Location
Brixton (SW2 1SB) or Merton Abbey (Colliers Wood) (SW19 2EB), South London region. This is a mobile role covering various Water Treatment Works around Brixton, Streatham, Croydon areas and the Thames Water Ring Main.

Hours
38 hours per week, Monday to Friday, 7:30 am – 3:36 pm plus standby and overtime opportunities, increasing earning potential by approximately £8,000-£10,000 per annum.

Salary
Up to £57,000 per annum, depending on skills and experience.

About the Role
We have an exciting opportunity for an Instrumentation, Control & Automation (ICA) Technician to join our Water Production Operations Team. This vital role involves installation, commissioning, maintenance, and repair of water production assets including level instrumentation, flow meters, and turbidity monitors (TVMs). You will work with SCADA systems, PLCs, and process control networks, ensuring water quality compliance, safety, and operational efficiency. Responsibilities include investigating asset failures, implementing repairs promptly to avoid supply interruptions, providing specialist technical advice, and supporting technical apprentices. You will also maintain the Control & Instrumentation assets across the Thames Water ring main. All PPE, tools, a company van, and fuel are provided.

Benefits
Contributory pension scheme (up to 12% with 2x employee contribution), 26 days annual leave increasing to 30 with service plus bank holidays, performance-related pay plan, generous maternity and paternity leave, health and wellbeing benefits including annual health MOTs, physiotherapy, counselling, Cycle to Work scheme, shopping vouchers, and life assurance.

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 meaningful career opportunities, flexible working arrangements, and a diverse and inclusive workplace. Join us to make a daily difference while protecting water resources for future generations.

Experience
- Proven experience in calibration and maintenance of front-line instrumentation.
- Practical understanding of operational plant and control systems.
- Knowledge and experience with relay logic and PLCs (Rockwell & Allen Bradley), including management and programming.
- Experience with inverter drives and fault-finding from circuit diagrams.
- Ability to investigate asset failures and implement solutions efficiently.

About You
- Problem solver with the ability to identify issues and escalate when necessary.
- Excellent communicator, able to provide technical expertise to internal and external staff and contractors.
- Resilient and adaptable to a changing work environment.
- Able to work independently with minimum supervision.
- Team player who respects others, provides constructive feedback, and supports development.
- IT literate.
- Knowledge and awareness of Health and Safety relevant to the industry.
- Full UK driving licence.

Qualifications
- Ideally qualified to HNC level or NVQ level 3 (or equivalent) in instrumentation, control and automation discipline.
- Preferably holds an 18th Edition (BS7671) qualification.
- Desirable knowledge of Wonderware and ClearSCADA systems.