134 Water Treatment jobs in the United Kingdom

Water Treatment Engineer / Project Engineer

Covering Southeast region – Kent, Central London, Hertfordshire

£35k-£42k DOE

Monday – Friday

Are you a detail-oriented and driven professional with expertise in water treatment and Legionella risk assessments ? My client is seeking a Project Engineer to join their expanding team, focusing on pre-mobilisation, design coordination, and project delivery.

As a Water Treatment Engineer, you will be:

• Attending site visits across the UK.
li>Conducting comprehensive Legionella risk assessments compliant with ACoP L8, HSG274, and British Standards.
• Producing clear, accurate reports with actionable recommendations for clients.
• Developing and maintain tailored water system control schemes.
• Performing routine water monitoring and sampling, including temperature checks, dip slides, pH, and conductivity.
• Executing chlorination, disinfection, and minor plumbing remedial works in accordance with BS 8558.
• Analysing and dose closed water systems as required.
• Liaising professionally with clients, providing compliance updates and technical advice.
• Maintaining detailed service records and logbooks, ensuring compliance with contractual and legislative requirements.
• Identifying opportunities to improve water system safety and efficiency.
• Any other duties required.

Skills & Qualifications required:

• City & Guilds or equivalent qualification in Water Treatment, Plumbing, Mechanical Engineering, or Environmental Science.
• Accredited Legionella Risk Assessment qualification (e.g., City & Guilds).
• Full UK driving licence.
• Previous experience in water treatment and hygiene services.
• Proven expertise conducting Legionella Risk Assessments following ACoP L8 and HSG274 guidelines.
• Experience in routine water system monitoring, cleaning, disinfection, and sampling.
• Comfortable working across healthcare, education, commercial, and industrial environments.
• Strong knowledge of Water Supply (Water Fittings) Regulations, ACoP L8, HSG274, and BS 8558.
• Understanding of closed system treatment and basic Building Management Systems (BMS).

Personality & Attributes:

• Excellent written and verbal communication skills.
• Meticulous attention to detail and accuracy in reporting.
• Ability to work independently and collaboratively.
• Proficient with handheld monitoring and testing equipment.
• Professional, reliable, adaptable, with strong problem-solving skills.
• Health & safety conscious.

Benefits

• Ongoing career development with opportunities to grow within our rapidly expanding company.
• Company pension scheme.
• Apple IT equipment.
• Training and development opportunities.
• 21 days holiday plus bank holidays.

If you believe you meet the above criteria, please apply for immediate consideration!

This role is being handled by Bradley Briggs, Manufacturing, Engineering & Technical Specialist at Pearson Whiffin Recruitment

Not quite the right role but still looking?

Whether you are entry or Executive level, our team of experienced Recruitment specialists can help you with your career. We are Kent’s leading independent consultancy and pride ourselves on delivering an exceptional service to both candidates and clients.

Find us on Facebook @PearsonWhiffinRecruitment and Instagram @PearsonWhiffinRecruitment.

• 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.

• Paid door-to-door
• Overtime
• Company van  

• 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)

About the Role

Our client is seeking a proactiveWater Treatment Engineer 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.

We're currently recruiting for an experienced water treatment professional to join a water solutions specialist.

The successful Technician will have a clear understanding of L8. Technicians need a good understanding of basic monitoring tasks associated with L8. They will be computer literate and self motivated. They will be trustworthy, reliable with good organisational & planning skills. It is essential that they have a flexible approach to their work and confidential with customer and company information.

Duties
Temperature monitoring from domestic water treatment outlets
Temperature monitoring from water calorifiers
Temperature monitoring from cold storage water tanks
Legionella sampling from cold storage water tanks
Legionella sampling from domestic water outlets
Flushing of rarely used outlets including emergency showers
Descale & disinfect showers
Descale & disinfect water outlets
Blowdown of calorifiers
Carry out tank inspections to required standard
Closed system testing analysis
Boiler checks
Potable samples
Safe delivery of samples for analysis within required time limits
Testing of cooling towers
Cleaning
Weekly checks of cooling towers including drift eliminator checks, conductivity, PH etc.
Maintaining customer records
Take resamples when required

The position comes with a company vehicle, laptop, phone and pension. The standard working hours are 45 per week

Please get in touch to discuss this position further

Water Treatment Engineer

On-site

Full-Time

Permanent
Location: Gillingham, Kent (roaming role covering Kent, London, Essex & surrounding counties)

Benefits:

• Company van & fuel card
li>Apple IT equipment
• Ongoing training & development
• Career progression opportunities with a growing business
• Company pension
• 21 days holiday + bank holidays

Why join our client:
This is an exciting opportunity to join a growing building services company as a Water Treatment Engineer. You’ll carry out Legionella risk assessments, water hygiene monitoring, remedial works, and provide expert advice to clients across multiple sectors including healthcare, education, commercial, and industrial.

Key Responsibilities:

< i>Conduct Legionella risk assessments (ACoP L8, HSG274, BS standards)
• Produce accurate compliance reports & remedial recommendations
• Carry out routine monitoring & sampling (temperature, dip slides, pH, conductivity)
• Perform disinfection & chlorination of tanks and pipework (BS 8558)
• Complete plumbing remedials (dead leg removals, TMV servicing, tank inspections & cleans)
• Undertake closed system analysis & chemical dosing
• Provide professional advice and updates to clients on compliance and system performance
• Maintain accurate records, logbooks & reports in line with legislation

Requirements:

• City & Guilds or equivalent in Water Treatment, Plumbing, Mechanical Engineering, or Environmental Science
• Legionella Risk Assessment qualification (City & Guilds or similar)
• Minimum 2 years’ experience in water hygiene & treatment
< i>Proven knowledge of ACOP L8, HSG274, BS 8558 & Water Supply Regulations
• Strong technical knowledge of closed systems (heating/cooling circuits) & basic BMS awareness
• Comfortable working across a variety of client sites
• Excellent communication & reporting skills
• Full UK driving licence

Morgan Jones is committed to creating a diverse and inclusive environment and is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, colour, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.

About Morgan Jones:

Morgan Jones Limited acts as an employment agency. By applying, you accept the Terms & Conditions as well as the Privacy, Cookie, and Data Retention Policy, which can be found on our website.

Due to the high volume of applicants, if you have not heard back from us within 72 hours, please assume you have been unsuccessful on this occasion.

To view other great opportunities, visit our website or follow Morgan Jones on Facebook, Instagram, Twitter, or LinkedIn.

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 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.