HVAC Service Technician (Office Buildings) – Immediate Start

The air-conditioning maintenance company in Johannesburg CBD needs an HVAC technician who knows both the electrical side and the refrigerant side. This role rewards consistency more than flash.

This post is Johannesburg CBD-based, with most of your time spent at an air-conditioning maintenance company.

• Pressure test with nitrogen, pull a deep vacuum and charge with R410A, R32 or R134a
• Replace thermostatic expansion valves and electronic controllers
• Respond to temperature alarms from cold rooms before stock is lost
• Service cold rooms, display fridges and freezers on planned maintenance routes
• Recover refrigerant into cylinders and log every kilogram used
• Complete service reports on a tablet and have the site manager sign them
• Clean coils, replace filters and check drain lines on scheduled services

• Refrigeration and air-conditioning trade test or an NQF 4 occupational certificate
• At least 2 years servicing commercial or residential systems
• Comfortable on roofs and ladders in summer heat
• SAQCC Gas registration as an authorised person for refrigerants

• Experience with VRF systems or chillers
• CO2 transcritical refrigeration experience in retail stores

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

• 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.