Nuclear jobs in United Kingdom

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Amentum is currently recruiting for a Graduate Civil and Structural Engineer to join our Energy business, which is entering an exciting phase of opportunity: supporting a key client’s UK nuclear fleet through a business transformation; supporting new small and advanced modular reactor developers. Our work is varied, covering nuclear projects (Licensing, New Build, Generation, Life Extension, and Defueling), Renewable Energy projects and high energy industrial projects, such as data centers and hydrogen production facilities. In addition, we have opportunities across the wider business to help us to keep work interesting as you develop your career with us.

We’re looking for a driven individual who embraces collaboration and diversity, and who shares our vision to create a secure and vibrant future by continuously reinventing, realising breakthroughs and taking on challenges with courage.

Our goal is to support development of new nuclear technologies and to keep existing power stations operating safely, contributing to the UK’s Net Zero carbon target.

Your role will be to support and deliver civil and structural engineering solutions to time, cost and quality on projects of varying sizes. If you’re familiar with project delivery, you’ll know that they have lots of moving parts and complexity, which is why you’ll be working alongside our Principal Engineers, Engineering Managers and Operations Managers to enable delivery of maximum value.

Central to the success of the role will be your people skills, building effective relationships and interacting with multiple internal and external stakeholders in multiple locations.

You’ll also work closely with colleagues to support activities that offer the best service to the client. Through your interactions, you’ll be able to gather useful intelligence on client needs and work with the team to deliver innovative solutions.

You’ll utilise your strong communication and engagement skills to achieve client, people and business outcomes, working with your team and peers that are based in different locations across the UK.

We’re continuously evolving and growing the business, so there’s plenty of opportunity to evolve and grow your skills and career too.

This role will be based at one of our Energy offices (Newcastle, Warrington, Gloucester, Bristol or Knutsford). We put flexibility at the heart of what we do and we’re happy to consider flexible working patterns.

• Support the analysis, design and construction preparation activities relating to structures and civil engineering features within nuclear and energy projects.
• Support requirements capture and a Systems Engineering approach.
• Contribute across the project lifecycle from bid generation, through concept and detailed design development to construction.
• Preparation of safety case inputs, such as Safety Functional Requirements (SFRs), Structural Design Method Statements (SDMSs) and Design Substantiation Reports (DSR).
• Preparation of Interpretive Reports, Basis of Design, Finite Element Modelling and Analyses, Calculations, CDM documentation, Material Specifications, Scopes of Work, and Technical Reports
• Assist in the preparation of design safety documentation and compliance with nuclear safety standards
• Participate in site surveys and inspections.
• Contribute to problem-solving, technical investigations, and root cause analysis.
• Produce high-quality technical reports.
• Build and maintain valuable relationships with peers, partners and clients.

• Have completed an undergraduate or master’s degree in a relevant subject by summer 2026.

• Strong communication and interpersonal skills with a collaborative and proactive mindset. With the ability to engage with engineers and non-technical personnel clearly and confidently.
• Good IT literacy, including Microsoft Office (Word, Excel, Outlook, PowerPoint).
• Enthusiastic, curious, and eager to learn from experienced professionals within a project-driven environment.
• Analytical Thinking: Comfortable working with data, identifying risks, and solving problems creatively.
• Team Collaborator: Ability to work effectively within a team but also independently.
• Organisation & Time Management: Ability to juggle multiple tasks and meet deadlines.
• Initiative & Curiosity: Eager to take ownership, ask questions, and seek out opportunities to grow.
• Flexibility: A willingness to try engaging in new skill areas or potentially travel to our client sites.

• A flexible self-starter, who is keen to drive their career forward.
• Adaptable to change, with a thirst for learning new things.
• Have the permanent right to work in the UK.

Our Graduate Programme assumes that participants are commencing their first professional role post-graduation. To qualify for our Graduate Programme, you must therefore have:

• Completed your first degree no earlier than the summer of 2024.
• Not worked in a similar professional role since graduation.
• Achieved a minimum 2:2 in your first degree.

Step 1: Apply Online.

Step 2: Successful candidates will be invited to complete an online assessment.

Step 3: Those who are selected will be invited to a final face to face interview with our operations teams.

Step 4: Selected candidates will be offered an opportunity to join Amentum Graduate Programme in September 2026.

We will close the application window for this role on 31st January 2026, however we reserve the right to close the role sooner should we receive the required number of applications.

• A flexible work-style, embracing a hybrid working pattern and supporting those who need. to balance work/life commitments a bit differently than others.
• Free single medical cover and digital GP service.
• Reimbursement towards relevant professional development and memberships.
• An inclusive and diverse work environment, embracing the variety of disciplines, cultures, backgrounds and lifestyles of our employees through our Employee Networks.
• A focus on safety, health, and well-being, prioritising our people through a supportive culture and positive mental health champion network.

We want you to bring your whole, authentic self to work.

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 regard to the recruitment process (for example, if you require the application form in a different format or would like to discuss the recruitment process in more detail), please contact us and we’ll be happy to help.

Your application experience is important to us, and we’re keen to adapt to make every interaction even better. We welcome feedback on our recruitment process and if you need more from us before deciding to join our company, please contact us here.

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Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.