112 Water Treatment jobs in the United Kingdom

Job Title:Water Treatment Technician

Location: Central London

Salary: 30,000 to 40,000

About the Role

Our client is seeking a proactive Water Treatment Technician to support the delivery of water hygiene and treatment services across multiple sites in Central London. Reporting to the Water Treatment Consultant, the role involves carrying out routine monitoring, testing, inspections, and maintenance to ensure compliance with water hygiene standards and client requirements. The position will be based from the Head Office with daily travel to various sites.

Key Responsibilities

• Carry out closed circuit sampling, analysis (mini-lab/photometer), and chemical dosing.
• Conduct domestic water sampling, CWST inspections, and softener testing.
• Perform TMV testing and servicing, chlorine dioxide testing, and cooling tower dosing equipment servicing/repairs.
• Undertake sidestream filter inspections and changes.
• Manage transportation of samples to laboratory drop-off points (Moorgate).
• Complete logbook inspections, audits, job sheets, and maintain accurate records.
• Enter laboratory data into Excel trending sheets for analysis.
• Collaborate with site teams and ensure tasks are carried out in line with compliance requirements.

Qualifications:

• NVQ Level 2/3 in Plumbing, Water Treatment, or a related discipline (preferred).
• Legionella awareness training or equivalent (desirable).
• Full UK driving licence (required for site travel).

Experience:

• Previous experience in water treatment, water hygiene, or building services maintenance.
• Strong knowledge of closed system water treatment, domestic water systems, and compliance requirements.
• Ability to complete accurate documentation and maintain site records.
• Good communication and organisational skills, with a willingness to develop further skills in the role.

If you feel this is the position you are looking for, please do not hesitate to apply or contact me on (url removed) or call (phone number removed) for more details.

Alec Lintern

Recruitment Consultant

TDA Telecoms

Water Treatment Field Engineer – London
£30k–£40k DOE

Mon–Fri, 9am–5pm

Permanent

Looking for a role where your skills keep businesses running safely and smoothly?

Join a thriving, well-established company delivering top-tier water hygiene and treatment services across the UK.

You’ll be out in the field, solving problems, protecting public health, and being the go-to expert for our commercial clients.

What you’ll be doing:

• Routine water sampling & temperature checks
li>Closed system analysis & chemical dosing
• Cleaning & disinfection of water systems, tanks & cooling towers
• Installing & maintaining dosing equipment
• TMV servicing & showerhead cleaning
• Producing service reports & ensuring compliance with HSG274 & ACOP L8

You’ll thrive in this role if you are:

< i>A confident communicator & problem-solver who can represent the business with professionalism
• Skilled in report writing & detail-focused
• Experienced in water hygiene/treatment services
• Knowledgeable in current water regs & best practice
• Familiar with closed & open-loop systems
• Holder of a full UK manual driving licence
• Industry qualified (LCA, City & Guilds) – desirable, not essential

What’s in it for you?

• Fully equipped company vehicle + fuel card
• Tools, PPE & uniform provided
• Ongoing training & career development
• 28 days’ annual leave (incl.

Water Treatment Engineer

35,000 - 38,000 + Training + Progression + Van / Fuel Card + Overtime + Local role

Watford (Can be located: North London, Harrow, Enfield, High Wycombe, St Albans, Luton, Hertford, Surrounding areas)

Do you have Water Treatment / Hygiene experience looking to for a Field-based role offering great overtime rates, training and progression to maximise your earnings?

This is a great opportunity to work in a varied multi-sited role for an multi-national company supporting prestige companies throughout the South East.

This company are a leading provider of Environmental services to a variety of blue chip clients. As a result of recent growth and investment they are looking to expand their Water Treatment team.

This is a varied Monday - Friday days based role covering large industrial plants throughout the South East. You will be servicing and repairing Water Treatment, Hygiene and Softener systems.

This role would suit a Water Treatment Engineer looking to develop technically through on the job training and external qualification all whilst covering a Regional patch within high-end facilities.


The role.

• Testing, repairs and maintenance on Water Treatment systems.
• Industrial, Manufacturing and Plant environments.
• Monday - Friday field-based role.

The person.

• Water Treatment experience.
• Looking for field-based role.
• Located in South East.

Water Treatment Engineer

Location: Norwich

Hours of work: 40

Contract Type: Permanent

ISS, a leading provider of facilities services in the UK, is looking for a dedicated Water Treatment Engineer to join our team and play a key role in helping ISS deliver exceptional service performance, empowering our people, and supporting our clients’ purpose.

This is a varied and rewarding role with clear progression opportunities, as well as the benefit of a company van.

Job Description

As a Water Treatment Engineer, you will be responsible for carrying out a wide range of planned maintenance and servicing activities to ensure our clients remain compliant with L8 ACOP legislation.

Working across both commercial and domestic water systems of varying complexity, you'll play a vital role in supporting safe and efficient water hygiene practices.

This role offers the chance to grow within a global organisation that values continuous improvement, high standards, and technical excellence.

If you're looking for a role in a supportive team with the opportunity to make a real impact, we’d love to hear from you.

Key Responsibilities

• Promote and enforce the highest standards of health, safety, and compliance across all activities
li>Carry out inspections, maintenance, testing, and repairs on water systems in line with plumbing codes and manufacturer guidelines
• Complete reactive disinfection procedures and standard PPM monitoring tasks as directed by the CAFM system or management
• Provide accurate certification and detailed reports for all completed tasks and small works
• Advise on service delivery improvements and participate in technical meetings and forums
• Manage time effectively, prioritising tasks and demonstrating urgency where required
• Take ownership of work, maintaining professionalism, integrity, and respect for colleagues and clients

Professional and Personal Competencies/Qualifications

• Relevant plumbing qualification to NVQ/SVQ Level 2 or equivalent, with unvented certification desirable
• Proven experience managing microbiological risks and disinfections in domestic and commercial water systems
• Strong understanding and experience with water regulations and their practical application
• Confident using IT software across various programmes to support work and reporting
• Experience in multi-disciplinary technical environments, including critical environments is preferred
li>Full UK driving licence is essential for travel between sites

The Company

ISS is a world-leading workplace and facility management company, connecting people and places to make the world work better. Working with customers day by day, side by side, we understand every aspect of the user experience.

Through a unique combination of intelligent solutions, high standards and people who care, to help our customers achieve their purpose, whether it’s hospitals healing patients, businesses producing the next great innovation, or airports bringing passengers home to their families. ISS is committed to doing business the right way, taking its corporate responsibility very seriously. Our passion is people.

We offer you a challenging and exciting career in an organisation with people at its heart. In ISS, everyone has the opportunity to develop, grow and make a difference. #ISSGreatPeople #ISSTalent #PeopleMakePlace

ISS is proud to be a diverse and inclusive employer.

ISS welcomes all applicants regardless of age, disability, gender identity or gender reassignment, marital or civil partnership status, pregnancy or maternity, race (which includes race, colour, nationality, ethnic or national origin and caste), religion or belief, sex, sexual orientation or educational background

Our passion for inclusivity and diversity makes ISS a more creative, productive and happy place to work.

• General Electrical duties. Install, Test, Maintain and examination of all current carrying equipment up to 1000v ac, 1200v dc.
• Work on HV systems to 11000v under the direct guidance and supervision of qualified SAP and AP
• Safe working knowledge of company “Permit to work “ system
• Installation of Electrical equipment such as MCC panels, motors, control equipment inc all Electrically operated fixed and portable equipment
• Selection and erection of cable handling systems
• Fault finding on Electrical equipment
• Works can be varied and at times may be required to undertake other duties such as assisting Mechanical or Civils engineering staff
• Responsibility for the use of a company van
• Will work away from home on occasions when travelling is not in the best interest of the company, (this will tend to be Monday – Friday, weekends back home)
• Implement all of the company’s rules or procedures within the Health and Safety Policy that are appropriate to the activities being undertaken.
• Understand and sign onto all CPP/RAMS on Site and follow Safe Systems of Work and Risk Assessments.
• Adhere to all Health and Safety requirements and rules on Site.
• Always think Safety in mind and look after yourself and your colleagues.
• Wear all appropriate PPE.

• Electrical apprenticeship or level 3 Electrical qualification as a minimum
• CSCS JIB Card holder
• Lifting operations qualified (CPCS) (Desirable)
• 2391 Test and Inspection (desirable but not essential)
• First Aid (Desirable)
• Health and Safety trained (IOSH) (Desirable)
• HV Qualified, assessed and trained
• SMSTS qualified (desirable but not essential)

• General Electrical duties. Install, Test, Maintain and examination of all current carrying equipment up to 1000v ac, 1200v dc. 
• Work on HV systems to 11000v under the direct guidance and supervision of ECS qualified SAP and AP 
• Safe working knowledge of ECS “Permit to work “ system 
• Installation of Electrical equipment such as MCC panels, motors, control equipment inc all Electrically operated fixed and portable equipment 
• Selection and erection of cable handling systems 
• Fault finding on Electrical equipment 
• Works can be varied and at times may be required to undertake other duties such as assisting Mechanical  or Civils engineering staff 
• Responsibility for the use of a company van  
• Will work away from home on occasions when travelling is not in the best interest of the company, (this will tend to be Monday – Friday, weekends back home) 
• Implement all of the company’s rules or procedures within the Health and Safety Policy that are appropriate to the activities being undertaken. 
• Understand and sign onto all CPP/RAMS on Site and follow Safe Systems of Work and Risk Assessments. 
• Adhere to all Health and Safety requirements and rules on Site. 
• Always think Safety in mind and look after yourself and your colleagues. 
• Wear all appropriate PPE. 

• Electrical apprenticeship or level 3 Electrical  qualification as a minimum 
• Confined Space trained (Current)  
• CSCS JIB Card holder 
• Lifting operations qualified (CPCS) (Desirable) 
• 2391 Test and Inspection 
• First Aid (Desirable)  
• Health and Safety trained (IOSH) (Desirable)