
Real job — pulled straight from Amentum’s careers page · Verified July 22, 2026 · No reposts.
Job description
Amentum is hiring a Senior Mechanical Engineer — a full-time, based in Warrington, UK role. Apply directly on Amentum's careers page below.
Senior Mechanical Engineer
Location: OCONUS-UK-Warrington
Remote Type: Hybrid
Time Type: Full time
Job Description
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. Here, we believe that success comes from continuously pushing boundaries and working together to deliver on our promises.
We embrace challenges with confidence and are dedicated to creating a secure and vibrant future for all. We’ll inspire and empower you to deliver your best work so you can evolve, grow and succeed – today and into tomorrow. We offer an exciting range of opportunities to develop your career within a supportive team who always strive to do the right thing for our people, clients and communities.
People are our greatest asset, and we offer a competitive package to retain and attract the best talent. In addition to the benefits you’d expect, UK employees also receive free single medical cover and digital GP service, family-friendly benefits such as enhanced parental leave pay and free membership of employee assistance and parental programmes, plus reimbursement towards relevant professional development and memberships.
Work-life balance and flexibility is a key focus area for us. We’re happy to discuss hybrid, part-time and flexible working hours, patterns and locations to suit you and our business.
For one of our teams in Birchwood Park, Warrington or Westlakes Industria Estate, Cumbria, we are seeking a Senior Mechanical Engineer.
Scope
You will support the principal engineer and your typical deliverables include but are not limited to:
Production of NFR’s
Production of OIMS
CDM risk assessments
CDM Register of Residual Design Risks
Production of drawings
Production of specifications
Production of substantiations
Requirements
Understand the roles and specifications of CDM
Experience producing design packages, suitable for manufacture and installation, containing drawings, method statements, risks assessments
Familiarity and experience of working and complying with applicable SL practices, standard and engineering guides
HNC/ HND/ Scientific or Engineering Degree
Our Culture
Our values are built on a strong foundation of safety, integrity, and respect for every individual. People are at the heart of our mission, and we believe in supporting one another through a culture of care and collaboration.
We strive to create a workplace where everyone feels they belong and can thrive. Supporting mental wellbeing and fostering a sense of connection are essential to how we work.
When we embrace different perspectives and work together, we become more innovative, more agile, and more successful.
#AX
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Frequently asked questions
What skills are required for Senior Mechanical Engineer at Amentum?
The required skills for Senior Mechanical Engineer at Amentum include: Mechanical Engineering.
What is the seniority level for Senior Mechanical Engineer at Amentum?
Senior Mechanical Engineer at Amentum is a Senior level position.
How do I apply for Senior Mechanical Engineer at Amentum?
You can view the full description and apply for Senior Mechanical Engineer at Amentum on EchoJobs: https://echojobs.io/job/amentum-senior-mechanical-engineer-6mf3v.



