About the Role RG Setsquare is recruiting on behalf of one of the UK's most established independent building services and facilities management contractors - a business with over a century of heritage, a blue-chip client base, and a strong reputation for investing in the quality of its people. We are looking for an experienced Commercial Gas Engineer to join their mobile field engineering team on a permanent basis. You will cover a diverse portfolio of commercial sites - including corporate offices, public sector buildings, healthcare facilities, and high-profile private sector premises - delivering planned and reactive gas and heating maintenance to a consistently high standard. This is a well-remunerated role with a salary of up to £45,000, company vehicle, and a genuine opportunity to build a long-term career with a contractor that takes technical quality seriously. What You'll Be Doing As a Commercial Gas Engineer, your responsibilities will include: Carrying out planned preventive maintenance (PPM) on commercial gas and heating systems across a managed portfolio of client sites Responding to reactive maintenance and breakdown call-outs, diagnosing faults and restoring systems to full operation with minimal client disruption Servicing, fault-finding, and repairing commercial boilers, heating systems, and associated plant - including pressurised systems and heat exchangers Installing and commissioning commercial gas appliances and pipework in line with current Gas Safe and industry regulations Carrying out gas safety inspections and issuing appropriate certification Ensuring compliance with all relevant legislation including Gas Safety (Installation & Use) Regulations Identifying and quoting for additional or remedial works arising from site visits Completing job reports, service records, and CAFM system updates accurately and on time Liaising professionally with clients, site managers, and the internal operations team Working safely at all times in accordance with company health & safety proceduresWhat We're Looking For Essential: Full Gas Safe registration with commercial gas competencies - as a minimum, COCN1 Proven experience servicing and maintaining commercial boilers and heating plant in an FM or building services environment Strong fault-finding and diagnostic skills across a range of commercial gas equipment Sound knowledge of current gas safety legislation and industry standards Ability to work independently across multiple sites and manage your own workload effectively Full UK Driving Licence Professional, client-facing approach and strong communication skillsDesirable (not essential): CPCS1 / ICPN1 - Commercial Pipework Unvented hot water systems qualification Oil boiler servicing or OFTEC registration Experience with CAFM or job management systems Any additional mechanical trades skillsAbout Our Client Our client is one of the UK's leading independent building services companies, with specialist capabilities spanning mechanical and electrical engineering, facilities management, energy services, and water treatment. With over 100 years of trading history and a portfolio of long-standing relationships with some of the UK's most recognised public and private sector organisations, this is a stable, professional, and highly regarded employer in the FM sector. The business invests heavily in its people - with structured induction programmes, an internal training Academy, funded qualifications, and a strong track record of internal progression. Full details will be provided to shortlisted candidates. The Package Up to £45,000 per annum depending on experience and qualifications Company vehicle provided Fuel card Company pension scheme Learning and development opportunities through the client's internal training Academy Funded qualifications and structured career progression Structured induction and ongoing operational support Stable, long-term employment with one of the UK's most established FM and building services contractorsHow to Apply This vacancy is being managed by RG Setsquare. To be considered, please submit your CV via CV-Library. Shortlisted candidates will be contacted directly by our team with full information on the client, the patch covered, and the next steps in the process. RG Setsquare specialises in technical and FM recruitment across the UK, placing skilled trades and engineering professionals with leading contractors and service providers at every level RG Setsquare is acting as an Employment Agency in relation to this vacancy