The pay of a HVAC mechanic can depend on the geographical area in which this profession is applied and their skill level. Another important factor that can highly influence the pay rate is the experience level. The job of a HVAC mechanic is to maintain and repair different ventilating, heating and/or air conditioning conditioning systems. This profession does not require a high education level. The average salary that a HVAC mechanic working in the US can expect is around $36,000 per year.