Southern Water
Private UK utility supplying drinking water and treating wastewater across southern England.
ICA Technician
Maintain and improve ICA control systems across multiple fresh water sites.
Job Highlights
About the Role
As a member of the Fresh Water Team you will maintain and improve ICA control systems across several locations, ensuring compliance, reliability and efficiency while supporting continuous improvement initiatives. The role involves planned, reactive and proactive maintenance, fault finding, calibration, testing, investigation and programming of telemetry, instrumentation, analysers, MCC/LVA, dosing equipment and automation systems. • Perform planned, reactive and proactive maintenance, fault finding, calibration, testing, investigation and programming on telemetry, instrumentation, analysers, MCC/LVA, dosing and automation equipment. • Diagnose and resolve control system faults on PLCs (Rockwell, Mitsubishi and other package plant types) and manage PLC software backups and change control. • Maintain HMI and SCADA system backups, modifications and configure site control networks (Ethernet, DH+, Profibus, Profinet, RS232) including managed switches. • Conduct instrument calibration to Southern Water standards and national standards (HACCP, MCerts) to ensure reliability and accuracy. • Respond to faults and alarms from the Regional Control Centre and conduct investigative work at fresh water plants. • Produce accurate documentation for internal change control and implement system modifications from operational requests. • Gather evidence for root cause analysis and implement corrective actions. • Coach and train team members to develop their technical skills.
Key Responsibilities
- ▸plc diagnostics
- ▸scada maintenance
- ▸instrument calibration
- ▸network configuration
- ▸fault response
- ▸change control
What You Bring
• Travel across multiple sites using a company van; hold a full UK driving licence. • Hold NVQ Level 3 in Electrical or Electronic Engineering (or time‑served apprenticeship) and ONC/HNC in Instrumentation, Electronics or Control. • Demonstrate strong problem‑solving and fault‑finding abilities; experience with PLC programming and SCADA systems. • Desirable experience in process‑oriented industries such as water, petrochemical or manufacturing.
Requirements
- ▸driving licence
- ▸nvq 3
- ▸onc/hnc
- ▸plc programming
- ▸scada
- ▸problem solving
Benefits
The position closes on 26 September 2025 and is based in Chatham, Kent, with negotiable geography and travel to multiple sites. It is a permanent full‑time role (38 hours per week) with a salary ranging from £37,260 to £53,820 depending on experience, plus overtime and on‑call payments. Benefits include a company van for business use, a fuel card, a health‑care cash plan, and pension contributions of up to 11 %. Southern Water is investing £7.8 billion in its 2025‑30 plan to enhance resilience, sustainability and service excellence across Britain’s water industry. The company values diverse perspectives, encourages personal growth, and offers monitored career paths, training and development opportunities. • Salary £37,260‑£53,820 per annum plus overtime/on‑call; company van with fuel card; health‑care cash plan; pension contributions up to 11 %.
Work Environment
Field