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Field Technical Engineer - HIU
Job in
City Of London, Central London, Greater London, England, UK
Listed on 2026-09-18
Listing for:
Insite Energy
Full Time, Part Time
position Listed on 2026-09-18
Job specializations:
-
Trades / Skilled Labor
HVAC Tech / Heating Engineer, Installation Technician, Maintenance Technician / Mechanic, Field/Service Technician
Job Description & How to Apply Below
About the role
Insite HIU Engineer’s support the installation, maintenance, and effective operation of heat network equipment (HIU’s, Valves, Meters, PAYG devices & metering systems) deployed within our client’s developments and their customers’ homes.
The HIU Engineer role includes the installation & commissioning, fault detection & remedy of all in property assets which are connected to the central heat and cooling networks. Much of this role includes working in the built environment on multi- million-pound construction schemes and in people’s homes.
Specific responsibilities include- Installation and commissioning Insite prepayment & controlled credit systems
- Using a laptop and tablet device to commission metering equipment, update records and systems.
- Problem solving and fault- finding issues on site and liaising with other trades and the main contractor.
- Liaise with & report to site staff (clients, principal contractors, consultants & heating / plumbing sub- contractors)
- Heat Interface Unit (HIU) replacement, maintenance, and servicing (mainly in occupied homes).
- Mechanical Ventilation Heat Recovery Units (MVHR) installation, replacement and maintenance.
- Fan Coiled Units (FCU) and cooling meter replacement, maintenance, and servicing.
- Installation and maintenance of in property heating and cooling controls.
- Commissioning, service, and repair of in property heating and cooling systems.
- To conduct site surveys and assist the Installations Team with the installation and commissioning of new systems.
- Full installation, retrofitting and maintenance of multi utility Pay-As-You-Go metering systems, including prepayment valve, mains spur, wiring and commission (mainly in occupied homes).
- Installing IT Gateways & Radio Frequency (RF) equipment.
- Provide both pre-planned and reactive maintenance to plant rooms which we are contracted to maintain (training provided).
- Carry out monthly inspections and condition reports on plant and kit installed with the plant rooms and infrastructure (training provided).
- Replacement of components such has pumps, valves and other components as deemed necessary (training provided).
- Provide reactive maintenance; including equipment installed in people’s homes or commissioned within a scheme but not yet handed over to clients / residents
- Full-time position (37.5 hours per week).
- Monday to Friday working 7.5 hours per day between 08:00 and 20:00.
- Minimum qualification of NVQ level 2, or equivalent, in plumbing and heating
- Certified in 18th edition domestic wiring (not essential, training can be provided)
- CSCS card - Essential
- SMSTS or H&S qualification - desirable
- First aid trained – desirable
- Full driving licence essential
- Positive attitude towards providing customer service excellence in all aspects of work
- Happy to work as an individual but contribute to the team goals, ethos and share best practice
- Salary:
Competitive base salary + KPI related bonus - Vehicle:
Company van included (personal usage permitted subject to tax and fuel charges) - Holiday Allowance: 25 days of holiday per year, plus English bank and public holidays, plus an additional day of Birthday leave.
- Pension Scheme:
Employer pension contribution matched at 4%. - Employee Assistance Programme (EAP):
Free, confidential support available for personal and professional challenges. - Corporate Social Responsibility (CSR) Programme: "DO RIGHT WITH INSITE" provides up to 2 paid days off per year for volunteering with company-led initiatives. Additional information can be viewed here
- Social Events:
Regular company social events, including an annual Summer Party and Christmas Party. - This benefits package offers a vibrant and…
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