Location
Brixton - SW2 1SB or Merton Abbey (Colliers Wood) - SW19 2EB, South London region including 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 mobile role involves working on various Water Treatment Works and the Thames Water Ring Main. You will carry out installations, commissioning, maintenance, and repairs of water production assets including level instrumentation, flow meters, and turbidity monitors (TVMs). The role requires working with SCADA systems, PLCs, and process control networks. You will liaise with and supervise contractors and suppliers as needed, investigate asset failures, and implement repairs promptly to avoid interruptions to water supply. Additionally, you will provide specialist technical advice, maintain C&I assets across the Thames Water ring main, and support training for technical apprentices. All necessary 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 paternity and enhanced maternity leave, access to 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 excellent benefits. We value diversity and inclusion and provide support throughout the recruitment process. Join us to make a real difference in water management and sustainability.

Experience
- Practical experience in calibration and maintenance of front-line instrumentation.
- Knowledge and experience working with relay logic and PLCs (Rockwell & Allen Bradley), including management and programming.
- Ability to read and fault-find from circuit diagrams.
- Experience with inverter drives is desirable.
- Good practical understanding of operational plant and control systems.
- Experience with Wonderware and ClearSCADA is desirable.

About you
- Problem solver able to identify issues and implement solutions or escalate as needed.
- Excellent communicator providing technical expertise to internal and external staff and contractors.
- Resilient and adaptable to a constantly changing work environment.
- Able to work with minimum supervision and under own initiative.
- Team player who shows respect, provides helpful feedback, and supports others’ development.
- IT literate.
- Knowledge and awareness of Health and Safety issues 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.