Launch Your Career with Our 2026 8 Week Summer Internship Programme
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 and diverse team who always strive to do the right thing for our people, clients, and communities.
Apply today to come and join us!
Are you looking for the opportunity to study alongside working for a company that is focused on the biggest challenges in the world today? Find out why an apprenticeship with Amentum may be the right opportunity for you.
About this opportunity
We’re excited to be offering an opportunity for a Structural Integrity Engineer to join our team for our 2026 Internship Programme. You will apply your skills and knowledge of Finite Element Analysis, structural design/assessment and mechanical engineering to evaluate the performance and in‑service behaviour of nuclear safety related structures and components. Supporting projects such as X‑Energy Graphite core support, Inertia Fusion FEA, WEC AP100/AP300.
This role provides a diverse and exciting range of opportunities to support a variety of clients in relation to the structural integrity of regulated assets.
Our 2025 Internship Programme provides an opportunity for you to experience our work at the cutting edge of innovation and technology. Completion of the internship is a potential entry route onto our Graduate Programme in September 2026. With this in mind, please only apply if you are due to graduate in the summer of 2026.
This advert will close on Friday 10th April. However, it may be closed sooner should an appropriate number of qualifying candidates be received; we encourage you to submit your application as soon as possible.
Next Steps
If your application is successful, one of our team will be in touch to arrange an online or in‑person interview.
Are you:
- A flexible and proactive self‑starter who’s passionate about developing new skills.
- Someone who can adapt and prioritise whilst juggling work and study priorities.
- Enthusiastic and curious, and willing to apply your skills to solve real‑world problems.
- Empathic and with good listening skills to help you truly understand our clients’ requirements.
For this role you must also be working towards a degree in one of the following subjects:
- Mechanical Engineering
- Mathematics
- Physics
As part of the application process, we ask that you upload a copy of your CV and a covering letter. Please ensure that your file name(s) includes your full name, e.g. JoeBlogsCV.pdf.
You must have the permanent right to work in the UK.
In addition to having the permanent right to work in the UK, you are also required to have been ordinarily resident in the UK, the British Overseas Territories, or Crown Dependencies for at least the previous three years before the start and for the duration of the apprenticeship.
What will you get?
Recognised throughout industry as a benchmark of good practice, our Early Careers Programmes offer a structured approach to Continuous Professional Development (CPD). You will learn technical, behavioural, and business skills to set you up for a successful career. As a member of the Amentum apprenticeship community, we will support you with your learning as well as opportunities to network across the business. We want you to have unlimited learning opportunities and space for growth so you can fulfil your potential.
What else we provide
- A flexible workstyle, embracing a hybrid working pattern and supporting those who need to balance work/life commitments differently.
- 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 wellbeing, 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), 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 you can contact us here.
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Compensation Details
GBP
Benefits Overview
- Health, dental, and vision insurance
- Paid time off and holidays
- Retirement benefits (including 401(k) matching)
- Educational reimbursement
- Parental leave
- Employee stock purchase plan
- Tax‑saving options
- Disability and life insurance
Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara‑O’Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.
Original Posting
03/20/2026 – 04/10/2026
Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.
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.
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