Process Technician

Thames Water · Elmbridge

Advertised on Thames Water. We've listed it here so your search is complete — applications are handled on their site.

Environmental SciencesOther Employment OpportunityOn-siteFull-timeOther Employment Opportunity

We have a great opportunity for a Process Technician to join our team at Esher Sewage Treatment Works. You do not need a background in the waste or water industry. We would welcome applications from candidates outside of the sector, bringing fresh perspectives and ideas.

This role is an essential front-line role, which the business simply cannot operate without you. Every day is different; you will be working in all weather conditions carrying out a range of tasks across multiple sites to ensure the essential functions of our sewage treatment works operate to maintain the supply to our customers and protect the environment. Planned preventative maintenance of equipment to support the operation of the plant.

There has never been a better time to join our organisation as we build towards a greener future, tackling climate change, minimising our environmental impact and reducing our carbon footprint.

What you’ll be doing as the Process Technician

  • Carrying out scheduled planned maintenance work on plant and equipment in compliance with company standards and procedures to improve plant resilience.
  • Operating and cleaning plant and equipment to ensure on-site operational and health and safety standards are maintained.
  • Attending reactive jobs following plant and equipment failure.
  • Keeping sites clean and tidy and undertaking safety and security checks.
  • Carrying out daily site checks to ensure compliant operation.

Base Location: Esher STW, Farm Road, Esher, KT10 8AU.

Working Pattern: 38 Hours per week, Monday – Friday, plus Standby rota payments & overtime opportunities can increase your earning potential upon completion of essential company training.

Due to the nature of this role you must hold a full UK drivers Licence.

Equipment: All PPE, tools, a company van and a fuel card are provided.

What you should bring to the role

To thrive in this role, the essential criteria you’ll need is:

  • Be a self-motivated individual who can immerse themselves into the team around them, you need to be very disciplined have the desire to learn from those around you and have a can-do attitude. This role can be demanding at times but very rewarding too.
  • Take Ownership of responding quickly to faults, being curious to fully understand the problem, and identifying the best solution to resolve it the first time.
  • Have excellent communication and interpersonal skills, to interact with the team.
  • Teamwork – We are one team, and our end goals are the same.
  • Proactive – take the lead on recommendations and improvements around the site and communicate effectively.
  • Must be prepared to be trained in safety procedures.
  • Knowledge and awareness of health and safety standards.
  • Full UK driver's licence.

What’s in it for you?

  • Competitive salary starting From £29,349 per annum depending on skills and experience.
  • 24 days holiday per year increasing to 28 days 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.
  • Generous Pension Scheme through AON.
  • 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!
  • Wider benefits scheme including our benefits hub, which is packed full of offers and information to save you money and support your wellbeing.

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.

The essentials

Hours, commitment and the dates that matter.

Posted 10 Oct 2026
Apply by 23 Oct 2026

Where you'd be based

KT10 8AU

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