Water Treatment Engineer

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.

As 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 dynamic role in a supportive team with the opportunity to make a real impact, we'd love to hear from you.

• Promote and enforce the highest standards of health, safety, and compliance across all activities
• 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

• 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 preferred
• Full UK driving licence essential for travel between sites

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.

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.