Location
Chertsey Sewage Treatment Works, Chertsey, KT16 0AR

Hours
Full Time (hours not specified)

Salary
Up to £34,000 per annum depending on skills and experience

About the Role
We have a great opportunity for a Thermal Hydrolysis Plant (THP) Technician to join the thermal hydrolysis process team at Chertsey Sewage Treatment Works. This role is key to the site’s day-to-day operation and plays a crucial part in maximising green power generation using THP, Combined Heat and Power (CHP), and Boiler plant on site. Your responsibilities will include gathering samples and carrying out laboratory analysis, performing visual inspections of key areas, checking and calibrating in-line monitors, and monitoring, interpreting, collating, and reporting analysis data to ensure correct process operation and compliance with statutory and regulatory Thames Water requirements. You will operate plant and equipment to ensure continuous operation of THP and associated plants, take deliveries, and undertake safety, security, and housekeeping checks. You will also take personal responsibility for your own health and safety and that of your colleagues.

What’s in it for you?
Tools and PPE provided
Full training package including BOAS, permit to work, forklift, chemical delivery, working at height, overhead crane, and operation shadowing
24 days annual leave, increasing to 28 with length of service, plus bank holidays
Performance-related pay linked to company targets
Generous pension scheme through AON
Generous paternity leave (4 weeks paid, 2 weeks unpaid optional)
Enhanced maternity leave (26 weeks full pay, 13 weeks half pay)
Access to health and wellbeing benefits including annual health MOTs, physiotherapy, counselling, Cycle to Work scheme, shopping vouchers, and life assurance
Opportunity to join Team Thames as a customer support ambassador with full training provided

About Thames Water
We are the UK’s largest water and wastewater company, serving over 16 million customers. We are committed to building a better future for our customers, communities, people, and the planet. Thames Water offers a unique, rewarding, and diverse workplace with meaningful career opportunities, flexible working arrangements, and excellent benefits. Join us to make a daily difference while helping protect water resources for future generations.

Experience
Confidence, flexibility, initiative, problem-solving skills, and ability to work with your hands are essential. Knowledge of process industry plant such as pumps, centrifuges, and boilers, including combustion, steam generation, and heat transfer, is advantageous but not required. Previous SCADA experience is beneficial but not essential as full training will be provided.

About you
You should be willing and eager to learn, flexible, and able to work well both independently and as part of a team. Basic IT proficiency for operational tasks and record-keeping is required. A full, valid UK driving licence is essential to travel across Thames Water sites.

Qualifications
No specific qualifications are required; however, full training will be provided for BOAS, permit to work, forklift operation, chemical delivery, working at height, overhead crane operation, and process shadowing.