Senior Mechanical Designer Lead

12 hours ago


Warrington, Warrington, United Kingdom Amentum CMSI Full time

Amentum CMSI is looking for a highly skilled Senior Mechanical Designer to join their team in Sellafield. The successful candidate will have a strong background in mechanical design, with expertise in creating safe, fit-for-purpose solutions that meet specified requirements.

This role offers a unique opportunity to work on high-profile projects, including the Sludge Handling and Export Plant (SH&EP). As a Senior Mechanical Designer, you will be part of a multidisciplinary team responsible for delivering major projects and site-wide improvements.

The ideal candidate will have a qualification to HNC standard as a minimum in a relevant discipline or equivalent experience and knowledge. Strong working knowledge of Autodesk Products (Autocad, Inventor, RECAP) and other 3D systems is essential. Experience of UK regulations, such as LOLER and Machinery Directive, is also beneficial.

We offer a competitive salary package, estimated to be around £65,000 per annum, depending on experience. In addition, you can expect excellent benefits, including free single medical cover, family-friendly benefits, and opportunities for professional development and growth.

Key Responsibilities:

  • Work with and assist other Senior Mechanical & Electrical Engineers and members of a multidiscipline design team.
  • Produce estimates and programmes for input to projects.
  • Liaise with clients and other design disciplines, attending internal and external meetings.
  • Produce briefs, specifications, and review and check design drawings.
  • Write technical reports and produce detailed calculations.


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