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A leading UK water engineering firm is seeking a Day Critical Engineer focused on water systems maintenance to support critical operations in Farnborough. The role involves ensuring compliance with safety regulations, overseeing water systems, and performing both preventative and reactive maintenance. A background in plumbing or engineering and relevant certifications are essential. This position offers stability and ongoing development within a professional team.
Day Critical Engineer (Water / Plumbing Bias)
Location : Farnborough, UK
Contract Type : Permanent
Days
Salary : Up to £44,000 per annum + Performance rewards.
Trevett Services are recruiting a Day Critical Engineer with a strong water systems / plumbing bias to support a Data Centre / Critical Environment site in Farnborough. This role is responsible for the safe operation, statutory compliance, and maintenance of all domestic and processed water systems across the campus.
Reporting to the Data Centre Manager, you will act as the site point of contact for water systems, delivering planned and reactive maintenance, supporting minor works, and ensuring compliance with ACoP L8 and wider health & safety legislation.
Act as site lead and primary point of contact for all water systems
Carry out Planned Preventative Maintenance in line with statutory and site requirements
Complete weekly flushing, monthly temperature checks, and inspections of CWSTs, RO systems, and air optimisers
Respond to reactive and corrective water system breakdowns
Undertake statutory inspections and ensure compliance with ACoP L8 and H&S regulations
Maintain accurate maintenance records, site logbooks, and critical spares registers
Carry out minor plumbing works, repairs, and small project tasks
Assist with subcontractor supervision and hosting
Liaise with the Data Centre Manager on PPM scheduling and annual planners
Produce RAMS, site surveys, and works requests for planned activities
Use PDA / CMMS systems to update tasks, reports, and communications
Carry out basic drainage and sewage works where required
Maintain a professional relationship with client representatives and stakeholders
Ensure all works are completed safely, compliantly, and to a high standard
Support additional reasonable duties as directed by site management
City & Guilds / NVQ (or equivalent) in Plumbing or Engineering
18th Edition Electrical (BS7671)
IOSH or NEBOSH qualification
Experience supervising subcontractors
Ability to interpret technical drawings and specifications
Disinfection of Water Supply Systems in Buildings (WS3)
Thermostatic Mixing Valves (TMV)
WS13
Water Supply (Water Fittings) Regulations (WREG)
Proven experience maintaining water systems within Critical Environments or complex sites
Strong knowledge of ACoP L8, water hygiene, and statutory compliance
Experience producing and working to RAMS
Good understanding of Health & Safety procedures (COSHH, Working at Height, Risk Assessments)
PC literate with experience using CMMS / PDA systems
Full UK Driving Licence
Strong communication and customer service skills
Pension scheme with employer contribution
Ongoing training and development
Stable day-shift role within a Critical Environment
Supportive and professional engineering team
If you are a Day Critical Engineer with strong water systems experience looking to join a professional Critical Environments team, apply now.
Engineer Critical • Farnborough Green, England, GB