About the Opportunity:

Amentum is expanding its UK Ground Engineering capability to support a growing portfolio of projects across the Defence, Nuclear, Energy, Environment and Government-Owned Critical Infrastructure sectors. We are seeking talented Geotechnical Engineers and Engineering Geologists who are motivated by technical problem-solving, collaboration and the opportunity to deliver innovative solutions for some of the UK's most significant infrastructure projects.

These roles offer the opportunity to work on routine and seismically qualified structures, undertake geotechnical analysis and numerical modelling, and contribute to projects that support the UK's critical infrastructure. Locations: Hybrid working from London, Gloucester or Bristol.

As a Geotechnical Engineer / Engineering Geologist within Amentum, you will:

• Provide geotechnical and engineering geological support to major Defence, Nuclear and Energy projects from optioneering and concept design through detailed design, value engineering and construction support.
• Undertake geotechnical desk studies.
• Design and supervise ground investigations to support the development of both routine and seismically qualified structures.
• Review and interpret ground investigation data to develop robust site characterisation and geotechnical ground models for routine and seismically qualified design solutions.
• Undertake geotechnical analyses and numerical modelling using software such as PLAXIS, FLAC, WALLAP, GEOSTUDIO, SETTLE3 or equivalent packages to support design development and verification.
• Deliver geotechnical analyses and designs for foundations, retaining structures, excavations, ground improvement, earthworks and soil-structure interaction problems.
• Contribute to technical excellence, innovation and best practice within the Ground Engineering team.
• Develop and maintain strong client relationships and support business development activities.
• Collaborate closely with structural, civil, seismic, nuclear and environmental specialists.

Amentum is a global leader in engineering, project and programme management, and solutions integration. Founded on programme, project, and engineering experience—combined with deep-seated specialist capabilities—Amentum has become a recognised delivery partner across major UK Government and commercial programmes.

Our Defence & Security business supports the UK Ministry of Defence in the delivery of their capabilities and objectives via a host of frameworks, not least the Project Delivery Partner framework, which sees us delivering Project Management, Project Controls, and Operational Delivery support across the land, sea, air, and corporate domains. The work we do is of international importance in ensuring our national security and that of our allies—something our team is proud to support. The framework enables our employees to traverse a range of innovative programmes and projects, which challenge them and ensure they develop their skills to the highest levels. The support structures we have in place ensure our employee welfare and career development are achieved to the highest standards.

People are our greatest asset, and we offer a competitive package to retain and attract the best talent. In addition to the benefits you would expect, UK employees also receive free single medical cover and a 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 programmes that incorporate matched funding, paid volunteering time, and charitable donations.

Here’s What You’ll Need:

• Degree in Civil Engineering, Geotechnical Engineering, Engineering Geology or a related discipline.
• Relevant MSc (or equivalent postgraduate qualification) in Geotechnical Engineering, Engineering Geology or a related subject.
• Working towards Chartered Engineer (CEng), Chartered Geologist (CGeol) or an equivalent professional qualification.
• Sound understanding of soil mechanics, engineering geology, foundation engineering and geotechnical design principles.
• Experience supporting geotechnical consultancy projects, including interpretation of ground investigation data and production of technical reports and design deliverables.
• Experience of Eurocode 7 design methodologies and performance-based design approaches.
• Knowledge of Geotechnical Risk Management.

Desirable Requirements

• Experience supporting Defence, Nuclear, Energy or other highly regulated infrastructure projects.
• Experience geotechnical design for foundations, retaining structures, excavations, earthworks and ground improvement.
• Experience using geotechnical analysis software such as PLAXIS, FLAC, WALLAP, SETTLE3, GEOSTUDIO, LEAPFROG or equivalent software.
• Knowledge of seismic design methodologies and performance-based design for seismic and dynamic geotechnical engineering
• Understanding of rock mechanics

What’s in It for You:

• Competitive salary and benefits package, with unrivalled salary sacrifice schemes available.
• Free single medical cover and digital GP service.
• Generous pension contributions.
• Enhanced parental leave and family-friendly policies.
• Professional development support and membership reimbursement.
• Access to a flexible benefits programme tailored to your needs, including buying or selling up to 10 days’ extra holiday.
• Hybrid and flexible working options to support work–life balance.

Our Culture:

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 mike.brown@global.amentum.com