The Commercial Service Technician is responsible for the installation, maintenance and repair of HVAC systems utilizing their knowledge of refrigeration theory, electrical schematics, pneumatics and electronic control systems, pipe fitting, welding/brazing and mechanical layouts. This policy relates to all phases of employment, including, but not limited to, recruiting, employment, placement, promotion, transfer, demotion, reduction of workforce and termination, rates of pay or other forms of compensation, selection for training, the use of all facilities, and participation in all company-sponsored employee activities.