Role Overview:We are recruiting a Senior Quantity Surveyor to join a growing Energy and Critical Infrastructure division within a well-established MandE contractor. Reporting directly to the Commercial Director, you will take a senior role in managing the commercial and financial performance of complex MandE projects across sectors including healthcare, education and other critical environments.This is a key position offering autonomy, influence, and the opportunity to support and mentor junior commercial staff while driving commercial best practice across the division.Key Responsibilities:Take senior commercial responsibility for multiple MandE projects from pre-contract through to final account.Lead cost control, value management and commercial reporting across live projects.Produce accurate monthly CVRs, forecasts, PandLs, WIP analysis and cash flow reports.Manage subcontract procurement, valuations, variation accounts and final accounts.Administer contracts under NEC 3 / NEC 4 agreements, including EWNs and compensation events.Advise operational and project teams on contractual and commercial matters.Develop and maintain strong relationships with supply chain partners and clients.Produce dashboard reports reflecting key commercial KPIs.Support and mentor Quantity Surveyors within the team where required.Skills and Experience Required:Proven experience operating at Senior Quantity Surveyor or strong Project QS level within MandE / building services.Demonstrable experience