Job Title: Commercial Manager (Freelance - Inside IR35) Location: Essex, United Kingdom Sector: Infrastructure / Highways / Civil Engineering Project Type: Major Highways and Earthworks Programme Contract Duration: Immediate start - December 2026Role OverviewWe are seeking a Commercial Manager on a freelance (Inside IR35) basis to manage the commercial function of a major highways and earthworks project in Essex. This is a large-scale infrastructure programme, and the role requires a commercially astute professional with proven Tier 1 contractor experience. The Commercial Manager will oversee day-to-day commercial operations, ensuring cost control, risk management, and contract compliance, while supporting the project team in delivering on-time, on-budget results.Key ResponsibilitiesManage all commercial aspects of the project through to completion in 2026.Develop and implement commercial strategies in support of project objectives.Lead and coordinate the commercial team, including Quantity Surveyors and support staff.Monitor and report on project costs, forecasts, and financial performance.Administer and manage NEC contracts (NEC3/NEC4), ensuring compliance and timely issue resolution.Support commercial negotiations with clients, subcontractors, and suppliers.Identify, assess, and manage commercial risks and opportunities.Implement robust change control and variation management processes.Support procurement, subcontractor management, and supply chain engagement.Prepare and p