Sizewell C. The power of good for Britain.
Assistant Project Manager- Civils x 2
Location: Sizewell C, Leiston, Suffolk (minimum 3 days a week onsite).
Contract: Permanent, full-time.
Salary: £50,000- £60,000 depending on experience, plus benefits.
Benefits
* 5% CIP bonus
* 28 days holiday, plus bank holidays
* Contributory pension of up to 7.5% employee/ up to15% employer
* Ongoing professional development
* Other lifestyle benefits
Closing date: Sunday 7 June 2026.
About the role
Join Sizewell C as an Assistant Project Manager- Civils, supporting the delivery of major civil engineering works through the Civil Works Alliance (CWA).
Working within a highly collaborative Alliance environment (Sizewell C, Bouygues, Laing O'Rourke and Balfour Beatty), you will support the Project Manager / Senior Project Manager in coordinating engineering, supply chain, and construction activities across the programme.
You'll work closely with key stakeholders including the Responsible Designer, EH&S, permits and consents, quality teams and suppliers, helping to prepare and deliver work packages safely, efficiently and to the required standards.
The Civils Programme spans a long-term delivery schedule and includes major enabling and earthworks, such as sea defences, site infrastructure, excavation, drainage and diaphragm walling- critical to supporting the wider plant construction across the Nuclear, Conventional and Heat Sink islands.
Key responsibilities
Health, Safety, Environment & Quality (HSEQ)
* Promote a strong safety culture and compliance with Sizewell C standards
* Support audits, safety walkdowns and assurance activities
* Ensure readiness to start, including permits, method statements and quality checks
Project coordination & delivery
* Support the delivery of Enabling & Earthworks work packages
* Monitor site progress, risks and issues, and help drive solutions
* Assist with planning, lookahead activities and coordination meetings
* Support effective communication between site teams, designers and stakeholders
* Contribute to project documentation, reporting and continuous improvement
Planning, commercial & governance support
* Work with planners to track progress and milestones
* Support contract administration and subcontractor performance tracking
* Maintain accurate project records in line with CWA governance
Stakeholder & interface management
* Work closely with internal teams, supply chain and external stakeholders
* Support permits, consents and interface coordination
* Act as a point of contact for queries relating to work packages
What we're looking for
Essential
* Degree (or equivalent experience) in engineering, construction or project management
* Strong coordination and organisational skills
* Ability to work across multidisciplinary teams in a fast-paced environment
* Good understanding of construction and health & safety practices (including CDM)
* Strong communication and stakeholder engagement skills
* Competent in project tools (e.g., Excel, reporting and document systems)
* High attention to detail and a proactive, collaborative approach
Desirable
* Experience in civil engineering, infrastructure or earthworks projects
* Knowledge of site operations, sequencing and logistics
* Experience on major infrastructure projects (e.g. nuclear, rail, highways)
* Awareness of NEC contracts and governance frameworks
* Working towards APM, PRINCE2 or similar
Why join us?
* Be part of one of the UK's most ambitious and high-profile infrastructure projects
* Work in a collaborative Alliance model with leading industry partners
* Strong opportunities for development and career progression
* Competitive salary, bonus and benefits package
Apply now
If you enjoy working in a fast-paced environment, thrive on collaboration, and want to contribute to a project of national importance, we'd love to hear from you.
Let's build a cleaner, greener future together.
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