Commercial Gas Engineer

Company: Invictus Group
Apply for the Commercial Gas Engineer
Location: Hertford
Job Description:

Commercial Gas Engineer

Location: Hertfordshire and Surrounding areasSalary: £50,000-£55,000 per annum + Company Van + Fuel CardContract Type: Full-time, Permanent

About the Role

We’re seeking a skilled and experienced Commercial Gas Engineer to join our Facilities Management team, covering Hertfordshire and the surrounding area. You’ll be responsible for delivering a mix of reactive maintenance, breakdown response, and planned servicing across a range of commercial client sites, including offices, schools, healthcare facilities, and public buildings. This is a field-based role that requires a proactive approach, technical expertise, and a strong customer focus to maintain safe and efficient building services for our clients.

Key Responsibilities

  • Respond promptly to breakdowns and reactive maintenance calls on commercial gas and heating systems.
  • Carry out fault diagnosis, repairs, and commissioning of boilers, burners, and associated plant equipment.
  • Complete planned preventive maintenance (PPM) in line with service schedules.
  • Perform gas safety inspections and issue the appropriate certification.
  • Work closely with the helpdesk and site teams to ensure all jobs are completed within agreed SLAs.
  • Maintain accurate service reports and documentation via mobile device or tablet.
  • Ensure compliance with Gas Safe and all relevant health & safety regulations.
  • Deliver a high standard of customer service, representing the company professionally on client sites.

Requirements

  • Valid Gas Safe registration with up-to-date commercial gas qualifications (COCN1, CODNCO1).
  • Demonstrable experience working in a commercial FM or building services environment.
  • Strong background in breakdowns, fault-finding, and reactive maintenance.
  • Full UK driving licence.
  • Good communication and problem‑solving skills.
  • Ability to work independently with minimal supervision.
  • Competent in digital job reporting and record keeping.

Desired

  • Additional HVAC or mechanical maintenance experience.
  • Domestic gas or LPG qualifications (e.g. CCN1).
  • Electrical or plumbing skills would be advantageous.

Contact

For further information or to discuss your application please contact Sam Potter at The InVictus Group.

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Posted: March 29th, 2026