Project Manager

AEPartners UK; Sizewell; On-site; GBP 110,000 - 140,000; Full time

Job summary

Geotechnical Sub Alliance (GSA) is delivering diaphragm wall and soil‑mixing works for Sizewell C’s foundations. You will lead technical delivery, site operations, programme and commercial performance with multidisciplinary teams and senior stakeholders.

The role requires robust NEC4 experience, strong client management, and a commitment to Zero Harm, quality and value delivery within an alliance environment. This is a high‑profile infrastructure project in the UK.

Qualifications

• 8+ years of senior project or construction leadership experience.
• Strong understanding of ground-engineering delivery incl. diaphragm walls and soil mixing.
• Proven ability to lead multidisciplinary teams and govern programme, commercial and delivery performance.
• Solid NEC contract experience (NEC4 preferred) and strong client/stakeholder management capability.
• CSCS and SMSTS (or equivalent).
• NEC4 accreditation and/or advanced safety or leadership training.

Responsibilities

• Delivery & Integration: Lead and integrate operations, design, plant, procurement and commercial for diaphragm wall and soil-mixing works.
• Leadership & Culture: Set vision and leadership standards; develop capability; manage senior client interfaces.
• Safety & Quality: Champion Zero Harm culture; define safety and quality strategies and KPIs.
• Programme, Productivity & Commercial: Own master programme; lead forecasting, CVR and compensation events; drive value.
• Contractual & Alliance: Provide NEC4 leadership; manage risk and change; interface with Alliance Board.
• Other duties as required to deliver successful alliance performance.

Skills

Leadership experience

Senior project delivery

Stakeholder management

Education

Leadership qualification

Tools

P6/MS Project

CEMAR

Power BI

Job description

The Geotechnical Sub Alliance (GSA) is at the forefront of the Sizewell C nuclear power station development - one of the UK’s largest and most exciting infrastructure programmes.

We’re responsible for preparing the foundations of the entire site: designing and constructing cut‑off walls, retaining structures, soil improvements and more. Using advanced geotechnical engineering and world‑class construction technologies, this is a rare opportunity to contribute to a national project that will shape the UK’s clean‑energy future.

The Role

You will provide overall leadership for diaphragm wall and soil‑mixing works on a major infrastructure project, with accountability for safe, high‑quality and commercially successful delivery within an NEC4 Alliance environment. The role integrates technical delivery, site operations, programme, commercial and contractual performance, while providing strong leadership to multidisciplinary teams and senior stakeholders.

What You'll Be Doing

• Delivery & Integration: Lead and integrate operations, design, plant, procurement and commercial functions for D‑Wall and soil‑mixing works, setting clear standards, governance and performance expectations.
• Leadership & Culture: Set the vision, behaviours and leadership standards for the team; develop capability and succession; manage formal people processes where required; act as a senior client and alliance interface.
• Safety & Quality: Champion a Zero Harm culture, sponsor significant investigations, assure learning and corrective action closure, and define safety and quality strategies, KPIs and assurance regimes.
• Programme, Productivity & Commercial: Own the master programme, productivity targets and commercial strategy; control critical path and float; lead forecasting, CVR, compensation events and negotiations; resolve disputes and drive value.
• Contractual & Alliance: Provide contractual leadership under NEC4 Option C, chair risk‑reduction meetings, manage change and claims, interface with the Alliance Board/Core Group, and ensure obligations are flowed down.

What We’re Looking For

• Senior project or construction leadership experience (typically 8+ years) within major construction or infrastructure environments
• Strong understanding of ground‑engineering delivery, including diaphragm walls and soil mixing
• Proven ability to lead multidisciplinary teams and govern programme, commercial and integrated delivery performance
• Solid NEC contract experience (NEC4 preferred) and strong client/stakeholder management capability
• CSCS and SMSTS (or equivalent)
• Formal leadership or management qualification
• NEC4 accreditation and/or advanced safety or leadership training
• Experience working within an alliance delivery modelStrong commercial acumen, including CVR and earned value
• Proficiency in project controls and reporting tools (e.g. P6/MS Project, CEMAR, Power BI)