Principal Commercial Manager (Home Based, Cambridgeshire, GB, CB1)

Lead commercial excellence across a portfolio of facilities management core services and billable works, owning the commercial management of high-value programmes. Provide strategic commercial leadership, governance and risk management across the project lifecycle, including pricing support, cost models, change control, contract compliance, and dispute avoidance. Work closely with project teams, operational leaders, DIO representatives, and supply chain partners to protect business performance and deliver value for Defence customers.