Site Buildings Manager

Sizewell C; West of England; Hybrid; GBP 82,000 - 92,000; Full time

Benefits offered by this job

Annual Leave 28 days + 2

5% annual bonus

Pension up to 7.5% employee + 15%/empr

Life Assurance up to 8x salary

Job summary

Sizewell C is seeking a Site Building Manager to lead the Site Buildings Team within the Design Delivery Management function. The role focuses on safety, quality, cost, and schedule across ancillary buildings that support the project’s operation.

You will work with internal teams, suppliers and stakeholders to maintain design integrity and deliver outcomes on a major UK energy project. The successful candidate will have strong leadership, budget management and experience in regulated

Qualifications

• Experience leading engineering or design teams within large, complex projects.
• Experience managing budgets, resources and supplier relationships.
• Strong understanding of delivering in regulated or safety-critical environments.

Responsibilities

• Lead the Site Buildings Team within the Design Delivery Management function.
• Ensure safety, quality, cost and schedule performance across ancillary buildings.
• Manage resourcing, development and performance of the team.
• Drive design integration and interface coordination across programmes.
• Oversee risk, quality and surveillance activities for safe delivery.
• Collaborate with internal teams, suppliers and stakeholders to meet objectives.
• Ensure compliance with nuclear safety requirements and regulatory obligations.

Skills

Engineering leadership

Budget management

Regulated industry experience

Stakeholder engagement

Education

Bachelor's degree in Engineering or Science

Knowledge of UK nuclear regulations

Job description

Sizewell C is entering an exciting new phase as we continue to grow as an independent organisation and deliver one of the UK's most significant clean energy projects. As momentum builds across the programme, we are looking for talented individuals to join us and help shape the future of the project. We are currently recruiting for the following opportunity:

Position: Site Building Manager

Location:Bristol or London preferred. We also welcome applications in Gloucester, Manchester, Leiston, and Ipswich, with flexible hybrid working arrangements available.

Contract: Permanent, full-time

Salary:£82,000 - £92,000, depending on experience,plus benefits

Benefits include:

• Annual Leave: 28 days per annum, increasing to 30 days after 5 years of service, plus bank holidays
• Bonus:5% annual bonus
• Pension Contributions: Defined Contribution Pension Scheme with up to 7.5% employee contribution 15% employer contribution
• Life Assurance: Up to 8 x salary

Closing Date: 18th October 2026

About the Role

This is an exciting opportunity to lead the Site Buildings Team within the Design Delivery Management function at Sizewell C. You will provide leadership, technical expertise and direction across the delivery of a diverse portfolio of ancillary buildings that support the successful operation of the project.

Accountable for safety, quality, cost and schedule performance, you will ensure designs are delivered effectively and in line with project requirements. Working closely with internal teams, supply chain partners and key stakeholders, you will play a critical role in maintaining design integrity and supporting the successful delivery of one of the UK's most significant energy infrastructure projects. This role offers the opportunity to lead a high-performing team and influence strategic project outcomes across the Sizewell C programme.

Key Responsibilities

• Lead the delivery of the ancillary buildings scope to agreed safety, quality, schedule and cost objectives.
• Manage a high-performing team, ensuring effective resourcing, development and performance.
• Drive design integration, configuration management and interface coordination across multiple programmes.
• Oversee risk, quality and surveillance activities to support safe and compliant delivery.
• Partner with internal stakeholders, contractors and supply chain partners to achieve project objectives.
• Ensure compliance with nuclear safety requirements, regulatory obligations and Intelligent Customer responsibilities.
• Support strategic decision-making through effective reporting, planning and issue resolution.

What you’ll bring

• Experience leading engineering or design teams within large, complex project environments.
• Strong understanding of delivery within a regulated or safety-critical industry.
• Experience managing budgets, resources and supplier relationships.
• Confident influencing stakeholders and driving successful project outcomes.
• Experience working with safety case requirements and assurance processes.
• Strong project management, planning and organisational skills.
• Excellent communication and leadership capabilities.

Qualifications

• Degree in a relevant Engineering or Science discipline (or equivalent).
• Good knowledge of UK nuclear regulations and legislation.

Why Join Us

• Be part of a nationally significant project helping to deliver the UK’s clean energy future.
• Work alongside industry-leading experts on one of the country’s largest infrastructure programmes.
• Enjoy a competitive reward package, outstanding benefits and the opportunity to make a lasting impact on a project of national importance.

Behavioural Competencies

Humility

• Recognise the value brought fromdifferent culturesand experiences
• Be open to other’s points of view and ideas, be willing to debate and to compromise

Positivity

• Positively challengepoor qualityand performance
• Identifysolutions at the lowest possible level
• Encourage tier 1s and others to bringnew ideasforward

Respect

• Value the rules and environment in which we operate
• Give and receive feedback with respect
• Embrace and engage with new people and ideas

Solidarity

• One team, working closely together and helping each other
• Empowered teams always looking forward.
• Shared responsibility for delivery the project outcomes

Clarity

• Communicate clearly and consistently
• Promote collaboration and team alignment
• Clearer and faster decision making
• Drive simplification at all levels