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Commercial Gas Engineer

Job in Sheffield, South Yorkshire, S5, England, UK
Listing for: Pure Talent Group
Full Time position
Listed on 2026-10-09
Job specializations:
  • Trades / Skilled Labor
    Maintenance Technician / Mechanic, HVAC Tech / Heating Engineer, Installation Technician, Field/Service Technician
Salary/Wage Range or Industry Benchmark: 45000 GBP Yearly GBP 45000.00 YEAR
Job Description & How to Apply Below
Commercial Gas Engineer

Sheffield
£45,000 per annum | On-call rota: 1 in 5

We are recruiting an experienced Commercial Gas Engineer to carry out planned servicing, maintenance and reactive repairs on commercial gas appliances and associated heating systems.

The role
  • Service, maintain and repair commercial gas-fired boilers, burners and heating plant.
  • Diagnose faults involving ignition systems, flame detection, gas valves, burner controls and safety interlocks.
  • Carry out combustion analysis, investigate poor combustion and adjust appliances within manufacturers' specifications.
  • Undertake gas tightness testing, purging and commissioning within the scope of your qualifications.
  • Diagnose heating system faults involving pumps, motorised valves, pressurisation units, expansion vessels and associated controls.
  • Identify defects, make equipment safe where required and recommend remedial works.
  • Complete service reports, test results and maintenance records accurately.
  • Participate in a 1-in-5 on-call rota for emergency breakdowns.
What we're looking for
  • Current commercial ACS gas qualifications covering the appliances and activities relevant to the role.
  • Proven experience servicing and repairing commercial boilers and burners.
  • Strong understanding of commercial gas safety, combustion and boiler control sequences.
  • Practical fault-finding experience across gas, electrical controls and associated heating components.
  • Ability to read wiring diagrams and manufacturers' technical documentation.
  • A full UK driving licence and the ability to work independently.

Applicants should hold current commercial ACS qualifications, including:

  • COCN1 or CODNCO1 - commercial gas safety core or domestic-to-commercial changeover.
  • CIGA1 - commercial indirect-fired heating appliances, including boilers.
  • ICPN1 - commercial gas pipework.
  • TPCP1A or TPCP1 - gas pipework testing and purging, appropriate to the installations covered.
  • CORT1 for commercial radiant heaters and CDGA1 for direct-fired heating appliances would also be advantageous.
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