A Mobile HVAC Engineer is required in West London to maintain heating, ventilation and air conditioning systems across a portfolio of operational commercial facilities. This mobile position combines planned preventative maintenance, reactive fault-finding and minor installation works. You''ll work independently across multiple sites, maintaining air conditioning, ventilation and heating equipment while helping to minimise downtime and keep building services operating efficiently. The Role As the Mobile HVAC Engineer, you''ll: Deliver planned preventative maintenance and reactive HVAC repairs across multiple sites. Service and maintain split and multi-split air conditioning systems. Inspect and repair ventilation equipment, including AHUs, fans, motors, filters and dampers. Maintain heating systems, pumps, valves, fan coil units and associated controls. Diagnose mechanical, electrical and control-system faults within your competence. Complete minor installations, equipment replacements and modifications where authorised. Identify defects, recommend remedial works and support improvements to system reliability. Update CAFM records, maintenance reports and work orders accurately. About You To be successful as the Mobile HVAC Engineer, you''ll have: A relevant City and Guilds, NVQ Level 2/3 or equivalent HVAC, refrigeration or building services qualification. Appropriate F-Gas certification for the refrigerant-related work undertaken. Proven experience maintaining ..... full job details .....