Commercial Manager – NEC4, Multi‑Project Portfolio

Role Overview

• Lead the commercial management of NEC4 contracts (including PSC and ECC as applicable), ensuring contractual processes are applied consistently and correctly across projects.
• Manage and administer contractual mechanisms including Early Warnings, Compensation Events, change control, programme impacts and entitlement assessments.
• Provide commercial advice and challenge to Project Managers on contract risk, compliance, and commercial strategy.
• Support preparation, review and agreement of contractual correspondence, notices, assessments and records.
• Maintain a clear audit trail demonstrating compliance with contract conditions and agreed procedures.
• Establish and maintain robust financial controls across a live portfolio of projects, ensuring consistency in cost management and reporting.
• Manage project budgets, forecasts, cashflow and earned value, identifying variances and risks at an early stage.
• Produce accurate, timely and reliable monthly financial reports at portfolio / department level.
• Support period‑end processes, including accruals, revenue recognition and reconciliation with financial systems.
• Provide clear commercial performance insight to senior management, highlighting risks, opportunities and trends across the portfolio / department.
• Lead commercial change management, ensuring that scope changes are identified early, assessed correctly and implemented in line with NEC4 procedures.
• Maintain commercial risk and opportunity registers, working with Project Managers to develop mitigation strategies.
• Assess the commercial implications of programme changes, scope growth, resourcing variations and client instructions.
• Support resolution of commercial issues and disputes through structured, evidence‑based approaches.
• Work closely with Project Managers, Project Directors and discipline leads to embed strong commercial behaviours across project teams.
• Act as a key commercial interface with clients and supply chain partners, supporting transparent and professional engagement.
• Support negotiations and agreement of commercial matters while protecting the organisation’s contractual position.
• Contribute to a collaborative project culture aligned with NEC principles of mutual trust and cooperation.
• Ensure projects operate in compliance with internal commercial governance, approval thresholds and delegated authorities.
• Maintain and improve commercial processes, templates and controls to support consistent delivery across the portfolio.
• Support audits and internal reviews by providing clear, well‑maintained commercial records.
• Capture lessons learned and contribute to continuous improvement of commercial management practices.
• Mentoring of staff and lead the growth of Commercial management team.

Requirements

• Strong experience as a Commercial Manager managing projects under NEC4 forms of contract.
• Proven ability to manage financial controls across multiple concurrent projects or programmes.
• Sound understanding of cost management, forecasting, change control and commercial risk.
• Experience supporting Project Managers with commercial strategy and contract compliance.
• Strong analytical skills with the ability to present clear, concise commercial information to senior stakeholders.
• Experience working within public‑sector or regulated client environments (desirable).
• Familiarity with consultancy‑led professional services contracts (desirable).
• Experience contributing to dispute avoidance and issue resolution under NEC contracts (desirable).

Benefits

• competitive salaries
• health, wellbeing, financial and lifestyle benefits
• myriad of opportunities for training and professional development
• hybrid working culture
• international remote working opportunities
• flexible holiday allowances