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Posted 02 August, 2026

Senior Quantity Surveyor

CWA: Civil Works Alliance
Brightwell, ENG, GB Full Time

Job Description

Help Shape the UKs Energy FutureSenior Quantity Surveyor Opportunity with the Civil Works Alliance (CWA), Supporting Sizewell CAs 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 theCWA Wide Section.What will you do?The Senior Quantity Surveyor will deliver commercial leadership and strategic support to the ASTOC Commercial Lead, driving robust commercial controls, governance assurance, and continuous improvement across the ASTOC portfolio. Managing approximately £200m per year of staff and professional services expenditure, this senior role will play a critical part in ensuring accuracy, transparency, and consistency of commercial data, whilst supporting informed decision-making and strong commercial performance across the Alliance.Key responsibilities will include:Leading the commercial management and administration of Professional Services Contracts (PSCs) across ASTOC, ensuring robust contractual governanceEnsuring full compliance with commercial governance requirements and delegated authority frameworksManaging and reviewing liabilities, commitments, and commercial obligations across the portfolioLeading ASTOC allowance reviews and conducting comprehensive commercial assessmentsSupporting commercial approvals, applications, and funding processes with commercial expertiseProviding commercial insurance across ASTOC activities and expenditureDeveloping, implementing, and improving AFP commercial processes and controls to enhance efficiencyMaintaining effective stakeholder relationships across Commercial, Finance, Delivery, and Client teamsSupporting internal and external audits whilst ensuring appropriate commercial records and documentationIdentifying and mitigating commercial risks and governance issuesLeading strategic commercial initiatives and driving continuous improvement activitiesDeputising for the ASTOC Commercial Lead as requiredWhat are we looking for?The ideal candidate will be an experienced commercial professional with a track record of delivering commercial leadership within complex, large-scale environments. You will bring extensive knowledge of contract administration, governance frameworks, and commercial best practice, combined with strong influencing skills and the ability to drive strategic improvements.Essential Knowledge, Skills and Experience:Degree qualification or equivalent in Quantity Surveying, Commercial Management, or related disciplineExtensive commercial management experience within major projects or infrastructure programsStrong understanding of NEC and professional services contract administrationProven experience managing governance, compliance, and commercial assurance processesStrong stakeholder management and influencing skills with the ability to engage across multiple levelsDemonstrable experience managing liabilities, forecasts, and commercial reportingExcellent communication and organizational skills with the ability to lead and mentor othersProficiency in SAP, Microsoft Office, and commercial management systemsStrategic thinking with a focus on process improvement and operational excellenceProven ability to identify commercial risks and develop effective mitigation strategiesDesirable Qualifications and Experience:Chartered status or working towards MRICS, MCICES, or equivalentExperience within the nuclear, energy, or major infrastructure sectorKnowledge of Unifier and alliance-based commercial environmentsExperience working within alliance or collaborative contract modelsExposure to earned value management or performance measurement frameworksExperience supporting strategic commercial initiatives and transformation activitiesWhat 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 UsThe 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, youll 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.TPBN1_UKTJ