Modular Reactor Process Lead in England

Shape The Future of Clean Energy At A Defining Moment For Nuclear Innovation. The UK’s small and advanced modular reactor sector is entering a pivotal phase, with major programmes progressing and strong government backing. Join us as a Modular Reactor Process Lead at the centre of this momentum and build your career across the nuclear and defence sector.

The role We’re seeking a Modular Reactor Process Lead to join our Advanced Nuclear Technologies team, working in a fast‑moving, innovation‑led environment with real national impact. You’ll help shape the next generation of nuclear power through cutting‑edge design, accelerated deployment and projects that strengthen the UK’s long‑term energy resilience. If you want your work to matter at scale, this is the role for you. The role is full time, working 37 hours per week, and can be undertaken remotely with occasional travel to Cavendish Nuclear and customer sites in the north‑west of England.

Day‑to‑day responsibilities:

• Leading and coordinating multi‑disciplinary engineering teams to deliver agreed scope safely, efficiently, and on schedule.
• Overseeing and assuring process engineering activities to ensure technical rigour, quality, and regulatory compliance.
• Producing, reviewing, and approving engineering outputs including calculations, analyses, specifications, and technical reports.
• Managing technical interfaces with customers and internal stakeholders, building trusted and effective working relationships.
• Promoting high standards of health, safety, environmental responsibility, and ethical behaviour across all engineering activity.

Essential Experience:

• Demonstrable experience leading process engineering assurance within complex engineering programmes.
• Proven knowledge and experience relating to modular reactor technologies.
• Background working in a highly regulated industry such as nuclear, defence, or energy.
• Experience supervising engineers or technical specialists.
• Confidence engaging directly with clients and external stakeholders.

Qualifications:

• Engineering degree or equivalent qualification in a relevant engineering discipline.
• Chartered Engineer status or working towards chartership would be advantageous.

We’re Cavendish Nuclear — a team of c5,000 specialists and a core part of Babcock International Group. Here, you’ll be part of something bigger. Across clean energy, defence, and civil decommissioning, your work will contribute to projects that are critical to energy security and national protection. Together, we’re shaping a future that lasts — not only through the impact we make, but through meaningful careers that respect your work‑life balance.

Benefits:

• Matched contribution pension scheme, with life assurance.
• Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+.
• Employee share scheme.
• Employee shopping savings portal.
• Payment of Professional Fees.
• Reservists in the armed forces receive 10‑days special paid leave.
• Holiday Trading allows UK Cavendish employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement (Window opens February through to March annually).
• ‘Be Kind Day’ enables employees to take one working day’s paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity.
• Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.

We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email with the subject header ‘Reasonable adjustments requirement’. We’re committed to building an inclusive culture where everyone’s free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.