At Amentum, 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...

At Amentum, 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...

Position: Principal EC&I Engineer Location: Warrington or Abingdon Working Pattern: Hybrid, 2 days a week onsite Contract Type: PERM Salary: Competitive Candidates must have 7-8 years in the nuclear industry. Principal EC&I Design Engineer This role will lead EC&I design activity within either a dedicated design team or a wider multi-disciplinary project environment. You'll contribute technical leadership across the full delivery lifecycle, from early concept through detailed design, manufacture, and commissioning, while ensuring compliance with regulatory, safety, and quality expectations. Key Responsibilities Provide EC&I leadership on design projects, including planning, coordination, and technical assurance Deliver EC&I engineering input when working within partner or framework teams Support bid and tender activity, including technical content and documentation Develop and manage EC&I cost estimates, schedules, and...