Commercial Gas Engineer Boiler Manufacturer Location: London and Home Counties (field-based) Salary: £50 £55,000 + overtime + door-to-door travel + vehicle + benefits The Opportunity We re recruiting an experienced Commercial Gas Engineer on behalf of a leading boiler manufacturer, covering London and the Home Counties. This is a hands-on service and breakdown role working across commercial and industrial gas boilers, burners, and modern control systems. You ll be responsible for reactive repairs, planned maintenance, commissioning, and performance optimisation. This role suits an engineer with solid combustion experience, a good understanding of controls, and the confidence to deliver high standards independently. Key Responsibilities Service, maintain and repair commercial and industrial gas boilers, burners, and controls. Diagnose and resolve mechanical and electrical faults quickly and safely. Conduct combustion analysis, tuning, and performance adjustments. Install, upgrade, and commission boiler and burner systems. Provide clear technical support and professional customer service on-site. Take part in a 1-in-8 call-out rota (£20/day standby allowance, with callouts paid at overtime rates). What You ll Bring Proven experience as a Commercial Gas Engineer within service and breakdown. Valid Commercial Gas Safe qualifications. Burner and control system experience (essential for higher salary band). Industry qualifications such as HND/ONC, NVQ, or ..... full job details .....