Senior Water Engineer Contract: Key Account Network Location: Bristol, BS1 - and surrounding areas Hours of work: 40 Contract Type: Permanent We are seeking a Senior Water Engineer to deliver high-quality planned, preventative, and reactive maintenance across commercial and domestic water systems. This role plays a key part in ensuring compliance with water regulations, health and safety standards, and client governance requirements. Job Description We are looking for a technically strong and safety-focused engineer with proven experience in facilities management environments, capable of carrying out complex water hygiene, plumbing, and closed system works while producing accurate reports and certification. Key Responsibilities Deliver planned, preventative, and reactive maintenance on commercial and domestic water systems Carry out inspections, repairs, testing, fault-finding, and adjustments in line with plumbing regulations and manufacturer guidance Complete reactive and planned disinfection works, including cold water tank/system and mains disinfection Perform PPM water hygiene monitoring and inspection tasks using customer CAFM systems Survey, quote, and deliver remedial works relating to water hygiene and water treatment Undertake pipework modifications, TMV installations, RPZ valve installation and commissioning, CWST bypassing, and unvented hot water conversions Carry out closed system works including sampling, dosing, flushing, acid descaling, and inhibitor dosing Produce detailed reports and issue certification for all completed works, ensuring full compliance Professional and Personal Competencies/Qualifications Plumbing qualification to NVQ/SVQ Level 2 or equivalent Hands-on experience in plumbing or mechanical building services maintenance Proven experience delivering reactive and planned preventative maintenance in commercial environments Strong working knowledge of water regulations and their practical application Experience installing and maintaining unvented hot water systems (calorifiers), including inspection and cleaning Experience working within a facilities management environment Ability to produce clear technical reports and certification Full UK driving licence - mobile role (van and fuel card provided) 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. Becomewhoyouwant, Bepartofsomethingbigger, aplacetobeyou, facilitiesmanagement 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. We are proud to be a Gold Employer Recognition Scheme (ERS) award holder and a signatory of the Armed Forces Covenant, recognising our commitment to supporting veterans, reservists, and military families. Through our Joint Forces Programme, we provide mentoring and support to members of the Armed Forces community and their spouses as they transition into civilian careers. We are a Disability Confident Committed (Level 2) employer, proudly supporting and promoting inclusive hiring practices in line with the UK government’s Disability Confident scheme. Our passion for inclusivity and diversity makes ISS a more creative, productive and happy place to work. If you have any further queries regarding this role, please contact the Resourcing Team by emailing resourcing.team@uk.issworld.com Proud member of the Disability Confident employer scheme Disability Confident About Disability Confident A Disability Confident employer will generally offer an interview to any applicant that declares they have a disability and meets the minimum criteria for the job as defined by the employer. It is important to note that in certain recruitment situations such as high-volume, seasonal and high-peak times, the employer may wish to limit the overall numbers of interviews offered to both disabled people and non-disabled people. For more details please go to Disability Confident .