Programme Director - Fusion & Modular Nuclear

We are seeking a commercially minded, client-focused Strategic Pursuits and Programme Director to join our growing Fusion and Modular Nuclear business unit.

Reporting directly to our Business Unit Director, you will lead the pursuit, winning and delivery of strategic programmes, driving Assystem’s continued growth and impact within the nuclear sector.

As a senior leader within the FMN and wider New Build (NB) teams, your leadership will shape pursuit strategies, programme delivery, profitability, and client relationships. You’ll represent Assystem both independently and within consortia, steering outcomes that align with our business goals and strategic vision.

Key Responsibilities

• Lead strategic pursuits and bids across the FMN portfolio.

• Oversee the successful execution of strategic programmes, including P&L responsibility.

• Define pursuit and delivery strategies for new build projects (e.g. Owners Engineer services for SMRs and AMRs).

• Build and evolve teams to meet programme demands.

• Drive performance, profitability, capability development, and resource optimisation.

• Foster and grow collaborative relationships with clients, partners, and supply chain stakeholders.

• Contribute to the strategic development of the FMN business unit.

• Represent Assystem in Joint Ventures, client consortiums, and industry-facing initiatives.

You are a strategic and delivery-focused leader with a strong track record in complex, regulated environments. With a combination of technical credibility, commercial insight, and programme leadership, you know how to turn strategic opportunities into value — for clients, partners, and your teams.

What You Bring

• Degree-qualified

(or equivalent) in engineering, project management, or a relevant technical field.

Extensive experience in regulated sectors such as nuclear, infrastructure, or defence — ideally with exposure to capital project delivery.

Strong understanding of the UK Fusion and Modular Nuclear market, including its key players, challenges, and opportunities.

Proven track record in leading major bids and strategic programmes, with direct P&L accountability and delivery oversight.

Familiarity with NEC contracts, including Time & Materials, Target Cost, and Fixed Price models.

A clear understanding of the Owner’s Engineer and Architect Engineer roles within complex new build projects.

Demonstrated ability to build and lead high-performing teams, across engineering, digital, project management, and safety disciplines.

Confident communicator, experienced in engaging with senior stakeholders, clients, and partners at strategic level.

Experience working within or leading Joint Ventures or integrated project teams is highly valued.

Professional certifications such as APMP or MSP Practitioner are a plus.

What We Offer

📈 Continuous professional development – Join a learning-driven organisation that values long-term growth and invests in your development throughout your career.

💥 Access to innovative projects – Take part in exciting, forward-thinking initiatives that challenge and inspire.

💥 A collaborative and supportive company culture – Be part of a positive, team-oriented environment where mutual support and shared success are central.

💥 Attractive reward and recognition – Benefit from a competitive reward structure designed to recognise and celebrate both individual and team contributions.

💥 Flexibility and work-life balance – Enjoy flexible working policies and wellbeing programmes that help you maintain a healthy balance between your personal and professional life.

Why Join the Community of Switchers?

Join one of the top three largest nuclear engineering companies globally and be a part of a dynamic team driving energy transition. At Assystem, we offer a multicultural environment, career progression opportunities, and the chance to work on industry-leading projects that make a real difference in the world.

Due to the nature of work to be undertaken applicants will be required to meet certain residency criteria in order to attain a minimum level of UK security clearance. 

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.