Education: Secondary (high) school graduation certificate. Tasks: Install refrigeration systems. Troubleshoot ventilation, air handling, refrigeration and air conditioning systems. Provide customer service. Start up system and test for leaks using testing devices. Perform maintenance such as, recharging system with refrigerant, checking and testing regulators or calibrating system. Repair and replace parts and components for entire refrigeration, air conditioning, ventilation or heat pump systems. Certificates, licences, memberships, and courses : Ozone Depletion Prevention (ODP) Certificate. Transportation/travel information: Valid driver's licence. Work conditions and physical capabilities: Physically demanding. Handling heavy loads. Personal suitability: Team player. Experience: 5 years or more.