Water Hygiene Technician or Qualified Plumber

Water Hygiene Engineer or Qualified PlumberTWC Services Who we are

TWC services ltd has been providing specialist water hygiene and compliance services across the UK since 1992. Based in Bicester, the expert team supports clients across multiple sectors, helping organisations maintain safe water systems and meet regulatory standards. We are members of the Legionella Control Association, hold ISO
9001 and Construction line Gold accreditation.

Department: Field Team

Employment Type: Full Time

Location: London - Central

Compensation: £35,000 - £38,000 / year

Celnor Group is a UK-based environmental services group operating across the Testing, Inspection, Certification and Compliance (TICC) landscape. With a growing portfolio of specialist businesses, Celnor provides essential services that protect people, property and the environment. While each business retains its own identity, culture and technical specialism, all are supported by a central group function that invests in people, systems and long-term sustainable growth.

We are looking for an experienced Water Hygiene Technician or Remedial Plumber to join our growing team.

This is a varied, field-based role working across a range of commercial, healthcare, industrial and public-sector environments. Depending on your experience, you will carry out a mixture of routine water hygiene monitoring, servicing and remedial plumbing works, helping our clients maintain safe and compliant water systems.

• Complete routine water hygiene monitoring, including hot and cold water temperature checks, flushing and water sampling.
• Carry out shower head/outlet cleaning and descaling, TMV servicing and tank inspections.
• Complete remedial plumbing works, including repairs and replacement of pipework, valves, taps and outlets.
• Support water system installations, modifications, chlorination and disinfection works where required.
• Maintain accurate site records, reports and compliance documentation.
• Liaise professionally with customers and site representatives.
• Work in accordance with ACoP L8, HSG
  274, relevant water hygiene guidance and company health & safety procedures.

• Water Hygiene Technician / Engineer
• Remedial Plumber
• Plumbing & Water Hygiene Engineer
• Legionella Technician
• Maintenance Plumber with water hygiene experience

• A good understanding of domestic hot and cold water systems.
• Knowledge of Legionella control and water hygiene compliance.
• Experience completing remedial plumbing works.
• TMV servicing or water hygiene qualifications would be beneficial.
• Strong attention to detail when completing reports and documentation.
• Good communication and customer service skills.
• A flexible approach to travel and occasional early starts or overnight stays.
• A full UK driving licence.

You’ll be joining a business where your contribution matters and where professionalism, integrity and teamwork are genuinely valued. As part of the wider Celnor Group, you’ll benefit from group-wide investment, shared expertise and opportunities to develop your career as the organisation continues to grow.

• Company Van, fuel card and personal use allowed.
• Employee Assistance Programme offering confidential support whenever you need.
• Fully funded training and development, supporting you to progress.

Celnor Group and its businesses manage recruitment directly. We do not require agency support for this role and will only engage with recruitment partners from our preferred supplier list where necessary. We may use technology, including AI-enabled tools, to support parts of the recruitment process. AI is not used for candidate screening, scoring or hiring decisions. All hiring decisions are made by people, for people.

Our recruitment systems are ISO 42001 accredited, reflecting our commitment to ethical, transparent and responsible use of technology.