Principal Nuclear Environmental Consultant

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.

We are recruiting for a Principal Nuclear Environmental Consultant to join our Radioactive Waste Management Consultancy business. Due to the rapid growth of our business in the civil nuclear waste management and environment sector, we require more support to deliver and continue to expand our expertise.

We have a leading role in waste strategy, inventory and compliance underpinning the future management of radioactive waste, spent nuclear fuels and nuclear materials. We also support clients with Site End‑State decision making and underpinning environmental activities. In the UK, we deliver a diverse range of projects for waste producers, waste management organisations and strategic authorities across all aspects of the waste lifecycle.

We are delivering similarly interesting and exciting projects across the globe including projects for clients in Norway, Central & Eastern Europe and Japan.

We are looking to recruit a highly motivated candidate as a Principal Nuclear Environmental Consultant to play a key role in continuing the growth of our business. You will join a friendly, highly collaborative, multi‑disciplinary group. The candidate will be expected to lead the technical direction of work areas providing environmental support to existing site operators and new build clients.

The vacancy provides an excellent opportunity for those wishing to develop their careers with potential to lead a growing technical area and develop a team.

We are operating under flexible working arrangements, with a mixture of office‑based and home working environments. The role can be based at Harwell, Cumbria, Scrabster or Birchwood and other locations will be considered.

• Environmental underpinning activities to satisfy regulatory compliance (e.g. environmental permitting, GRR, environmental management systems).
• Developing documentation for new build GDA Environmental Submissions (demonstrating how environmental regulations and Radioactive Substances Regulation are addressed).
• Contributing to Environmental Impact Assessments and/or consideration of conventional impacts from waste management activities.
• Undertaking sustainability assessments.
• Support to site‑end state development and land quality projects, including data gathering/analysis; options assessments; technical justification.
• Lead the delivery of high‑quality competitive proposals to our clients and build client relationships.
• Support wider business development activities and provide input on the strategic direction of the team.
• Support the development of our team through training, knowledge…