Engineering Geologists and Geotechnical Engineers

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.

• 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
• 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.

As part of our continued growth, we are expanding our UK Ground Engineering capability to support a growing portfolio of diverse projects across the Defence, Nuclear, Environment and government‑owned critical infrastructure sectors. We are seeking Engineering Geologists and Geotechnical Engineers at both Consultant and Senior levels, particularly those with experience spanning one or both of the following areas:
Ground investigation, characterisation, engineering geological assessment, and Geotechnical analysis and design.

Harwell, Oxfordshire is our preferred base, although opportunities are available at other Amentum UK offices depending on the successful candidate.

• Preparing geotechnical and engineering geological desk studies, including the review and interpretation of historical information, geological mapping, development of ground models and preliminary ground risk assessments
• Planning and supervision of land and overwater ground investigations, including preparation of appropriate scopes, specifications, schedules and supporting documentation
• Field mapping, geomorphological assessment and engineering geological walkovers
• Logging and interpretation of soil and rock in accordance with relevant standards
• Preparation of ground investigation reports, factual and interpretative reports, and geotechnical/engineering geological assessments
• Development and refinement of ground models, including identification of geotechnical hazards, uncertainties and constraints
• Assessment and interpretation of geological, hydrogeological and geotechnical information to support wider project teams
• Geotechnical analysis and design for foundations, retaining walls, slope stabilisation, ground improvement and other ground engineering applications
• Input to multidisciplinary projects and provision of practical advice on ground conditions and ground‑related risks
• Technical construction assurance, site support and observation
• Contribution to bids, proposals, fee estimates and scopes of work
• Liaison with clients and project stakeholders to understand requirements, communicate findings and develop appropriate scopes of work

The role will involve a combination of office and site‑based work, and candidates should be comfortable…