Mechanical Engineer -(EST0004WD)
Your Impact:
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 and diverse 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. We also give back to our communities through our Collectively program which incorporates matched-funding, paid volunteering time and charitable donations.
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.
About the Opportunity
We are currently recruiting Mechanical Engineers at varying levels to join our Fusion team, which has recently won several important projects and has a host of exciting new opportunities in research, engineering, operations and decommissioning.
As one of the newest departments in Amentum, we are regularly involved in delivering on exciting bids and projects with several different fusion clients and as such the ideal candidate needs to be someone with an engineering background, who has a demonstrable track record of contributing to or leading projects effectively.
This role will be based in our Birchwood, Harwell or Culham office and there may be a need for periodic visits to client sites, as projects require
Amentum business supports customers in the energy generation, new build, decommissioning and defence sectors. We are involved in some of the most innovative and impressive projects across the globe, such as ITER - the world’s largest fusion experiment.
Like the UK Government, we are committed to tackling the climate emergency for the short term and long term. We believe that the holy grail of practical power is fusion power, it comes without pollution or global warming but with the capacity to produce huge amounts of energy whatever the weather. We want to play a part in helping get fusion power on the grid.
Our reputation for safely delivering quality projects on time and on budget is well recognized in all the industries we serve. We have proven expertise in managing large, complex projects, both internationally and in the UK, developing strong relationships with our clients and implementing cutting-edge processes and technologies.
What that means to you is the opportunity to experience a real variety of projects, working with people from different backgrounds. You'll work closely with our clients and be committed to achieving outstanding results in a stimulating and quality-driven environment
The Fusion Mechanical Engineer will be responsible for contributing to the delivery of fusion projects for multiple customers in the UK and internationally, moreover they will:
1. Dependent on experience contribute within or oversee project teams in the delivery of mechanical based work in the definition, implementation and execution of engineering work packages to support innovative solutions for clients
2. Delivery of high-quality technical documentation, for example engineering calculations, specifications, datasheets and reports
3. Clear underpinning of decision process with respect to preferred solutions
4. Work collaboratively with team members
5. Consideration of conventional and nuclear safety in all work
6. Presentation of engineering solutions to clients and at design reviews
7. Liaise with the in-house manufacturing team and suppliers and be able to act as the intelligent customer, clearly defining requirements and assuring delivery to the technical specification
8. Conduct, assess, and review trials work to determine an optimum solution for the client
9. Ensure that the mechanical functional, performance and safety requirements of the engineering solutions are met including being actively involved in verification and validation activities
Here's What You'll Need:
Primary Location
:United Kingdom-United Kingdom Countrywide-Didcot-UK Harwell Thomson Avenue HQ Building
Travel
:Yes, 10 % of the Time
Job Posting
:Aug 12, 2025, 8:44:16 AM
Job
:Mechanical
Organization
:CMS
Job Type
:ExperiencedJob Classification:Fulltime-Regular
Work Locations
:UK Harwell Thomson Avenue HQ BuildingThomson Avenue, Harwell OxfordDidcotOX11 0GDCapabilities:Nuclear Cleanup and Decommissioning