Lead HVACR Master Technician

Duke Careers; Durham (NC); On-site; USD 60,000 - 90,000; Full time

Job summary

Duke is seeking an HVACR Master Technician to maintain, troubleshoot, and optimize a wide range of HVACR systems across Duke facilities. The role requires independent judgment, strong diagnostic skills, and a commitment to safety, quality, and continuous improvement.

You will perform maintenance, repair, and analysis on HVACR equipment, DX systems, chillers, and building automation controls, while adhering to Duke safety and standards. On-call rotations are part of the role.

Responsibilities

• Maintain, troubleshoot, repair, balance, and analyze HVACR equipment and systems.
• Service air conditioning units, water coolers, split systems, heat pumps, mixing boxes, air handlers, exhaust and supply fans, and fume hoods.
• Repair DX equipment up to 5 tons, refrigeration systems, ice machines, freezers, coolers, and research HVACR equipment.
• Troubleshoot and repair hermetic, semi-hermetic, reciprocating, scroll, centrifugal, and screw chillers.
• Perform preventive maintenance on airside and waterside systems including coils, pumps, towers, compressors, and valves.
• Troubleshoot, repair, and adjust pneumatic, electronic, and line-voltage controls.
• Program and troubleshoot VFDs.
• Read and interpret blueprints, block diagrams, ladder diagrams, and electrical schematics.
• Analyze HVAC system performance using psychrometrics and computer-based analysis tools.
• Monitor temperature and pressure readings for historical tracking and system optimization.
• Install wiring, prefabricated ductwork, motors, pumps, compressors, and related components.
• Braze and soft-solder refrigerant, pneumatic, and water piping.
• Commission HVAC equipment and systems for new construction and renovation projects.
• Conduct site surveys, review HVAC designs and blueprints, and submit written recommendations.
• Assist with HVAC-related planning, estimating, and project coordination.
• Properly add, recover, and document refrigerant per guidelines; maintain logs and records.
• Follow lockout/tagout, PPE, hazardous waste, and OSHA safety protocols.
• Assist and mentor other mechanics by following written instructions; support team operations.

Skills

HVACR maintenance

Troubleshooting

Electrical controls

VFD programming

Blueprints reading

Pneumatic systems

Safety compliance

System optimization

Job description

Duke is seeking an HVACR Master Technician to maintain, troubleshoot, and optimize a wide range of HVACR systems across Duke facilities. The role requires independent judgment, strong diagnostic skills, and a commitment to safety, quality, and continuous improvement.

You will perform maintenance, repair, and analysis on HVACR equipment, DX systems, chillers, and building automation controls, while adhering to Duke safety and standards. On-call rotations are part of the role.