Join Thames Water’s Major Projects Team – Shape the Future of Water and Wastewater Infrastructure

Are you ready to take on one of the most exciting and meaningful engineering challenges in the UK water sector?

We’re searching for a Senior Electrical Engineer to join our Major Projects team — a passionate group delivering some of the largest, most complex, and most high‑profile infrastructure projects anywhere in the industry.

With project values ranging from £30 million to over £200 million, you’ll influence major investment programmes that span the entire project lifecycle — from feasibility through to handover. This is your chance to make a real, tangible impact on our customers, our environment, and the long-term resilience of the water systems millions rely on every day.

What you’ll be doing as a Senior Technical Assurance Electrical Engineer

  • Lead technical assurance across significant capital projects — ensuring delivery on time, within budget, and to the highest quality standards.
  • Shape innovative and resilient solutions that demonstrate strong value for money and improve long‑term performance.
  • Champion our health, safety, and well-being culture
  • Work hand‑in‑hand with contractors and consultants to ensure every project aligns with our technical, environmental, and regulatory expectations.
  • Ensure project outcomes meet the Project Brief, address stakeholder needs, and deliver the optimum Whole Life Cost.

You’ll be part of a collaborative environment that encourages cross-disciplinary working — from engineering to commercial, operational teams, and a broad community of external suppliers and stakeholders.

Location - This role is hybrid, based at Clearwater Court and Mogden Sewage Treatment Works, with travel to project sites as required.

You’ll typically spend 2 to 3 days per week on site as part of a Thames Water technical assurance team working collaboratively with contractors and their designers to support design reviews, assurance activities, and project delivery.

36 hours per week, Monday to Friday.

What you should bring to the role

  • A degree in Electrical Engineering or equivalent experience, ideally within the water or wastewater industry. We also welcome those from other sectors with strong, transferable technical expertise.
  • A genuine commitment to maintaining and promoting Health, Safety and Wellbeing.
  • Proven experience delivering major, technically complex projects across the full project lifecycle.
  • Deep technical knowledge in your discipline, plus experience collaborating across multiple engineering areas.
  • Strong commercial awareness and an understanding of engineering contracts.
  • A mindset aligned with Thames Water’s core values — collaborative, driven, and customer‑focused.
  • Resilience, motivation, and the confidence to deliver safe, high‑quality outcomes under pressure.

What’s in it for you?

  • Competitive salary from £55,000 to £65,000 per annum, depending on skills and experience.
  • 26 days holiday per year, increasing to 30 with the length of service. (Plus bank holidays).
  • Contributory pension – Defined Contribution - Maximum of 12% -2x employee contribution.
  • Personal Medical Assessments – Open to all once a year.
  • Performance-related pay plan directly linked to company performance measures and targets.
  • Wider benefits scheme, including our benefits hub, which is packed full of offers and information to save you money and support your well-being.
  • Opportunities for professional development within a growing team.

Find out more about our benefits and perks (Please note different T&Cs apply if on secondment)

Who are we?

We’re the UK’s largest water and wastewater company, with more than 16 million customers relying on us every day to supply water for their taps and toilets. We want to build a better future for all, helping our customers, communities, people, and the planet to thrive. It’s a big job and we’ve got a long way to go, so we need help from passionate and skilled people, committed to making a difference and getting us to where we want to be in the years and decades to come.

Learn more about our purpose and values

Working at Thames Water

Thames Water is a unique, rewarding, and diverse place to work, where every day you can make a difference, yet no day is the same. As part of our family, you’ll enjoy meaningful career opportunities, flexible working arrangements and excellent benefits.

If you’re looking for a sustainable and successful career where you can make a daily difference to millions of people’s lives while helping to protect the world of water for future generations, we’ll be here to support you every step of the way. Together, we can build a better future for our customers, our region, and our planet.

Real purpose, real support, real opportunities. Come and join the Thames Water family. Why choose us? Learn more.

We’re committed to being a great, diverse, and inclusive place to work. We welcome applications from everyone and want to ensure you feel supported throughout the recruitment process. If you need any adjustments, whether that’s extra time, accessible formats, or anything else just let us know, we’re here to help and support.

When a crisis happens, we all rally around to support our customers. As part of Team Thames, you’ll have the opportunity to sign up to support our customers on the frontline as an ambassador. Full training will be given for what is undoubtedly an incredibly rewarding experience. It’s also a great opportunity to learn more about our business and meet colleagues.

Disclaimer: Due to the high volume of applications we receive, we may close the advert earlier than the advertised date, so we encourage you to apply as soon as possible to avoid disappointment.