Water Treatment and Hygiene Engineer
CV-LibraryLondonpermanentPosted: 30 June 2026
Apply NowWater Treatment and Hygiene Engineer
The Company
DSW is a family-owned and run water treatment and engineering company, based in Lingfield, Surrey. The company has over 25 full-time staff and continues to grow. In a fast-changing industry, DSW are proud to remain 100% independent. Due to the sustained growth and expansion of the business, DSW are now looking to welcome a water hygiene and treatment technician to learn new skills, support these divisions and develop with the company.
Essential requirements
Must have qualifications, competency or experience in:
* Temperature monitoring to Acop L8 and HSG 274 including outlets, tanks and calorifiers (High)
* Water sampling – bacteriological sampling including Legionella.
* Water hygiene PPM tasks - ACOP L8 and HSG 274
* CWST cleaning and disinfection
* TMV servicing and disinfection
* Chlorination/disinfection (pull throughs) using tanks
Not essential but advantageous:
* Flushing of closed loop systems
* Calorifier, drain, inspect, clean, and disinfection
* Closed system on site analysis
* Basic monitoring checks of chemical treatment plants for domestic systems, cooling towers and or swimming pool.
* Equipment servicing including dosing plant, softeners, CL02 systems etc.
* Closed system balance flushing, monitoring and dosing
* Cooling tower ppm visits
* Healthcare sampling
* Basic plumbing skills to complete small pipework remedials / legionella plumbing
* Legionella risk assessment experience
* G3 unvented hot water storage systems certification
Experience
* 2 Years minimum experience
* Mainly London and Home Counties
* Driving Licence essential.
Benefits
* Salary - £30K to £36K depending on experience and skill set.
* Company van and phone provided.
* 25 days annual leave + 8 Bank Holidays.
* Additional 1 day for every 2 years of service up to a maximum of 28 days.
* Company pension.
* Employee of the month scheme.
* Up to two external industry accredited training courses a year.
* Guaranteed annual training and development plan. 2 external courses paid for by DSW, 4 internal courses delivered by a division manager
The Company
DSW is a family-owned and run water treatment and engineering company, based in Lingfield, Surrey. The company has over 25 full-time staff and continues to grow. In a fast-changing industry, DSW are proud to remain 100% independent. Due to the sustained growth and expansion of the business, DSW are now looking to welcome a water hygiene and treatment technician to learn new skills, support these divisions and develop with the company.
Essential requirements
Must have qualifications, competency or experience in:
* Temperature monitoring to Acop L8 and HSG 274 including outlets, tanks and calorifiers (High)
* Water sampling – bacteriological sampling including Legionella.
* Water hygiene PPM tasks - ACOP L8 and HSG 274
* CWST cleaning and disinfection
* TMV servicing and disinfection
* Chlorination/disinfection (pull throughs) using tanks
Not essential but advantageous:
* Flushing of closed loop systems
* Calorifier, drain, inspect, clean, and disinfection
* Closed system on site analysis
* Basic monitoring checks of chemical treatment plants for domestic systems, cooling towers and or swimming pool.
* Equipment servicing including dosing plant, softeners, CL02 systems etc.
* Closed system balance flushing, monitoring and dosing
* Cooling tower ppm visits
* Healthcare sampling
* Basic plumbing skills to complete small pipework remedials / legionella plumbing
* Legionella risk assessment experience
* G3 unvented hot water storage systems certification
Experience
* 2 Years minimum experience
* Mainly London and Home Counties
* Driving Licence essential.
Benefits
* Salary - £30K to £36K depending on experience and skill set.
* Company van and phone provided.
* 25 days annual leave + 8 Bank Holidays.
* Additional 1 day for every 2 years of service up to a maximum of 28 days.
* Company pension.
* Employee of the month scheme.
* Up to two external industry accredited training courses a year.
* Guaranteed annual training and development plan. 2 external courses paid for by DSW, 4 internal courses delivered by a division manager