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.
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:
As a Ground Engineering Professional within Amentum, you will work across the project lifecycle, applying sound engineering geological and geotechnical judgement to identify and manage ground-related risks while supporting our clients and multidisciplinary project teams in delivering safe, sustainable and cost-effective solutions.
We offer a flexible hybrid working environment, combining office, site and home-based working. Harwell, Oxfordshire is our preferred base, although opportunities are available at other Amentum UK offices depending on the successful candidate.
As an Engineering Geologist or Geotechnical Engineer within Amentum, you will support the identification, investigation and management of ground-related risks across a diverse range of projects.
Your work may include:
The role will involve a combination of office and site-based work, and candidates should be comfortable undertaking and supervising fieldwork at locations across the UK.
At Consultant level, you will have practical industry experience and be able to undertake geotechnical and engineering geological tasks with an appropriate level of technical guidance and review. You will contribute to desk studies, ground investigations, analysis, interpretation, design and reporting, as appropriate to your technical background, while continuing to develop your technical judgement and project delivery experience.
At Senior level, you will be an experienced Engineering Geologist or Geotechnical Engineer able to take greater responsibility for the planning, management and delivery of geotechnical and engineering geology work. You will work with a greater degree of technical independence, contribute to client and project discussions, provide technical guidance and review, and mentor and support the development of junior colleagues.
You will have practical Engineering Geology or Geotechnical Engineering experience appropriate to the level for which you are applying, together with:
We encourage and support professional development towards Chartered Geologist (CGeol), Chartered Engineer (CEng) or an equivalent relevant professional qualification. For Senior candidates, achievement of chartership or significant progress towards chartership would be preferred.
Your work may include confidential projects requiring UK security vetting and appropriate UK residency. Candidates must therefore be able to achieve the required level of UK security clearance for the projects on which they will work.
We are particularly interested in candidates with experience in one or more of the following areas:
Candidates are not expected to have experience in all of these areas, and we welcome applications from both Engineering Geology and Geotechnical Engineering backgrounds.
We offer opportunities to develop your career in the direction that best suits your strengths and ambitions. Depending on your experience and interests, this could include greater responsibility for technical and project delivery, management of ground investigation programmes, client engagement, mentoring, team management and business development.
Amentum will support your continued professional development and progression towards relevant professional qualifications and chartership.
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.
We partner with VERCIDA, for greater online accessibility please visit www.vercida.com to view and access our roles. As a Disability Confident employer, we will interview all disabled applicants who meet the minimum criteria for a vacancy. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role.
If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact michael.oliver@global.amentum.com

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challenges in science, security and sustainability. Our people apply undaunted curiosity, relentless ambition and boundless imagination to challenge convention and drive progress. Our commitments are underpinned by the belief that safety, collaboration and well-being are integral to success. Headquartered in Chantilly, Virginia, we have approximately 50,000 employees in more than 70 countries across all 7 continents.