Meeting the challenges of the energy transition and strengthening our sovereignty are among the key priorities of the 21st century. At the heart of these challenges, Assystem supports its clients in delivering their most strategic projects. To achieve this, our 8,000 Switchers leverage their expertise in engineering, project management, and digital solutions.
Operating in 13 countries (Europe, the Middle East, Central Asia, and North America), we contribute to the development of new nuclear power generation capacities, the operational maintenance of existing facilities, and the design and delivery of critical infrastructure, particularly in the defence sector.
Are you interested in how costs, contracts and commercial decisions shape the success of major projects?
Join our two year Graduate Programme and begin your career with our Commercial Management team in London. You’ll work alongside experienced consultants supporting major projects and programmes across highly regulated sectors, including nuclear, infrastructure and transportation.
From cost planning and procurement through to contract administration, auditing and cost verification, you’ll gain practical experience across a broad range of commercial services. You’ll be supported as you build your confidence, develop your commercial judgement and learn how good information helps clients make better decisions.
From day one, you’ll work with real project and cost information while learning how commercial teams support successful project delivery. You’ll help produce clear, accurate analysis, contribute to commercial management, cost verification and auditing activities and develop your understanding of contracts, project controls and commercial management.
Your main responsibilities include:
Why Join Us?
🚀 Give purpose to your career by joining a company that contributes sustainably to the production of low-carbon, competitive, and sovereign energy.
🌍 Explore a wide variety of projects and careers within a strong group, ensuring stimulating and diverse assignments throughout your career.
📚 Develop your skills through an ambitious training program: 5,000 employees trained and more than 100,000 training hours delivered each year.
We’re looking for graduates who:
An interest in working towards membership of a relevant professional body, such as RICS, CICES or CIOB, would also be beneficial.
To join our Graduate Scheme, you must be a UK sole national and a UK resident, as this is required for the type of work we do. You’ll also need to be able to obtain a minimum of Baseline Personnel Security Standard (BPSS) clearance, with some roles requiring higher levels of clearance.
As part of the programme, you should also be willing to relocate or travel within the UK, and we’ll provide relocation support where needed.
More information on the security vetting process and clearance levels can be found on the UK Government website: National Security Vetting: clearance levels
After submitting your application, you’ll receive confirmation of next steps. If successful at screening, one of our recruitment team will call you to discuss:
📄 Your application and eligibility
⚡ Your passion for energy transformation
🎓 Your interest in and knowledge of your chosen discipline
Successful applicants will then be invited to attend an in-person assessment centre at one of our UK offices.
NOTICE TO CANDIDATES ON RECRUITMENT FRAUD - We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment or ask for sensitive personal information during the recruitment process.
We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

Assystem, one of the world's leading independent nuclear engineering companies, is committed to accelerating the energy transition. We see ourselves as an activist in the development of nuclear energy, convinced that it is an essential part of the fight against climate change.
8,000 switchers, spread in 13 countries in Europe, Asia, Africa and the Middle East are working every day to make the energy switch by accelerating the development of nuclear and renewable energies, power grids, clean hydrogen projects and low-carbon transport.
We design and supervise major projects through our engineering activities and accelerate our customers' digital transformation. We also develop new solutions to build faster and improve the performance of complex infrastructures.
59 years of experience have made Assystem a key partner of the world's largest industrial groups: CEA, EDF, ENEC, Enedis, Engie, Framatome, ITER, K.A. CARE, Naval Group, NICDC, Orano, RATP, Rolls Royce, Royal Commission, Sellafield, SNCF...
Assystem is ranked in the Top 3 companies in the nuclear energy sector.