Chiller Technician (Hospitals & Data Centres)

You'll install, service and repair refrigeration and aircon systems across Mamelodi. You don't need to be the loudest person in the room, just the one others can count on.

The work is in Mamelodi, Gauteng, so you'll need a reliable way to get there every day.

• Service cold rooms, display fridges and freezers on planned maintenance routes
• Diagnose faulty compressors, fans, contactors and control boards
• Clean coils, replace filters and check drain lines on scheduled services
• Pressure test with nitrogen, pull a deep vacuum and charge with R410A, R32 or R134a
• Check chiller log sheets and water treatment on building service visits
• Recover refrigerant into cylinders and log every kilogram used
• Commission new systems and show the client how to use the controls

• SAQCC Gas registration as an authorised person for refrigerants
• Brazing, flaring and vacuum skills you can demonstrate
• At least 2 years servicing commercial or residential systems
• Code 08 driver's licence, since the job is mostly on the road
• Comfortable on roofs and ladders in summer heat
• Refrigeration and air-conditioning trade test or an NQF 4 occupational certificate

• Experience with VRF systems or chillers
• Building management system alarm handling

• Gauge manifold, vacuum pump and recovery unit issued to you
• Standby pay for weekend fridge breakdowns
• Company vehicle with a fitted tool rack

• Say which refrigerants and system types you have worked on. A recruiter for supermarket work wants to see CO2 or large rack systems.
• Mention whether you are comfortable on standby. Most service jobs in this trade include it.