Chiller Technician (Hospitals & Data Centres)

Keep cold rooms cold and offices cool for the supermarket refrigeration contractor in Randburg. It's a practical job: you'll see what you got done before you go home.

Location: Randburg, Gauteng. Applicants who already live in the area get looked at first.

• Complete service reports on a tablet and have the site manager sign them
• Install split units, cassettes and ducted systems, including brazing and vacuum work
• Recover refrigerant into cylinders and log every kilogram used
• Diagnose faulty compressors, fans, contactors and control boards
• Respond to temperature alarms from cold rooms before stock is lost
• Pressure test with nitrogen, pull a deep vacuum and charge with R410A, R32 or R134a

• SAQCC Gas registration as an authorised person for refrigerants
• Code 08 driver's licence, since the job is mostly on the road
• Brazing, flaring and vacuum skills you can demonstrate
• Understanding of single- and three-phase control circuits
• Comfortable on roofs and ladders in summer heat
• Refrigeration and air-conditioning trade test or an NQF 4 occupational certificate

• Transport refrigeration units on trucks and trailers
• CO2 transcritical refrigeration experience in retail stores
• Experience with VRF systems or chillers

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

• 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.