Assistant Commercial Manager

Great British Energy Group; Greater London; Hybrid; GBP 45,000 - 55,000; Full time

Benefits offered by this job

Flexible benefits fund 15%

Fully pensionable benefits

Hybrid working

Job summary

HS2 Ltd is recruiting an Assistant Commercial Manager to support the commercial management of delivery projects in the UK. You will work with contractors and the supply chain to ensure effective commercial control, value for money, and timely delivery in accordance with NEC3 contracts.

The role provides commercial assurance, governance and oversight to the Head of Commercial, with hybrid working across London, Milton Keynes or Birmingham. Strong contracting experience is essential.

Qualifications

• Experience administering contracts for infrastructure or similar projects.
• Understanding of dispute resolution processes and procedures.
• Knowledge of common commercial policies and risk management methods.

Responsibilities

• Support commercial management of HS2 contracts across project lifecycle.
• Assist procurement and award of contracts in a compliant, timely manner.
• Build relationships with contractors and suppliers to enable delivery.
• Develop commercial documentation and contract management plans.
• Provide commercial advice ensuring governance and obligations compliance.
• Assist with NEC3 contract administration and records.
• Support cost estimates, variations, and compensation events analysis.
• Review supplier performance and contribute to management reporting.
• Negotiate commercial agreements and resolve supply chain disputes.

Skills

Contract administration

Commercial policies

Dispute resolution

Risk management

Commercial reporting

Tools

NEC3 contracts

Commercial reporting systems

Job description

Role: Assistant Commercial ManagerLocation: London, Milton Keynes or Birmingham (Hybrid)Grade: G14Base Salary: £45,000 - £50,000 per annum (Birmingham) £50,000 - £55,000 per annum (London)Close Date: 3rd October 2026Job Description:Base salary £45,000pa to c.£55,0000pa depending on skills, experience and location. In addition, we offer flexible benefits fund of 15% which is paid on top base salary and is fully pensionable, as well as a range of competitive benefits - check them out in the Benefits section on our website.HS2 Ltd endeavours to ensure everyone working for us and with us feels included, thrives and achieves their full potential. In practice, this means we are positive and inclusive about making adjustments, providing flexible working, encouraging our staff networks to flourish and providing personal and professional development opportunities.As an Assistant Commercial Manager at HS2 you will have a key role in supporting the delivery of support the delivery of HS2’s strategic goals by building value-adding supply chains with sustainable commercial relationships.About the role:This role supports the commercial management of delivery projects, working closely with contractors and the supply chain to ensure effective commercial control, value for money, and successful project delivery. The position provides commercial assurance and independent oversight to support the Head of Commercial.Key Responsibilities:* Support the commercial management of HS2 contracts throughout the project lifecycle, ensuring effective commercial control, value for money, and alignment with strategic objectives.* Assist in the procurement and award of contracts in a fair, transparent, and compliant manner, ensuring all contractual requirements are delivered on time.* Build and maintain strong, value-adding relationships with contractors, suppliers, and the wider supply chain to support successful project delivery.* Support the development of commercial documentation, works information, contract management plans, and contract documents.* Provide commercial advice and support across contracts, helping to ensure compliance with contractual obligations, governance requirements, and project objectives.* Assist with the administration and management of NEC3 contracts, including monitoring obligations, maintaining commercial records, and supporting contractual processes.* Support the assessment of variations, compensation events, contract payments, and cost estimates to ensure effective financial management.* Review and analyse supplier performance, monthly reports, and contract performance data, contributing to management reporting and commercial decision-making.* Assist in negotiating commercial agreements, coordinating interfaces across suppliers and contracts, and supporting the resolution of commercial and supply chain disputes.* Ensure the organisation has the goods, services, and commercial arrangements required to support each stage of the delivery lifecycle.* Promote and embed Equality, Diversity and Inclusion (EDI) principles in all activities while complying with organisational policies, procedures, and initiatives.About You:Skills* Ability to administer contracts to deliver infrastructure or similar capital projects and programmes.* Ability to develop commercial policies, processes and procedures.Experience* Previous experience administering contracts to deliver infrastructure or similar projects and programmes.* Ability to demonstrate an understanding of dispute resolution processes and procedures.* Ability to demonstrate an understanding of common commercial policies, processes and procedures.* A knowledge of contract, commercial and risk management methods* Experience of using commercial management and reporting systems.It is expected that you will actively promote and embed Equality, Diversity and Inclusion (EDI) in all your work and support and comply with all organisational initiatives, policies and procedures on EDI.As HS2 Ltd do not hold a sponsorship license from the Home Office, we are not able to provide sponsorship to any applicant. Applicants must already have the Right to Work in the UK at the time of application and our process involves a Right to Work validation prior to the interview stage. Note, there are certain types of time-bound visas that we cannot accept.Any offers made to applicants will be subject to satisfactory completion of pre-employment checks which include Nationality & Immigration Status, employment references, DBS, Financial and Education checks.We ask for a variety of detail in your online application, however we perform the first assessment of suitability for a role based solely on the information in your CV. In a further development of our efforts to create a more diverse workforce, your CV will be anonymised and personal information will be removed during the first stage of the application review. This removes bias from the process and makes it even more important that you attach an updated word version of your CV for each new application ensuring you include evidence directly related to the criteria in the job advert.About UsHigh Speed 2 (HS2 Ltd) will be the UK’s new high speed rail network. As well as improving capacity, the new scheme will shorten journey times between a number of Britain’s major population centres, boost the economy and create thousands of jobs.HS2 Ltd will create a skills legacy and develop a diverse range of talent. We aim to be a leader in EDI practice by creating a safe & inclusive working environment for all our staff - living our values of Safety, Respect, Integrity and Leadership.In practice, this means we are positive and inclusive about making adjustments, providing flexible working, encouraging our staff networks to flourish and providing personal and professional development opportunities.HS2 Ltd is also a safety-critical organisation. Employees are required to ensure reasonable care of their own and others’ health and safety by taking personal responsibility for working to our ‘Safe at Heart’ programme principles and following safe working procedures at all times.HS2 Ltd endeavours to ensure everyone working for us and with us feels included, thrives and achieves their full potential.