Operational Data Analyst

Thames Water Utilities Limited; England; Hybrid; GBP 43,000 - 45,000; Full time

Job summary

Thames Water Utilities Limited is seeking an Operational Data Analyst to turn complex data into clear insights that drive decisions across asset operations and capital delivery. You will work with SQL, Power BI, and Python, transforming data from environmental, survey, and operational sources into actionable reports and dashboards.

You will collaborate with stakeholders to design, build, and maintain reporting, while ensuring data quality and GDPR compliance.

Qualifications

• Experience with SQL-based data processing and data modelling.
• Experience with Python or R for data manipulation and scripting.
• Experience with dashboarding tools like Power BI or Tableau.
• Experience using data analytics to support business decisions and stakeholder engagement.

Responsibilities

• Work with large datasets from internal and external sources including environmental and operational data.
• Design and query databases; perform data transformations and collaborate to improve processes.
• Develop and maintain reports and dashboards for stakeholders across the business.
• Act as a data liaison, communicating insights to non-technical colleagues.

Skills

SQL

Power BI

Python

Data analysis

Stakeholder engagement

GDPR compliance

Education

Maths/Science degree (adv)

Tools

Power BI

Tableau

Azure

Job description

Job title Operational Data Analyst Ref 46127 Division Asset Operations & Capital Delivery Location Hybrid - Kemble Court - RG2 6AD Contract type Permanent Full/Part-time Full-time Salary Competitive salary between £42,900 to £45,000 per annum, depending on skills & experience. Job grade B Closing date 05/11/2026

Step into a role where your data skills shape decisions that impact millions. We’re looking for a Data Analyst who’s ready to dive into new tools, smarter technologies, and fresh ways of working as we tackle today’s challenges and prepare for tomorrow. From SQL to Power BI to Python, you’ll turn complex data into clear insight that drives real change across above ground operations.

What you’ll be doing as a Data Analyst:

• Working with large data sets drawn from a wide variety of internal and external sources, including environmental data, survey feedback and operational data.
• Design and interrogation of databases; carrying out data transformations and liaising with the business to improve our ways of working.
• Supporting the business and working with stakeholders to design, build, and maintain a range of reports.
• Becoming a key point of contact, collaborating with colleagues, and engaging with stakeholders to further our objectives. You will inform colleagues of operational decisions.
• Maintaining data quality and ensuring data is secure and properly utilised in line with the GDPR.
• Bridge the gap between the business and data, using analytical thinking to solve business problems to generate value, presented through clear presentations and insight.

Location: Hybrid - Kemble Court – RG2 6AD

Working pattern: 36 Hours Monday – Friday (1 day a week in the office every Tuesday)

What you should bring to the role

• A positive, curious mindset and a natural interest in solving problems with data.
• Experience working with large datasets, databases or reporting, or a strong understanding of how operational data works and the confidence to pick things up quickly.
• A willingness and ability to learn new tools and techniques as you go.
• Experience with some form of query language like TSQL or ANSI SQL
• Experience with some form of scripting language, like Python or R, Microsoft Azure services or Microsoft Office is an advantage.
• Experience with a dashboarding software like Power BI or Tableau.
• The ability to explain complex information in a clear, engaging way to different people.
• A degree (or equivalent experience) in an analytical subject such as Science, Maths or Geography is an advantage but not essential.
• Experience using your analytical skills in a business setting and the confidence to work with and support stakeholders.

What’s in it for you?

• Competitive salary between £42,900 to £45,000 per annum, depending on skills & experience.
• Annual Leave 26 days per year, increasing to 30 with 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 you 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.

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.

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.