Programme Assurance Lead

Originally named, Great British Nuclear, Great British Energy - Nuclear is an arm's length body of the Department for Energy Security and Net Zero, dedicated to supporting the development and deployment of new nuclear technologies in Great Britain. We play a crucial role in advancing nuclear new build, ensuring the UK's energy security and achieving net-zero carbon emissions. Great British Energy - Nuclear focuses on fostering innovation, facilitating investment, and coordinating efforts across the nuclear industry to build a resilient and sustainable energy future.

Great British Energy - Nuclear is aiming to deliver fast, based on a supportive and collaborative culture which values equality and diversity and creates an inclusive workplace. We draw on deep nuclear expertise - our Executive Committee has over 100 years of nuclear experience at home and abroad. GBN-E will unlock billions of pounds of private and public investment from design to operation, helping to get sites ready for development, and working to grow manufacturing capacity and skills capability.

At GBE-N, you'll join a forward‑thinking, mission‑driven team at the forefront of delivering the UK's new nuclear future. You'll work with in an organisation that values innovation, expertise and inclusive collaboration, and that moves at pace to support national energy security and sustainability.

We offer flexible hybrid working, strong professional development support and an inclusive culture where your ideas and expertise will influence real‑world outcomes.

Are you a proactive, detail‑oriented professional passionate about shaping one of the most nationally significant programmes in the UK?

As Programme Assurance Lead within the GBE‑N Programme Team, you will play a pivotal role in designing, implementing and continuously enhancing assurance frameworks that support the delivery of the UK's nuclear ambitions. You will ensure that governance, risk and compliance mechanisms are robust, future‑focused, and aligned with Government and industry best practice.

This is a high‑impact role requiring professional expertise, strong judgement, and the ability to influence senior stakeholders. You will work across organisational boundaries, challenging and advising senior leaders, shaping assurance strategy, and ensuring that programme delivery is transparent, well‑controlled and resilient.

• Leading the development and application of the GBE‑N Programme Assurance Framework, ensuring alignment with national policy, regulatory standards and organisational objectives.
• Providing expert challenge to senior programme leaders, identifying system‑level risks and opportunities for improvement.
• Commissioning and overseeing independent assurance reviews, ensuring findings are actioned and embedded across the programme.
• Advising executive leadership by translating complex assurance data into meaningful insight and strategic recommendations.
• Representing GBN in cross‑sector and governmental forums to help shape national assurance standards and emerging best practices.
• Driving a culture of transparency, accountability and continuous improvement throughout the organisation.
• Embedding assurance within programme governance and reporting activities, including the Integrated Assurance and Approvals Plan.
• Leading development of action plans following assurance reviews and ensuring timely implementation of corrective actions.
• Monitoring and reporting on assurance activities, ensuring lessons learned are captured and shared across the portfolio.
• Deputising for the Head of Programme Governance and Assurance when required, ensuring continuity of leadership across assurance, governance and risk functions.

• Deep experience in programme assurance, audit, governance or risk management within complex, highly regulated environments such as energy, infrastructure or defence.
• Proven ability to lead assurance reviews and influence senior stakeholders, including executive leaders.
• Strong analytical capability and confidence in translating complex information into clear, actionable insights.
• Experience supporting major programmes with significant…