Project Manager - Nuclear Island (Sizewell C)

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Project Manager - Nuclear Island Auxiliaries (Valves) Sizewell C

Location: London, 2 -3 days a week Contract: Permanent, Full-Time Salary: £66,866 - £70,000 Benefits include: 28 days annual leave, increasing to 30 days after 5 years' service, plus bank holidays Annual Bonus Defined Contribution Pension Scheme with up to 7.5% employee contribution and 15% employer contribution Flexible benefits allowance and wellbeing support

Closing Date: 16th November 2026

Sizewell C's business is to design, finance, construct, commission, operate, maintain and eventually decommission the nuclear power plant and associated infrastructure at Sizewell C in Suffolk. As one of the UK's most significant clean energy projects, Sizewell C will play a critical role in delivering secure, low-carbon electricity for generations to come.

Built on the proven design of Hinkley Point C, Sizewell C is applying lessons learned and innovative approaches to deliver a safer, more efficient and cost-effective project. Following Financial Completion, Sizewell C is fully funded and backed by HM Government, La Caisse, Centrica, EDF and Amber Infrastructure.

About the Role

We are seeking a Project Manager to join the Nuclear Island team, supporting the delivery of valve-related systems within the NI Auxiliaries Programme. This role is responsible for leading the safe, timely and successful delivery of key work packages through engineering, procurement, manufacturing, installation and commissioning phases.

Working within a complex, highly regulated environment, you will coordinate multidisciplinary teams, manage critical supplier interfaces and ensure delivery against demanding quality, cost and schedule targets. Your contribution will be vital in supporting the successful construction and commissioning of one of the UK's most important infrastructure projects.

Key Responsibilities

Lead the delivery of valve-related systems and work packages within the Nuclear Island programme. Drive project performance across safety, quality, schedule, cost and risk objectives. Manage suppliers and contractors through design, procurement, manufacture and installation activities. Coordinate complex technical, commercial and programme interfaces across internal and external stakeholders. Identify, manage and mitigate project risks, issues and delivery challenges. Partner with engineering, quality, construction and commissioning teams to achieve project milestones. Promote continuous improvement and application of lessons learned throughout project delivery.

What You'll Bring

Strong technical aptitude, with the ability to understand and engage with complex engineering concepts and challenges. Background in mechanical, chemical & process engineering for large industrial plants Experience delivering complex engineering, manufacturing, infrastructure, or major capital projects. Proven ability to navigate multidisciplinary environments and coordinate activities across multiple technical disciplines. A strong understanding of project management disciplines, including cost, schedule, risk, and change management. Experience managing suppliers, contractors, and external partners within regulated or technically complex environments. The ability to lead multidisciplinary teams and manage complex stakeholder interfaces. Excellent communication, influencing, and relationship-building skills. A proactive, delivery-focused mindset, with strong problem-solving and decision-making capabilities.

Why Join Us?

Play a key role in delivering one of the UK's largest and most significant clean energy projects. Work on complex Nuclear Island systems at the heart of a new nuclear power station. Be part of a collaborative and supportive team focused on safety, quality and delivery excellence. Benefit from a competitive reward package, including bonus and pension. Access development opportunities within a growing organisation and nationally significant programme. Help shape the future of low-carbon energy in the UK.

For this role you must have evidence of right to work in the UK. As a project, we do not discriminate on the grounds of age, gender, race, colour, religion, disability or sexual orientation, and we welcome applications from all sections of the community.