Education: No degree, certificate or diploma. Tasks: Install and overhaul heating systems. Install refrigeration systems. Install ventilation, air handling and air conditioning systems. Read blueprints or other instructions to determine work requirements. Troubleshoot heating systems. Troubleshoot ventilation, air handling, refrigeration and air conditioning systems. Assemble and install refrigeration or air conditioning components. 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. Interpret gas codes. Handle, recover and store refrigerants. Repair and replace parts and components for entire refrigeration, air conditioning, ventilation or heat pump systems. Screening questions: Are you available to start on the date listed in the job posting?. Do you have experience working in this field?. Do you meet the language requirements listed in the job posting for the position (English or French)?. Experience: 5 years or more. Health benefits: Dental plan. Disability benefits. Health care plan. Financial benefits: Life insurance. Support for persons with disabilities: Applies accessible and inclusive recruitment policies that accommodate persons with disabilities . Support for newcomers and refugees: Supports newcomers and/or refugees with foreign credential recognition. Support for youths: Offers mentorship, coaching and/or networking opportunities for youth. Support for Veterans: Supports Veterans in translating their military skills and experience into the language of the civilian job market . Support for Indigenous people: Offers mentorship, coaching and/or networking opportunities for Indigenous workers . Support for mature workers: Applies hiring policies that discourage age discrimination . Supports for visible minorities: Offers mentorship programs that pair members of visible minorities with experienced employees.