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Permanent

Water Treatment Engineer

HAMILTON ROWE RECRUITMENT SERVICES LTD
Canary Wharf
money-bag £45000/annum £45,000
Posted: 09 October 2026 (Today)
Closing date: 08 November 2026
Ref: 225707253

Water Treatment Engineer
East London 
Up to £45,000 per annum

We’re recruiting for a Water Treatment Engineer to join a leading building services provider at a prestigious commercial office building in East London. This is an excellent opportunity for an experienced engineer looking for a stable, Monday-to-Friday role within a well-established organisation, with ongoing development and opportunities for career progression.

Role Overview As a Water Treatment Engineer, you’ll take responsibility for the day-to-day operation, maintenance and compliance of the building’s water systems, with a particular focus on cooling towers and closed-loop systems. You’ll ensure all water treatment processes are carried out safely, efficiently and in line with relevant legislation and water hygiene standards.

Key Responsibilities

  • Managing water treatment systems, including cooling towers and closed-loop systems.
  • Carrying out routine water sampling, testing and monitoring.
  • Implementing water treatment programmes to prevent scaling, corrosion and bacterial growth.
  • Inspecting, cleaning and maintaining cooling towers.
  • Monitoring chemical dosing systems and maintaining water quality.
  • Identifying and resolving water treatment issues.
  • Ensuring compliance with ACOP L8, HSG274 and relevant Legionella control requirements.
  • Maintaining accurate records of water testing, maintenance and compliance activities.
  • Producing reports and providing updates to site management.
Requirements
  • Previous experience in water treatment, particularly working with cooling towers.
  • Good knowledge of closed-loop systems and Legionella control.
  • Relevant water treatment qualifications, such as City & Guilds, NVQ or equivalent.
  • Understanding of ACOP L8, HSG274 and water hygiene legislation.
  • Strong fault-finding and problem-solving skills.
  • Good organisational, record-keeping and reporting abilities.
  • Ability to work independently and as part of a team.
Salary & Benefits
  • Up to £45,000 per annum.
  • Monday to Friday, 8am–5pm.
  • Prestigious commercial site in East London.
  • Permanent position with a well-established building services provider.
  • Long-term job security.
  • Ongoing training and development.
  • Opportunities for internal career progression.
If you’re an experienced Water Treatment Engineer looking for your next opportunity within a prestigious commercial environment, apply today!

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