Commercial Gas Engineer – South London / Surrey | HVAC | Building Services | Facilities Maintenance
Location: South London / Surrey
Employment Type: Full-Time, Permanent
We are seeking a qualified and experienced Commercial Gas Engineer to join our expanding mechanical and building services maintenance team. This position offers excellent long-term opportunities for a skilled Gas Safe registered engineer who has experience working in commercial buildings, schools, hospitals, retail sites, or office facilities across South London and Surrey.
Key Responsibilities
* Carry out installation, service, repair, and maintenance of commercial gas appliances, boilers, heating systems, and hot and cold water systems.
* Perform reactive maintenance, fault finding, and diagnostic work on commercial and domestic gas systems.
* Complete planned preventative maintenance (PPM) tasks on heating and mechanical plant.
* Work on plant rooms, pressurisation units, boiler controls, valves, pipework, and gas safety systems.
* Participate in the 24/7 call-out rota and provide emergency response when required.
* Ensure compliance with Gas Safe, HSE regulations, manufacturer standards, and company procedures.
* Liaise effectively with clients, site managers, and facilities teams to deliver a high level of customer satisfaction.
* Complete electronic service records, compliance certificates, and maintenance documentation via smart devices / CAFM systems.
Essential Qualifications & Skills
* NVQ Level 2/3 in Mechanical Engineering, Heating & Ventilation, or equivalent.
* Current Commercial and Domestic Gas Qualifications:
* CCN1, CODNCO1, CIGA1, CDGA1, CENWAT, TPCP1, CKR1, HTR1, CORT1.
* Proven experience as a Commercial Gas Engineer, Gas Service Engineer, HVAC Engineer, or Building Services Engineer within facilities management or maintenance sectors.
* Strong technical skills in boiler diagnostics, plant maintenance, gas testing, and system commissioning.
* Excellent communication, time management, and customer service abilities.
* Confident using mobile technology, digital job management tools, and electronic reporting systems.
* Full, clean UK Driving Licence.
Desirable / Preferred
* Oil (OFT10-101) and LPG (CONGLP1PD) qualifications.
* Unvented hot water (G3) certification and electrical safety awareness.
* Experience working on commercial HVAC systems, mechanical plant, air handling units (AHUs), and boiler plant.
* Background in facilities maintenance, property services, building engineering, or FM companies.
What We Offer
* Competitive basic salary + overtime, on-call allowance, and bonus opportunities.
* Company van, fuel card, uniform, and specialist tools provided.
* Ongoing training, Gas Safe renewals, and career progression opportunities.
* Supportive working environment within a reputable and growing mechanical & electrical (M&E) business.
* Stable, long-term contracts across commercial, industrial, and public sector clients.
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