This vacancy is now closed


We're excited to announce that we're looking for an experienced Process Engineer to join our Operational Projects and Logistics (OPAL) team. As part of the Thames Waters Turnaround plan, you'll play a critical role in driving process improvement and ensuring asset availability.

In this role, you'll be responsible for supporting CMP Asset Integrity, OPAL, and Operations teams during on-site issues to maximize process and asset availability, reduce additional costs and process risk, and ensure that reception and import centres remain operational.

If you're a Process Engineer looking to make an impact and drive real change, we encourage you to apply. Let's work together to maximize our process and asset availability and meet our goals.

What you’ll be doing as a Process Engineer

  • As the Process Engineer, you will provide technical support at our sewage treatment sites in either the Home Counties or Thames Valley areas, supporting the OPAL and Operations teams to deliver process performance and asset availability and resilience.
  • Areas of focus include asset availability, process security, power generation, energy consumption, chemical usage, sludge dewatering, temporary and/or permanent solutions, availability of import and reception centres, return to operation with minimal impact to the business and compiling cost of failure, RTO and timescales and lessons learnt data.
  • You will use your understanding of the sewage treatment process to minimise the cost of treatment while protecting compliance with discharge permits.
  • You will be exposed to a variety of sites and projects, directly contributing to their success by assisting in their return to operation and potential design, commissioning, and integration and/or temporary/permanent solutions.
  • Your day-to-day input will directly contribute to the wastewater operational Wastewater strategic goals of reducing waste and improving operational efficiency.
  • You will use your technical expertise to influence and advise operational and project teams, as well as procurement and other commercial departments.

Base locations can be flexible in Thames Valley and Home Counties areas. These are mainly site-based roles, with travel across our operational areas.

36 hours a week, Monday to Friday.

The successful candidate must have access to a car and hold a driver’s licence.

What you should bring to the role 

  • You will have experience in a relevant science or engineering discipline: Mechanical, Chemical, Environmental or Wastewater.
  • Wastewater experience preferred.
  • It is essential that you are confident in communicating professionally both verbally and in writing; have strong influencing skills and be able to build healthy working relationships quickly.
  • Process investigation/recovery/mitigation/Impact Assessment.
  • Work with or for frontline Operations in an industrial process setting.
  • Stakeholder management, influencing and communication.

What’s in it for you?

  • Competitive salary up to £50,000 per annum.
  • Car Allowance of £4,500 per annum.
  • 26 days annual leave 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.

Who are we?

At Thames Water, our purpose is crystal clear - to deliver life’s essential service so our customers, communities and planet can thrive.

Water is life’s great leveller. Every living thing needs it, every single day. From people to plants, birds to bees, farms to factories, we all need it to thrive, and we’re committed to taking care of it.

But keeping water flowing is becoming harder. From scorching summers to wetter winters, extreme weather affects everything from our pipes to our local rivers. We need to keep millions more kettles boiling, public services operating, washing machines spinning, showers running and more, so every drop is more precious than ever. Are you ready to play your part? 

Working at Thames Water

At Thames Water, we recognise that people are at the heart of our business. To help us succeed in providing life's essential service, we need a range of skills and capabilities, representative of society throughout our business. 

We seek to attract and retain a cultural mix of people who can offer different but complementary attitudes, values, talents, and knowledge. We understand the importance of appreciating and harnessing the unique skills, experiences, backgrounds, and differences that each individual brings.

Our over-arching diversity and inclusion aim is to ensure Thames Water is a diverse and inclusive great place to work. We encourage applications from everyone and offer extra support for those who need it throughout the recruitment process.

Find out more about working at Thames Water.

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, meet colleagues and earn some extra money along the way.

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.