Senior Mechanical Engineer

Amentum

Full-time architecture-and-engineering
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Location
Warrington, Cheshire, United Kingdom
Posted
July 11, 2026

Job Description

Amentum is the Design and Engineering partner for Sellafield under the PPP (Programme and Project Partners). This is a 20-year arrangement to deliver ~£7bn of major projects. We are looking to recruit high value expertise from across regulated and comparable sectors to work in a collaborative environment. PPP is delivering major projects, site wide improvements and provision of supporting services.

About the Project

Box Encapsulation Plant Product Store (BEPPS2) is a PPP Major Project to design and construct a new mechanical handling waste storage facility that will safely store waste packages for many years to come. The project status is currently at detailed design.

BEPPS2 now has an exciting opportunity to recruit a Senior Mechanical Engineer to join the team in Birchwood, Warrington.

As a Senior Mechanical Engineer your responsibilities could include:

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Planning and co-ordinating engineering and design activities

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