Design & Assurance Manager

About the role

At National Grid, we keep people connected and society moving. National Grid supplies us with the environment to make it happen. As we generate momentum in the energy transition for all, we don’t plan on leaving any of our customers in the dark. Join us as a Design and Assurance Manager and find your superpower.

National Grid is hiring a Design and Assurance Manager to assist with projects relating to the lifetime strategy of the IFA Connector. As a Design and Assurance Manager, you will play a key part of the Interconnector Construction Directorate where you will be responsible for the detailed design and development of all Capex projects. You will be critical to setting up all construction activities for success by ensuring development activities are delivered to cost and to programme while making sure safety by design is considered at all stages. The role is hybrid so you can enjoy working from home and our office based in Warwick.

What you’ll do

• Responsible for delivery of the early project lifecycle up to handover to construction including all pre-construction project development activities.
• Drive a safety culture to achieve and uphold the highest levels of Health & Safety, actively embedding Safety by Design into our engineering solution.
• Responsible for the detailed design for all projects and managing the delivery of consistent design contract management.
• Setup the Team to ensure they are ready for the delivery stage of projects, aligning resources, functions and system availability.
• Drive lessons learnt and seek opportunities to enhance our processes, ensuring lessons are learned and embedded in future projects.
• Engage with the supply chain to achieve deliverables, challenging the status quo and seeking opportunities to improve resilience.
• Provide appropriate level of technical and commercial challenge ensuring that projects are developed in line with Business requirements.
• Engage with various stakeholders to ensure project alignment and successful delivery.
• Responsible for cost, time and scope of all projects in the early project lifecycle.

What you’ll need

• Experience of managing work and demonstration of successfully co‑ordinating activities across a portfolio of projects.
• Accomplished knowledge and application of CDM, Safety and Environmental Regulations.
• Knowledge of the Electricity Transmission System.
• Finance and cost control management experience on complex, high value projects.
• Experience in contracting strategies and procurement seeing contracts through the end‑to‑end project life cycle.
• Project Management Skills and the ability to develop, plan and integrate projects to optimise cost, dependencies, risk management and project benefits.
• Ability to analyse data and make informed decisions.
• Expert at engaging stakeholders and working collaboratively to remove blockers.
• Experienced at developing teams and delivering high quality results.
• Proven experience in Developing Construction Projects in a HV Environment.

What you’ll get

A competitive salary between £70,000 - £85,000 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.

About us

National Grid is pioneering ways to decarbonise the energy system; from building interconnectors to allow the UK to share clean energy with our neighbours in Europe, to investing in renewable energy generation in the United States. As one of the largest investor‑owned energy companies in the world, National Grid is at the centre of a clean, fair and affordable energy future, where tackling climate change and reaching net zero is a key priority.

This role closes on 12th February 2026 at 23:59, however we encourage candidates to submit their application as early as possible and not wait until the published closing date as this can vary.

At National Grid, we work towards the highest standards in everything we do, including how we support, value and develop our people. Our aim is to encourage and support employees to thrive and be the best they can be. We celebrate the difference people can bring into our organisation, and welcome and encourage applicants with diverse experiences and backgrounds, and offer flexible and tailored support, at home and in the office.

National Grid is unable to offer sponsorship for employment under the UK points‑based immigration system. As such, applicants must have the legal right to work in the UK without requiring sponsorship now or in the future under the UK points‑based immigration system. However, in exceptional circumstances where there is a clear and demonstrable need for specialist skills that cannot be sourced from the local labour market, National Grid may consider offering sponsorship.

All applications are welcome from candidates who meet these requirements, regardless of race, nationality, or ethnic origin. Our goal is to drive, develop and operate our business in a way that results in a more inclusive culture. All employment is decided on the basis of qualifications, the innovation that comes with having diverse teams and business need. We are committed to building a workforce that is representative of the communities we serve and provide a working environment where everyone feels valued, respected, fairly treated, and able to reach their full potential.