Senior Cost Manager, Central PMO – Mega Infrastructure

Company: Mactech Energy Group
Apply for the Senior Cost Manager, Central PMO – Mega Infrastructure
Location: City of Westminster
Job Description:

Mactech Energy Group seeks a Senior Cost Manager for the Central PMO on the Sizewell C programme in London. Hybrid working 2–3 days on site with occasional travel; you will lead cost governance, forecasting and reporting, partnering with senior stakeholders to steer cost performance across a major infrastructure project.

You will bring extensive experience in cost control, project controls, and strategic cost leadership, with strong Power BI capabilities and NEC/FIDIC contract awareness.

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Posted: July 23rd, 2026