Commercial Gas Engineer
CV-LibraryLondonpermanentPosted: 22 April 2026
Apply NowPay: £55,000.00 per year
Job Description:
Mobile Commercial Gas Engineer
Location: Central London, M25 and Surrounding Areas
Salary: £55,000
Package: Company vehicle
Role Overview
A skilled and experienced Commercial Gas Engineer is required to deliver planned preventative maintenance, reactive repairs, fault diagnosis, installation and compliance works across a portfolio of commercial buildings. The role involves working independently across multiple sites, maintaining key building services plant, ensuring compliance with industry standards, and providing a high standard of technical service to clients.
Key ResponsibilitiesPlanned & Reactive Maintenance
* Service, maintain and repair a full range of commercial gas systems including boilers, burners, warm air units, radiant tube heaters and associated gas pipework.
* Diagnose system faults swiftly and complete repairs safely and efficiently.
* Carry out plant room inspections and ensure operational reliability of all equipment.
Installation & Commissioning
* Install and commission commercial gas equipment and mechanical building services plant.
* Support pipework installation, plant room upgrades and wider mechanical tasks as required.
Compliance & Documentation
* Conduct statutory gas safety checks, tightness testing, purging, flue checks and equipment inspections.
* Ensure all work meets the requirements of Gas Safe regulations, British Standards and internal procedures.
* Complete documentation such as service sheets, job reports and compliance records accurately and promptly.
Client Communication & Teamwork
* Provide clear updates, technical feedback and professional advice to clients when required.
* Work collaboratively with FM teams, building services engineers and other service partners.
* Participate in the out‑of‑hours emergency callout rota when required.
Required Qualifications
Essential ACS Commercial Gas Certifications
* COCN1 or CODNCO1 – Core Commercial Gas Safety
* CIGA1 – Indirect Fired Heating Appliances
* CORT1 – Direct Fired Heating Appliances
* CDGA1 – Commercial Laundry Appliances (where applicable)
* ICPN1 – Installation of Commercial Pipework
* TPCP1 / TPCP1A – Testing & Purging (Commercial Systems)
Desirable Additional Qualifications
* CCN1 – Domestic Gas
* MET1 – Gas Metering
* NVQ Level 2/3 – Plumbing & Heating or Mechanical Engineering
* FGas 2079
* Commercial catering or laundry ACS modules
* Unvented Hot Water (G3)
* First Aid at Work
* IPAF / PASMA
Job Description:
Mobile Commercial Gas Engineer
Location: Central London, M25 and Surrounding Areas
Salary: £55,000
Package: Company vehicle
Role Overview
A skilled and experienced Commercial Gas Engineer is required to deliver planned preventative maintenance, reactive repairs, fault diagnosis, installation and compliance works across a portfolio of commercial buildings. The role involves working independently across multiple sites, maintaining key building services plant, ensuring compliance with industry standards, and providing a high standard of technical service to clients.
Key ResponsibilitiesPlanned & Reactive Maintenance
* Service, maintain and repair a full range of commercial gas systems including boilers, burners, warm air units, radiant tube heaters and associated gas pipework.
* Diagnose system faults swiftly and complete repairs safely and efficiently.
* Carry out plant room inspections and ensure operational reliability of all equipment.
Installation & Commissioning
* Install and commission commercial gas equipment and mechanical building services plant.
* Support pipework installation, plant room upgrades and wider mechanical tasks as required.
Compliance & Documentation
* Conduct statutory gas safety checks, tightness testing, purging, flue checks and equipment inspections.
* Ensure all work meets the requirements of Gas Safe regulations, British Standards and internal procedures.
* Complete documentation such as service sheets, job reports and compliance records accurately and promptly.
Client Communication & Teamwork
* Provide clear updates, technical feedback and professional advice to clients when required.
* Work collaboratively with FM teams, building services engineers and other service partners.
* Participate in the out‑of‑hours emergency callout rota when required.
Required Qualifications
Essential ACS Commercial Gas Certifications
* COCN1 or CODNCO1 – Core Commercial Gas Safety
* CIGA1 – Indirect Fired Heating Appliances
* CORT1 – Direct Fired Heating Appliances
* CDGA1 – Commercial Laundry Appliances (where applicable)
* ICPN1 – Installation of Commercial Pipework
* TPCP1 / TPCP1A – Testing & Purging (Commercial Systems)
Desirable Additional Qualifications
* CCN1 – Domestic Gas
* MET1 – Gas Metering
* NVQ Level 2/3 – Plumbing & Heating or Mechanical Engineering
* FGas 2079
* Commercial catering or laundry ACS modules
* Unvented Hot Water (G3)
* First Aid at Work
* IPAF / PASMA