Commercial Manager (Cost & Forecasting) (Sizewell C)
Sizewell, GBPosted Oct 15, 2026
Job description
The Sizewell C Jobs Service supports local people into exciting, long-term careers across our Project.#SZCJobs Commercial Manager (Cost & Forecasting) (Sizewell C) Wilson James Sizewell C Job Responsibilities
- Own and maintain the programme budget, cost baseline, and integrated financial forecast.
- Maintain robust Estimate to Complete and Estimate at Completion positions.
- Translate operational resource plans, material volumes, and activity forecasts into financial projections.
- Monitor actual expenditure against budget and forecast and explain material variances.
- Maintain visibility of purchase orders, subcontract commitments, accruals, and financial liabilities.
- Lead the cost-control element of month end and maintain accurate cost-to-complete projections.
- Track the financial impact of approved, anticipated and emerging change, including NEC3 Compensation Events.
- Maintain clear visibility of revenue, cost, margin, risks, and opportunities.
- Coordinate with Procurement, Finance, Project Controls, Operations and the Client Commercial Team. Other duties and responsibilities
- Work in accordance with: o Wilson James policies, site procedures and training provided o Wilson James core values: We are fair and honest in all our activities; We treat each other with dignity and respect; We are responsible for all our actions and accountable for their consequences; We have an environment that enables and supports effective communication; We will continuously develop safe systems of work to ensure no one is placed at risk in our workplaces. o Customer policies
- Carry out any other reasonable request as required by your Line Manager or the Customer Qualifications Essential
- Excellent written and verbal communication skills at working and management levels.
- Advanced Microsoft Excel and financial-modelling capability.
- CITB HS&E Managers and Professionals certificate (MAPS), or project-accepted equivalent.
- Ability to satisfy all Sizewell C security, vetting and site access requirements.
- Relevant commercial, cost-management, quantity-surveying or finance qualification, or equivalent experience. Desirable
- A degree or equivalent qualification in a relevant discipline.
- RICS, AAT, CIMA, ACCA or another relevant professional qualification. o A working knowledge of: o Major infrastructure, construction or nuclear programme environments o NEC contract environments and associated governance o Logistics and supply-chain commercial models o Project controls, financial reporting and cost-management systems Experience
- Strong project cost management, commercial controls or financial forecasting experience.
- Experience within logistics, construction, infrastructure or a comparable major programme.
- Advanced budgeting, forecasting and cost-to-complete capability.
- Demonstrable experience maintaining Estimate to Complete and Estimate at Completion positions.
- Strong understanding of accruals, commitments, month-end reporting and financial reconciliation.
- Experience maintaining revenue, cost, margin and change visibility across a complex contract.
- Excellent numerical and analytical capability with strong Excel and financial-modelling skills.
- Ability to interrogate complex data, explain variance and identify forward financial risk.
- Working knowledge of NEC contracts, preferably NEC3, is desirable.
- Ability to communicate complex financial information clearly to operational, commercial and client stakeholders. For this role you must have evidence of right to work in the UK. As a project, we do not discriminate on the grounds of age, gender, race, colour, religion, disability or sexual orientation, and we welcome applications from all sections of the community.
Description copied from eu_EDFEDP3's careers page. Read the full posting before you apply.
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