Woojin IS America, Inc

Overview

The HVAC Technician inspects, troubleshoots, repairs, refurbishes, installs, and tests heating, ventilation, air conditioning, and related climate-control systems used in railcars. The ideal candidate has hands-on HVAC experience and strong mechanical and electrical troubleshooting skills.

Responsibilities

• Inspect, diagnose, repair, refurbish, install, and test HVAC systems and components used in railcars.
• Troubleshoot mechanical, electrical, airflow, control, and refrigeration-system problems.
• Perform preventive and corrective maintenance on HVAC equipment.
• Diagnose issues involving compressors, condensers, evaporators, blowers, motors, fans, thermostats, controls, valves, sensors, heaters, and related components.
• Perform refrigerant recovery, evacuation, charging, leak testing, and system commissioning when qualified and required.
• Use gauges, meters, electrical test equipment, thermometers, and other diagnostic tools to identify system problems.
• Read and interpret electrical schematics, wiring diagrams, mechanical drawings, HVAC diagrams, and technical manuals.
• Install, remove, replace, repair, and reconnect HVAC components and associated electrical wiring.
• Perform brazing or soldering of refrigerant lines and tubing when qualified and required.
• Verify refrigerant flow, pressures, temperatures, airflow, electrical connections, controls, and overall system operation.
• Perform system testing and document test results.
• Identify defective or worn components and recommend appropriate repair or replacement.
• Disassemble and reassemble HVAC equipment during railcar refurbishment.
• Ensure components are properly secured, connected, insulated, and protected against vibration and movement.
• Follow approved work instructions, engineering specifications, and customer requirements.
• Maintain accurate production, repair, inspection, refrigerant, and testing records.
• Maintain tools, equipment, and work areas in a clean and safe condition.
• Properly handle refrigerants, compressed gases, chemicals, and other hazardous materials.
• Coordinate with Production, Engineering, Quality, Electrical, Mechanical, and other teams to resolve technical issues.
• Assist with identifying recurring HVAC failures and recommend process or design improvements.

Requirements

• High school diploma or GED preferred.
• Two or more years of hands-on HVAC experience in residential, commercial, industrial, transportation, or manufacturing environments.
• Working knowledge of refrigeration and HVAC principles.
• Ability to troubleshoot electrical and mechanical HVAC systems.
• Ability to read and interpret electrical schematics and mechanical drawings.
• Experience using electrical and HVAC diagnostic equipment.
• Ability to use hand tools, power tools, gauges, meters, and other HVAC service equipment.
• Ability to safely handle refrigerants and related materials when assigned to refrigerant work.
• Ability to work independently and follow technical instructions and procedures.
• Strong attention to detail and commitment to quality and safety.