseline, changes, and risked schedules while applying NEC contract frameworks and using CEMAR for contract management.

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Posted: October 22nd, 2026