https://jobs.co.uk/job/principal-mechanical-engineer-amentum--7e37dfb8-16a7-4f95-93b1-448ead4a248c RSS feed for Principal Mechanical Engineer at Amentum. en-gb Fri, 26 Jun 2026 02:09:28 GMT https://jobs.co.uk/job/principal-mechanical-engineer-amentum--7e37dfb8-16a7-4f95-93b1-448ead4a248c https://jobs.co.uk/job/principal-mechanical-engineer-amentum--7e37dfb8-16a7-4f95-93b1-448ead4a248c Wed, 24 Jun 2026 23:00:00 GMT Location: Warrington | Salary: Negotiable | Type: Permanent | At Amentum, we''re not just solving problems; we''re engineering the future. Our team is driven by an unyielding commitment to innovation, integrity, and collaboration, tackling some of the most significant challenges in science, security, and sustainability. If you''re passionate about making a real impact and want to be part of a community that values ethical excellence, this is the place where your ambition can thrive. For our team in Birchwood Park, Warrington we are seeking a Principal Mechanical Engineer to continue the development of tools to support early retrievals/ operations of the MSSS SEP machines.- This role requires an innovative individual with experience within this field.- This role will involve managing a small team of designer / engineers to understand the requirements, further specify requirements and to continue the development of bespoke tools, through concepts, trials and manufacture into fully deployable solutions.- In addition, the Principal Engineer will act as the single points of contact from initial request through to handover of a fully functional toll to MSSS plant operation teams.- To successfully carry out this role, it will be necessary... Permanent