ES Senior and Commercial Manager

ES Senior Contract and Commercial Manager About the role

There’s never been a more exciting time to join National Grid Ventures Interconnectors.

Sitting at the heart of the UK’s transition to a net zero energy future, Interconnectors connect the UK to neighbouring energy systems—supporting security of supply, reducing costs for consumers, and enabling access to cleaner energy sources. Alongside an established portfolio, we are continuing to develop new interconnector projects to meet the UK’s future energy demands.

We’re now looking for a Senior Contract & Commercial Manager to join our Operations team, playing a critical role in ensuring our supply chain and contracts are in place to support reliable and efficient operations.

As a Senior Contract & Commercial Manager, you will be responsible for a portfolio of complex, operationally critical contracts, ensuring effective commercial management across the supply chain.

You will work closely with internal stakeholders and external partners to define the right contracting strategies, mitigate commercial risk, and ensure suppliers are equipped to deliver operational requirements. This role requires a collaborative, solutions-focused individual who can navigate complexity and provide leadership across contract and supplier management activities.

• Lead the development and drafting of complex, operationally critical contracts, own and manage a portfolio of contracts, acting as the key commercial lead within the Contract Management Team
• Act as the commercial lead on spot tenders and framework awards where required
• Provide commercial assurance, including cost evaluation and quality review of contract documentation
• Support budget preparation and cost control processes
• Lead contract performance management through KPIs and SLAs, driving resolution of issues and continuous improvement
• Provide expert advice and guidance on complex contractual matters to stakeholders and team members
• Identify and resolve contractual discrepancies and commercial risks
• Develop and implement risk mitigation strategies to protect business outcomes
• Challenge and improve existing processes to drive consistency and efficiency
• Support the development of others through coaching, training, and knowledge sharing

• Strong expertise in contract and supplier relationship management, with a proven track record in complex environments
• Solid understanding of contract law and commercial risk management
• Experience working within construction and/or operational environments, including supply chain and warranty management
• Strong commercial acumen, with experience in cost analysis, programme evaluation, and negotiation of variations and compensation events
• Experience using contract management systems (CMS) and invoicing/payment platforms such as Coupa (or similar)
• Excellent communication and stakeholder engagement skills, with the ability to present complex information clearly to a range of audiences, including senior leadership
• Strong organisational skills, with the ability to manage multiple priorities and deliver results both independently and as part of a team
• A proactive, collaborative approach with a focus on continuous improvement

A competitive salary between £55,208 - £65,809 per annum
– dependent on capability.

As well as your base salary, you will receive a bonus based on personal and company performance and a competitive contributory pension scheme where we will double match your contribution to a maximum company contribution of 12%. You will also have access to a number of flexible benefits such as a share incentive plan, salary sacrifice car and technology schemes, support via employee assistance lines and matched charity giving to name a few.

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This role closes on 16th July 2026 at 23:59
, however we encourage candidates to submit your application as early as possible and not wait until the published closing date as this can vary.

We value diversity and are committed to creating an inclusive workplace for all. We welcome applications from all suitably qualified candidates – we make appointments purely on merit, assessed against…