About the Role
We are recruiting an experienced Mobile HVAC Engineer for an ongoing temporary night-shift contract covering London Underground tube stations across Greater London.
Working a steady 4-on, 4-off night shift rota (7:00 PM - 7:00 AM), you will be responsible for carrying out scheduled maintenance, inspections, and emergency repairs on critical heating, ventilation, and air conditioning systems across station plant rooms, back-of-house areas, and operational spaces during track/station engineering hours.
Key Responsibilities
- Undertake planned preventative maintenance (PPM) and reactive repairs on HVAC/R plant across multiple tube stations.
- Service and troubleshoot VRF/VRV systems, split systems, chilled water systems, and air handling units (AHUs).
- Carry out refrigerant leak checks, recoveries, and logbook updates in strict accordance with F-Gas regulations.
- Attend to urgent environmental and mechanical breakdowns across assigned network locations.
- Comply fully with London Underground infrastructure protocols, site access procedures, and health & safety standards.
Candidate Requirements
Essential:
Technical Qualification: NVQ / City & Guilds Level 2 or above in Refrigeration and Air Conditioning.
F-Gas Certification: Valid Category 1 F-Gas (2079 / CITB) certificate.
Driving Licence: Full, clean UK Driving Licence (essential for mobile travel across London sites).
Prior commercial HVAC maintenance and fault-finding experience.
Ability to work independently and make sound technical decisions on night shifts.
Available for an immediate or short-notice start.
Desirable:
- Sentinel Card: Valid Sentinel card (LUL ICI / PTS / Track Safety) is strongly preferred.
- (Note: If you do not hold a Sentinel card, full sponsorship and training will be provided).
- Previous experience on transport, rail, or London Underground infrastructure.
Package & Highlights
- Competitive Pay: £25.00 - £28.00 per hour, paid weekly.
- Consistent Shift Rota: 4 on, 4 off schedule providing regular, uninterrupted time off.
- Sentinel Accreditation Provided: Client-funded Sentinel training for candidates without an active card.
- Ongoing Work: Long-term temporary position with regular hours across a major infrastructure contract.