Posted 21 July, 2026
Water Treatment and Hygiene Engineer
DSW Water Treatment & Engineering Limited
EC1, ENG, GB
Full Time
Job Description
Water 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
