Service Engineer - Water Hygiene & Water Treatment

Position: Service Engineer - Water Hygiene & Water Treatment (Permanent)
Location: Arborfield Garrison

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

Join a Growing Company

We're supporting a well‑established technical services organisation in the water treatment & water hygiene sector, who are expanding their 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'll be joining a supportive, highly skilled team where no two days are the same, with excellent training and progression opportunities available.

The Role

You'll 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 reduced useage outlets
Shower head 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 HSG
274, 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

Interested?

Apply now with your CV, or contact us for a confidential discussion.

Should you require any support or assistance, please contact your local Gi Group office.

Gi Group Holdings Recruitment Limited are proud founding members of Menopause in business, pledge members for Neurodiversity in business, Disability committed members, Silver status pledge members for the Armed Forces Covenant, and Bronze trail blazers for Racial Equality matters.

Gi Group Holdings Recruitment Limited group of companies includes Gi Recruitment Limited, Draefern Limited, Gi Group Recruitment Ltd, INTOO (UK) Limited, Marks Sattin (UK) Limited, TACK TMI UK Limited, Grafton Professional Staffing Limited, Encore Personnel Services, Gi Group Ireland Limited and Kelly Services (UK) Ltd. Gi Group Ireland Limited are acting as an Employment Agency in relation to this role.

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