โก๏ธ๐ก About Assystem
At Assystem, our mission is to accelerate the energy transition worldwide. Our 8,000 Switchers blend historical engineering expertise with cutting-edge digital technologies to drive this change. Join us in revolutionizing the energy sector and making a significant global impact.
๐ค Why Join the Community of Switchers?
Be part of one of the top three largest independent nuclear engineering companies globally. At Assystem, you'll contribute to groundbreaking projects that push the boundaries of innovation and engineering excellence. Join a community committed to driving forward the future of energy.
Assystem are looking for a Business Architect to join us in Leiston, Suffolk, supporting one of our major infrastructure projects. The role will focus on coordinating site connectivity initiatives across multiple construction and operation workstreams, and the successful candidate will have experience working alongside facilities management, site operations and construction delivery teams.
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Additional information
๐ Join us at Assystem and be part of a global team delivering some of the most exciting and complex engineering projects in the world. This is your chance to shape the UKโs energy future while developing your expertise in a unique environment.
Benefits include:
๐ก Hybrid Working Opportunity
๐ Flexible working hours
๐ก๏ธ Pension scheme (8% company contribution / 4% personal contribution)
๐๏ธ 25 daysโ paid annual leave + bank holidays + option to buy or sell days
๐ผ Professional fees reimbursed
๐ฐ Employee referral scheme
๐ค Competitive Sick Pay โ Support when you need it
๐ฅ Income Protection & 3x Salary Death-in-Service Cover
๐ช Free Digital Gym Access โ Expert-led fitness classes
๐ 24/7 Employee Support Line โ Mental health, financial & legal help
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 peopleโs 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.