Commercial Manager Job at London seconds Full Time

A Matchtech client is seeking a highly experienced Senior Commercial Manager to play a critical role in the delivery of one of the UK’s most significant nuclear projects – Sizewell C. This role will lead commercial strategy, contract management, and financial control across major work packages. You will be required to be in the London Office 3 days a week.

The successful candidate will bring extensive NEC contract expertise and a proven track record of delivering major capital projects (£200m+), ideally within nuclear, energy, or regulated infrastructure environments.

Key Responsibilities

• Lead the commercial management of major contracts and work packages across the Sizewell C project.
• Provide expert-level NEC contract administration, ensuring compliance and best practises across all project phases.
• Establish and drive commercial strategy, including cost management, risk mitigation, and value optimisation.
• Manage contractual negotiations, change control, claims, and dispute resolution.
• Deliver robust cost forecasting and reporting, ensuring alignment with project budgets and financial targets.
• Partner with delivery, engineering, and project controls teams to ensure integrated project execution.
• Identify and manage commercial risks and opportunities, ensuring proactive mitigation strategies are implemented.
• Provide leadership and mentoring to commercial teams, ensuring a high-performance culture.
• Support procurement strategies, supplier engagement, and contract award processes.
• Interface with key stakeholders including clients, contractors, regulators, and joint venture partners.

Key RequirementsEssential Experience

• Significant experience operating as a Commercial Manager / Senior Commercial Manager on large-scale infrastructure projects.
• Demonstrable experience delivering major capital projects valued at £200 million+.
• Strong expertise in NEC contracts (NEC3 and/or NEC4), including hands-on administration.
• Proven track record in:
  • Contract negotiation and management
  • Change control and claims resolution
  • Cost management and forecasting
• Experience leading commercial teams and managing complex supply chains.
• Strong stakeholder management skills across multidisciplinary teams.

Desirable Experience

• Experience within:
  • Nuclear sector
  • Energy / Power generation projects
  • Other highly regulated industries (utilities, infrastructure)
• Understanding of UK regulatory frameworks for major infrastructure projects.
• Experience working within alliance or joint venture project structures.

Skills & Competencies

• Excellent commercial acumen with a strategic mindset
• Strong analytical and problem-solving capabilities
• Effective leadership and team development skills
• High level of negotiation and influencing skills
• Strong communication skills, both written and verbal
• Ability to work in a high-pressure, complex project environment

Qualifications

• Degree-qualified (or equivalent) in Quantity Surveying, Commercial Management, Engineering, or related discipline.
• Professional membership (e.g., RICS, CICES, or equivalent) is highly desirable.

Why this role?

• Opportunity to work on one of the UK’s most transformative energy infrastructure projects.
• Be part of a critical programme critical
• Collaborative, high-performing environment with complex, impactful work.