Preconstruction Manager - Enabling and Earthworks / Readiness - Sizewell C - Suffolk Site based

Sizewell C Company; Leiston; On-site; GBP 90,000 - 120,000; Full time

Job summary

Sizewell C Company is seeking a Preconstruction Manager to lead enabling and earthworks readiness for the Sizewell C project. You will coordinate the preconstruction team and align with programme, engineering, procurement, permitting, and environment groups to ensure safe, cost-effective preparation before mobilisation.

The role requires-significant experience in complex projects, strong interface management, and a strategic focus on risk, schedule integration, and regulatory compliance.

Qualifications

• Degree in Civil Engineering or related discipline with professional membership desirable.
• Experience in major infrastructure, nuclear, rail, highways, or large-scale construction projects.
• Strong interface management across multidisciplinary teams and external stakeholders.

Responsibilities

• Lead planning, coordination and readiness activities for enabling and earthworks.
• Interface with programme, engineering, construction, procurement, and environment teams to identify prerequisites.
• Develop and drive readiness plans, monitor risks, and ensure packages are prepared for mobilisation.
• Coordinate cross-functional teams and manage preconstruction interfaces.

Skills

Civil Engineering

Project Management

Stakeholder Management

NEC Contracts

Risk Management

Programme Management

Construction Readiness

Education

Degree in Civil Engineering

Professional membership (ICE/APM/CIOB) desirable

Tools

Microsoft Project

Primavera

Job description

Preconstruction Manager - Enabling and Earthworks / Readiness - Sizewell C - Suffolk Site based

Preconstruction Manager - Enabling and Earthworks / Readiness - Sizewell C - Suffolk Site based Opportunity with the Civil Works Alliance (CWA), Supporting Sizewell C

As part of the CWA (Civil Works Alliance), you will support the building of Sizewell C. Sizewell C will be a 3.2-gigawatt power station generating low-carbon electricity for around 6 million homes and will play a key role in our energy future, supplying reliable, clean electricity for at least 60 years.This role will be within theEnabling and Earthwork Section.

What will you do?

The Pre-Construction Manager (Enabling & Earthworks Readiness) is responsible for leading the planning, coordination, and readiness activities required to safely and efficiently commence major enabling and earthworks operations. They will support the development of strategy for delivering scopes safely and to cost, schedule and quality, within agreed constraints within the Civil Works Alliance (CWA) at Sizewell C.

The role acts as the critical interface between programme, engineering, construction, commercial, procurement, permitting, environmental, stakeholder, and supply chain teams to ensure all prerequisites for delivery are identified, managed, and achieved before the mobilisation and execution of works. The role includes management and coordination of the preconstruction team and wider interfaces.

The postholder will develop, drive and manage readiness plans, coordinate cross-functional activities, monitor risks and constraints, and provide assurance that enabling and earthworks packages are fully prepared to proceed in accordance with project objectives, regulatory requirements, and safety expectations, enabling a managed transition of the preconstruction team into delivery, whilst recognising the
impacts of the programme on the wider Project and interfacing packages.

What are we looking for?

Essential Knowledge, Skills & Experience

Qualifications

• Degree in Civil Engineering, Construction Management, Project Management, or a related discipline.
• Professional membership of a recognised institution (ICE, APM, CIOB, or equivalent) desirable.

Experience

• Significant experience in major infrastructure, nuclear, rail, highways, energy, or large-scale construction projects.
• Track record of delivering projects within a technically complex and dynamic environment whilst ensuring high levels of safety, security and environmental responsibility,
• Proven experience in pre-construction, construction readiness, project management, or mobilisation leadership roles.
• Experience of managing sub-contractors, consultants and other advisors throughout large and complex construction projects, preferably in the preconstruction phase, including experience of NEC contracts.
• Experience managing enabling works and earthworks programmes on complex projects.
• Demonstrated experience of coordinating multidisciplinary teams and interfaces.
• Experience working within highly regulated environments.

Technical Skills

• Strong understanding of construction delivery, engineering processes, and project lifecycle management.
• Knowledge of earthworks, temporary works, construction logistics, and enabling infrastructure.
• Programme management and schedule integration expertise.
• Risk management and mitigation planning skills.\
• Commercial and procurement awareness.
• Good presentation, influencing and facilitation skills
• Excellent stakeholder management and influencing capabilities.

What we will offer you?

The CWA is a single delivery organisation made of up of the client (Sizewell C) and three parent companies - Balfour Beatty, Bouygues and Laing O'Rourke - which offer industry leading packages including market leading salaries, generous annual leave entitlements, pension scheme and other flexible benefits.

About Us

The CWA celebrates the creativity and innovation that comes from a diverse workforce, and we welcome applications from people of all backgrounds — especially those from under‑represented communities. Our project is built on five core values: Humility, Positivity, Respect, Solidarity, and Clarity.

By joining us, you’ll be encouraged to bring your whole self to work, speak up, and share your ideas. We encourage applications from all suitably qualified candidates, regardless of gender, race, disability, age, sexual orientation, gender reassignment, religion or belief, marital status, or pregnancy and maternity.

We are committed to protecting your privacy. If you decide to apply, please avoid including sensitive personal data in your CV.