Service Engineer - Water Hygiene & Water Treatment
Location: Field-based (South UK)
Salary: Competitive + OT + Company Vehicle
Employment Type: Full-time, Permanent
Industry: Water Hygiene / Water Treatment
We’re supporting a well‑established technical services organisation in the water treatment & water hygiene sector, which is expanding its engineering team due to continued growth. This is an exciting opportunity for an experienced Service Engineer looking to develop their skills across a wide range of commercial and industrial water systems. You will be joining a supportive, highly skilled team where no two days are the same, with excellent training and progression opportunities available.
The Role
You will carry out a variety of water hygiene and water treatment tasks across client sites. Typical duties include:
Water Hygiene & Monitoring
* Monthly temperature monitoring at sentinel outlets and calorifier flow/return
* Weekly flushing of little‑used outlets
* Showerhead and hose descale & disinfection
System Servicing & Compliance
* TMV servicing (6‑monthly and annual)
* Expansion vessel purging
* Cold‑water storage tank inspections (cleanliness, integrity, vermin screens, supports)
* Calorifier inspections, blowdowns & borescope checks
* Water softener servicing
* Cleaning & disinfection of tanks, pipework, and associated services
Water Treatment
* Cooling towers, closed systems & boiler checks (weekly/monthly/quarterly/annual)
* Sampling: Legionella, TVC, and closed systems
* Chemical dosing, calibration & equipment checks
* RO system maintenance
* Filtration system replacement/backwashing
* UV system cleaning and lamp replacement
Remedials & Additional Tasks
* Dead‑leg removal
* Equipment installation
* Tank compliance upgrades
* Chemical dosing via pot or pump, with interpretation of water results
What We're Looking For
Essential
* Proven experience in water hygiene and/or water treatment
* Ability to demonstrate competency in some or all of the technical duties listed above
* Ability to interpret test results and dose closed systems appropriately
* Strong communication and reporting skills
* Valid UK driving licence – maximum of 6 points
Desirable
* Knowledge of HSG274, ACOP L8, and BG50
* Plumbing or electrical experience
* Experience using test kits for cooling towers, boilers, and closed systems
* RO, UV, chemical dosing, or filtration system experience
Qualifications
No mandatory qualifications required – plumbing or electrical qualifications are an advantage.
Why Apply?
* Company vehicle & fuel card
* Overtime available (including weekend rota)
* Training and development through a dedicated technical academy
* Long‑term progression opportunities
* Supportive, friendly engineering team
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