Commercial Gas Engineer Job Type: Full-Time, Permanent Salary: Up to £50,000 per year (negotiable, depending on experience and qualifications) About the Role: We are seeking a skilled and experienced Mobile Commercial Gas Engineer to join a well-established and growing Mechanical & Electrical Services company based in Sutton, Surrey. You'll be part of a small, highly skilled mobile team covering London, Greater London, and the South of England, providing general maintenance, reactive services, and corrective works across a range of commercial sites and building systems. Key Responsibilities: Carry out testing and inspection of mechanical systems in line with industry standards. Ensure all plant and systems operate efficiently, reliably, and safely. Perform remedial, refurbishment, and corrective maintenance following inspections or breakdowns. Implement mechanical maintenance and repair work in accordance with maintenance instructions. Undertake minor new works installations and associated testing. Skills & Experience: Fully qualified and experienced Commercial Gas Engineer with strong communication skills. Full, clean UK driving licence (maximum 3 points). Proven background in mechanical maintenance and building services. Essential/Desirable Gas Qualifications: BMP1 - Boosters (low pressure) CCN1 - Core Domestic Gas Safety CDGA1 - Commercial Direct Fired Heating CIGA1 - Commercial Indirect Fired Heating CODNCO1 - Changeover Domestic to Commercial CPA1 - Combustion Performance Analysis ICPN1 - Installation of Commercial Pipework TPCP1A - Testing & Purging of Low-Pressure Commercial Pipework CORT1 - Commercial Overhead Radiant Tube/ Plaque Heaters (desirable) Employee Package: 40-hour working week Overtime opportunities (not guaranteed) 28 days holiday (including Bank Holidays) Company van and fuel card Workwear and PPE provided Pension scheme Private medical insurance Company mobile phone Ongoing training and development opportunities