TOC Assurance Manager 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 the CWA Wide Section.
What will you do?
The CWA TOC Assurance Manager is responsible for establishing and operating a robust, autonomous Target Outturn Cost (TOC) assurance capability within the Civil Works Alliance. This role ensures the LOD-0 assurance process functions as a true CWA-owned quality gate, validating every TOC package before submission to Sizewell C LOD-1. The position drives a shift from "submit to progress" to "assure before submit," protecting the SZC IWS Baseline and strengthening governance credibility.
Key responsibilities will include:
Owning and operating the CWA LOD-0 assurance process, defining and enforcing evidence standards
Chairing LOD-0 TOC Assurance Reviews and confirming readiness for SZC release
Ensuring LOD-0 assurance tests scope, cost, schedule, risk, deliverability, nuclear assurance, quality, procurement, logistics, and construction readiness
Preventing immature or poorly evidenced OCD packages from submission
Ensuring TOC alignment to the SZC IWS Baseline Schedule, Sequence, and Budget
Challenging risk allocation and preventing inappropriate risk transfer to the SZC client
Providing independent challenge to CWA leaders on TOC quality, maturity, and baseline alignment, with authority to stop progression where inadequate
Establishing the CWA TOC Assurance Plan and defining mandatory evidence requirements
Maintaining forward submission schedules aligned to NTS/NTP needs
Chairing weekly readiness reviews and providing monthly reporting on assurance quality, rework trends, and risk patterns
Ensuring package assumptions, interfaces, cost estimates, schedules, and risk registers are coherent and mutually aligned
Demonstrating procurement, manufacturing, logistics, and construction readiness within TOC submissions
Engaging with SZC TOC Assurance, Project Controls, Commercial, Finance, Engineering, and Nuclear Assurance functions
What are we looking for?
You will be an experienced senior leader with a proven track record in nuclear or high-assurance regulated infrastructure environments. You will bring deep expertise in TOC development, staged gate assurance processes, and major package governance, combined with the authority and judgment to challenge senior leaders constructively whilst maintaining rigorous assurance discipline.
Essential Knowledge, Skills and Experience:
Degree qualification in Engineering, Construction Management, Project Controls, or related discipline
Professional membership in a relevant discipline
Significant experience governing major package submissions through complex staged gate processes
Proven experience in nuclear or high-assurance regulated infrastructure environments
Strong understanding of PAA, RAB, and LOD-based governance frameworks
Strong background in assurance, delivery, commercial, or controls leadership on major projects
Demonstrable experience in complex infrastructure or EPC environments with multidisciplinary interfaces
Proven track record improving submission quality, governance, and first-time approval rates
Deep understanding of TOC development and major package assurance processes
Strong knowledge of engineering, procurement, manufacturing, logistics, construction, and completions
High literacy in scheduling, cost, risk, baseline control, earned value, and forecast integrity
Ability to challenge cost build-up, risk allocation, assumptions, and Value for Money positions
Proven ability to challenge senior leaders constructively and with authority
Strong governance, reporting, and communication skills with ability to engage senior stakeholders
Excellent judgment in determining readiness and escalation thresholds
Desirable Qualifications and Experience:
Chartered status (MICE, MRICS, or equivalent)
Experience in nuclear, utilities, rail, defense, or major civil infrastructure
Knowledge of Sizewell C or similar major program controls environments
Experience leading insurance within alliance or collaborative delivery models
Track record delivering transformational governance improvements
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
Salary description
£0.00 - £0.00 per year