Title: Junior Maintenance Engineer (F-Gas) - Training and development will be given! Salary: £28,000 – £32,000 per annum Location: London ( M25 / Home Counties) Job type: Permanent, Full-time Overview We’re hiring a Junior Maintenance Engineer with an F-Gas (Cat I or II) qualification to carry out basic servicing and PPM/reactive maintenance in commercial buildings and plant rooms across London and surrounding areas. Great step for a hands-on, multi-skilled engineer looking to grow in HVAC/mechanical building services. What you’ll be doing as a Junior Maintenance Engineer * Clean, service and replace filters on AC units/AHUs, extract & supply fans. * Basic maintenance tasks within commercial settings and plant rooms etc. * Basic plumbing (e.g., traps, isolations, minor leaks) and mechanical PPMs. * Routine checks on pumps, motors, belts, minor fabric fixes. * First-line fault finding; escalate when needed. * Work safely in plant rooms and commercial sites; complete job sheets & reports. * Liaise with helpdesk/clients and support senior engineers on larger tasks. What you’ll bring * F-Gas certification * Some experience in commercial maintenance (FM, offices, retail, light industrial). * Confidence with filter changes, coil cleans, belts, and basic plumbing tasks. * Good communication, punctuality and a tidy, safe approach to work. * Full UK driving licence (mobile role). * The attitude of a team player Nice to have (not essential) * Basic building services familiarity * Domestic gas ACS certificates Pay, hours & benefits for this Junior Maintenance Engineer role * £28,000 – £32,000 (negotiable) per annum plus private healthcare. * 25 days’ holiday bank holidays, pension, training & progression. Apply now (Quick Apply enabled) If you hold F-Gas (Cat I/II) and maintenance/PPM experience and want to be developed and build your HVAC/mechanical career in commercial FM, we’d love to hear from you