Water Efficiency & Optimisation Specialist

Hybrid – Ashford Common (WTW) – TW15 1RU, Hybrid – Brixton (WTW), Hybrid – Coppermills (WTW) – E17 7HE, Hybrid – Darenth (WTW) – DA2 7SR, Hybrid – Deephams (STW) – N9 0BA, Hybrid – Farmoor (WTW), Hybrid – Fobney (WTW) – RG2 0SF, Hybrid – Grafton Crescent (Kentish Town) – NW1 8SL, Hybrid – Kidlington – OX5 1QT

Job title: Water Efficiency & Optimisation Specialist (Ref 45101)
Division: Asset Operations & Capital Delivery
Contract: Permanent, Full-time (36 hours per week)
Salary: up to £45,000 per annum, plus car allowance
Job grade B
Closing date: 01/05/2026

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, a level of flexibility is 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 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.

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.