Commercial Gas Engineer

Company: Skilled Careers
Apply for the Commercial Gas Engineer
Location: Bishopsgate
Job Description:

Commercial Gas Engineer

Location: London & Home CountiesSalary: £50,000–£60,000 DOE + Excellent Package

Are you an experienced Gas Engineer looking for a varied role covering both domestic and commercial properties

We are looking for a skilled Commercial Gas Engineer to join a growing mechanical team, covering a portfolio of residential developments, commercial buildings, plant rooms and high-end residential sites across London and the Home Counties.

The Role

This is a varied, hands-on position involving planned preventative maintenance, servicing, fault finding, breakdowns, remedial works, quoted works and installations. You will work independently across a range of domestic and commercial gas and heating systems while maintaining a high standard of workmanship and customer service.

Your responsibilities will include:

Carrying out PPM, servicing, diagnostics and repairs on domestic and commercial gas systems

Servicing and maintaining boilers, commercial plant, warm air units, radiant heaters and associated hot water systems

Carrying out combustion analysis, flue gas analysis and gas safety checks

Diagnosing faults with boilers, appliances, controls, pumps and associated mechanical plant

Completing breakdown repairs, component replacements and recommissioning works

Carrying out remedial works, replacements, upgrades and installations

Working on commercial boiler plant and larger heating systems

Completing accurate job sheets, readings, test results, photographs and reports

Identifying additional remedial works and providing clear technical recommendations

Liaising professionally with clients, estate managers, residents, concierge teams and other contractors

Completing all relevant compliance and site documentation

Wider Mechanical Experience

Experience working on wider mechanical systems would be highly beneficial, including:

Pumps and circulation systems

Pressurisation units

Expansion vessels

Heat exchangers

Heating and hot water plant

Unvented cylinders

Valves, controls and actuators

Plant room equipment

Ventilation and associated mechanical services

Electrical or multi-skilled experience, including basic controls, wiring, BMS interfaces and electrically operated mechanical equipment, would also be advantageous.

What We're Looking For

The successful candidate will ideally have:

  • Current Gas Safe registration with relevant domestic and/or commercial competencies
  • Strong experience across domestic and commercial gas systems
  • Excellent fault-finding and diagnostic skills
  • Experience working on boilers and associated heating and hot water plant
  • A full UK driving licence
  • Good written and verbal communication skills
  • The ability to work independently and manage your own workload

The following would be advantageous:

  • Commercial Gas qualifications
  • Domestic Gas qualifications
  • G3 Unvented Hot Water
  • Water Regulations / Water Fittings Regulations
  • LPG experience
  • Oil-fired heating experience
  • Electrical qualifications or experience
  • Commercial boiler plant experience
  • BMS and heating controls experience
  • Manufacturer-specific boiler training
  • Experience within PPM or FM contracts

The Package

  • £45,000–£56,000 DOE
  • 25 days' annual leave plus bank holidays
  • Fully expensed company van
  • Fuel card
  • Company phone
  • iPad
  • Full gas tooling, including analyser and U-gauge
  • Nest pension
  • 1-in-8 call-out rota
  • £150 per week call-out allowance, paid in full
  • Door-to-door call-out attendance paid at 1.5x rate, with a minimum of 4 hours paid

This is an excellent opportunity for an experienced Gas Engineer who enjoys a varied role across both domestic and commercial environments, with the opportunity to develop wider mechanical and multi-skilled capabilities.

Posted: August 27th, 2026