We are looking for a Water Efficiency & Optimisation Specialist to join Thames Water on a permanent basis.

You will identify, lead and drive the implementation of optimisation and efficiency projects within the Water business unit by collaborating with frontline teams, operational management, and the supply chain. This role involves engaging stakeholders to develop clear delivery plans, resolving blockers, and providing progress updates.

There will be on-site, depot, and office visits to drive efficiencies; therefore, there is a level of flexibility required to manage workflow across the Thames Water estate.

What you will be doing as a Water Efficiency & Optimisation Specialist:

  • Maintain a strong focus on Health & Safety for yourself and others, ensuring it is embedded in all activities and reporting any risks or concerns promptly.
  • Plan, manage, and deliver projects by defining scope, objectives, timelines, resources, and key deliverables.
  • Provide consistent updates on progress, including milestones achieved, challenges encountered, and upcoming actions.
  • Follow agreed governance processes, proactively managing risks and working closely with PMO to ensure effective delivery.
  • Identify, assess, and mitigate potential risks to support successful project outcomes.
  • Collaborate with stakeholders to develop and execute plans, ensuring alignment and engagement throughout.
  • Source, analyse, and validate data from systems such as SCADA, GIS, Salesforce, and SAP to support decision-making.
  • Develop and maintain dashboards and reports to track KPIs and measure efficiency improvements.
  • Present insights clearly to stakeholders, enabling informed and strategic decisions.
  • Capture and report benefits using the agreed efficiency model, ensuring alignment with finance approvals.
  • Remain commercially aware, ensuring all work delivers value and supports organisational goals.
  • Engage regularly with field teams to promote a culture of efficiency, capturing ideas and sharing outcomes.

What should you bring to the team

  • Proactive and driven, with a strong ability to move projects forward and deliver results
  • Highly effective at stakeholder engagement, building and maintaining strong working relationships
  • Proven track record of delivery within operational environments, with a solid understanding of Water Operations
  • Strong analytical and problem-solving skills, with the ability to interpret and apply data insights
  • Collaborative team player who engages effectively to achieve shared goals
  • Proficient in Microsoft Office 365 applications
  • Hold a full UK, clean driving licence

What’s in it for you?

  • Competitive salary up to £45,000 per annum, depending on previous experience.
  • Car allowance on top of your basic salary!
  • Annual Leave: 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.
  • Wider benefits scheme including our benefits hub, which is packed full of offers and information to save you money and support your wellbeing.
  • Generous Paternity Leave, including 4 weeks paid and an optional 2 weeks unpaid.
  • Enhanced Maternity Leave, 26 weeks full pay and 13 weeks half pay.
  • Ongoing performance development reviews to help you be your best and identify growth opportunities.

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.