SD Cost Manager

Career Area:
Project Management & Business Change

Sizewell C’s business is to design, finance, construct, commission, operate, maintain, and eventually decommission the nuclear power plant and related infrastructure at Sizewell C in Suffolk. Overall, whilst the Company is in the construction phase, the Boards’ principal focus is on the development and construction of Sizewell C on time, on budget and to the highest quality and safety standards. The Company is maturing to meet all these requirements.

Sizewell C is economically regulated by OFGEM under the Regulated Asset Base (RAB) model similar to other UK electricity distribution networks and Thames Tideway.

Sizewell C construction strategy is to replicate the design of Hinkley Point C, using the majority of the same supply chain, but innovating in the way it is delivered to achieve savings in time and cost of around 20%. The CCO will need to be guided by and incorporate lessons learned from the Hinkley Point C commercial delivery to achieve Sizewell C’s ambition.

Following Financial Completion and Revenue Commencement, Sizewell C is fully funded and is owned by;
The Secretary of State for Energy Security and Net Zero representing HM Government, La Caisse, Centrica, EDF and Amber Infrastructure.

Sizewell C is entering an exciting phase of growth as we mature into an independent organisation and continue building one of the UK’s largest and most important energy projects. We are now recruiting the below position.

SD Cost Manager

Location:

Ipswich, London

Contract:Permanent, full-time.

Closing Date:Monday 17th August 2026

What’sin It for You:

• Salary:
  Competitive (depending on experience)
• Bonus: 5% annual incentive
• Pension:
  Up to 7.5% employee / 15% employer contribution
• Hybrid Working:
  
  Typically,2–3 days in the office per week, with flexibility based on business needs

Your Impact

As Cost Manager you will join the PMO Cost Team and report directly to the Site Delivery Cost Lead.

You will be deployed within the Site Delivery Programme, undertaking day-to-day activities as directed by the Site Delivery Senior Cost Manager. Your role will support the delivery of accurate and timely project information relating to performance against the project baseline and will be responsible for administering effective cost control as part of the programme's integrated delivery team.

You will drive cost performance reporting for the Programme, including Earned Value (EV) analysis associated with key commitments and expenditures.

The role will encompass responsibility for the collation and analysis of Programme cost information in accordance with the Cost Management Procedure, supporting the timely and accurate submission of data by Project Teams. The Cost Manager will work closely with the Supply Chain and Finance teams to ensure that accurate accruals and contract cost performance are appropriately captured, and that effective analysis is undertaken against the baseline.

The Cost Manager will be responsible for Programme-level cost analysis, supporting the achievement of Programme objectives, and liaising with Project Controls teams to ensure a consistent approach to cost management across the Programme.

Principal Accountabilities

As Cost Manager you will be responsible for:

• Supporting the Cost Lead with the implementation of appropriate cost systems, procedures and working templates.
• Support to Project teams to ensure timely and accurate cost information submission on a regular basis, to include reporting on EAC, ETC, ACWP and comparison to the baseline
• Tracking of actual costs against appropriate cost control structures
• Support the Cost Lead in executing cost re-baseline exercises, forecast and budget updates as appropriate
• Undertake analyses of the Project Cost information to support Programme objectives incl. earned value, trend analysis
• Work closely with the finance and commercial teams to ensure accurate accruals and contract costs are included within the overall EAC and performance reports.
• Analysis of Change Requests ensuring cost data is correctly identified/coded (CBS) and change requests are aligned with budgets
• Responsible for supporting the project teams in the…