London: (Mobile, multi-site) Salary: £55,000 - £60,000 per annum Hours: 42.5 We are urgently recruiting an experienced Commercial Gas Engineer to carry out service, maintenance and reactive works across a portfolio of client sites in London and North West London. This is a permanent role within a professional and structured maintenance environment. The focus is on planned preventative maintenance, fault-finding and compliance rather than installation or sales-driven work. If you are a qualified commercial gas engineer who takes pride in doing the job properly and working safely, this is a long-term opportunity offering stability and consistent work. About us: G. & D. Higgins Mechanical Services Ltd is an established mechanical services and maintenance contractor delivering commercial gas and heating services across London and the South East. We work with a range of professional clients in regulated and secure environments, providing high standards of safety, compliance and workmanship. Our business is built on long-term contracts, strong client relationships and a commitment to doing things properly. Key duties: Commercial gas servicing and planned preventative maintenance (PPM) Fault-finding and reactive repairs on boilers and heating systems Completing Gas Safe certification and service documentation Working to RAMS and site procedures Liaising professionally with clients and site teams Essential requirements: Current Gas Safe registration Commercial ACS qualifications including COCN1, ICPN1, TPCP1 and CPA1 Proven experience in commercial gas maintenance and reactive works Full UK driving licence Willingness to participate in an on-call rota Good standards of communication and documentation Desirable: Experience working in regulated or secure environments CAFM or mobile workflow system experience Advanced purging or burner management Catering gas or additional commercial qualifications Working environment: Mobile role across multiple London sites Combination of planned and reactive maintenance High safety and compliance standards Professional and organised contract setting Due to the nature of some client sites, successful applicants will be required to undergo appropriate security vetting and DBS checks. Apply now for immediate consideration. No agencies please REF-(Apply online only)