System Optimisation Data Analyst

Job title System Optimisation Data Analyst Ref 42868 Division Asset Operations & Capital Delivery Location Hybrid - Deephams (STW) - N9 0BA Contract type Permanent Full/Part-time Full-time Salary This role will be paid from £35,000 up to £40,000 per annum, depending on skills and experience. Job grade B Closing date 10/11/2025

In this role, you’ll play a key part in supporting the System Optimisation Team, helping ensure Thames Water delivers safe, reliable and high-quality water services to our customers. You’ll work closely with operational, engineering and leakage teams to monitor, analyse and optimise the performance of the clean water network — keeping it stable and resilient, even in emergency situations.

What you’ll be doing as a System Optimisation Data Analyst

• Monitoring, investigating and resolving pressure issues, customer complaints and critical alarms.
• Supporting the System Optimisation Engineer during planned and unplanned operational events.
• Analysing network performance data and identifying solutions to maintain system stability.
• Coordinating logging of pressure-managed areas and ensuring data accuracy.
• Supporting risk assessments and operational planning to minimise customer impact.
• Contributing to wider strategies for managing pressures, flows, reservoir levels and pumping regimes.
• Ensuring all operations follow approved Asset Management Procedures.

What you should bring to the role

• Proven experience working with data — strong analytical skills are essential.
• An engineering degree or similar technical background would be a strong advantage.
• Ability to problem-solve and communicate clearly with multiple stakeholders.
• Willingness to learn and work in a fast-paced operational environment.
• A full UK driving licence and access to a vehicle are desirable. (but not essential).
• Knowledge of GIS mapping software or hydraulic modelling is a plus.

What’s in it for you?

• This role will be paid from £35,000 up to £40,000 per annum, depending on skills and experience.
• Annual leave: 26 days holiday per year, increasing to 30 with the length of service. (plus bank holidays)
• Performance-related pay plan directly linked to company performance measures and targets.
• Generous Pension Scheme through AON.
• Access to lots of benefits to help you take care of yourself and your family’s health and wellbeing, and your finances – from annual health MOTs and access to physiotherapy and counselling, to Cycle to Work schemes, shopping vouchers and life assurance.

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.

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.

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