HVAC & REFRIGERATION MECHANIC

Duke Careers • Durham, NC

4d • Onsite

About The Position

As an HVAC Mechanic, you will perform general repairs and preventive maintenance on all heating and air conditioning systems and units while working collaboratively with higher-level mechanics and Facilities teams to ensure safe, reliable, and efficient building operations across campus. You will apply your technical knowledge, hands-on skills, and commitment to safety to maintain, troubleshoot, and repair HVAC and refrigeration systems that directly impact comfort, energy efficiency, and operational continuity.

Requirements

• Four (4) years’ experience in HVAC field and experience working on refrigeration equipment.
• Work requires an educational background normally acquired through a high school education with course work in skilled crafts, or an equivalent combination of relevant education and/or experience.
• Must possess a valid North Carolina driver's license.
• Must possess valid CFC certification.

Nice To Haves

• Received training on lockout/tagout procedures.
• Received fleet safety training.
• Received training in OSHA Standards.
• Received training in the use of portable fire extinguishers.
• Received training in hazardous waste awareness.
• Received training in communication etiquette including phone, radio and customer service.
• Basic knowledge of workplace safety including PPE use and reaction to emergencies and accidents.
• Received training on HVAC hardware, fastener, valve identification and application.
• Received training on start/stop procedures.
• Received training to identify the different types of filters and proper application.
• Received training on the Computerized Maintenance Management System.

Responsibilities

• Perform general repairs and preventive maintenance on all air conditioner units, water coolers, split systems, heat pumps, mixing boxes, and refrigeration equipment.
• Clean mechanical rooms, pick up and deliver parts, assist other mechanics, and assist all higher-level mechanics in their areas of responsibility.
• Perform preventive maintenance on airside equipment (i.e., AHU, exhaust fan, supply fan) and waterside equipment (i.e., coils, pumps, towers).
• Maintain, troubleshoot, and repair DX equipment, including condensing units up to 5 tons, ice machines, freezers, and other refrigeration systems.
• Troubleshoot and repair hermetic, semi-hermetic, reciprocating, and scroll DX systems and chillers.
• Monitor temperature and pressure readings for historical purposes.
• Maintain and repair air handlers, adjusting airflows and temperatures to achieve energy savings and comfort levels.
• Dismantle malfunctioning systems, test components, and replace or adjust defective or worn parts.
• Screw, bolt, solder, and braze parts to assemble and repair motors, controls, switches, gauges, wiring harnesses, valves, pumps, compressors, condensers, pipes, pneumatic lines, refrigerant piping, and water lines.
• Install wiring to connect components to electric power sources and read and interpret electrical wiring diagrams.
• Troubleshoot, repair, and adjust pneumatic, electronic, and line voltage controls.
• Use the Facilities Automated Control System to locate system problems and take corrective action.
• Read and interpret blueprints, sketches, block diagrams, ladder diagrams, and electrical schematics.
• Use tools such as electrical multimeters and magnehelic gauges to determine filter efficiency.
• Care for, clean, maintain, install, identify, transfer, store, and properly dispose of filters; clean and maintain filter-housing areas; assist in maintaining filter inventory.
• Test and treat condenser and chilled water systems and add appropriate chemicals to achieve proper concentration levels.
• Properly add and recover refrigerant in a safe manner and fill out and maintain proper refrigerant logs in accordance with Duke and Federal guidelines.
• Fill out service reports, inventory forms, preventive maintenance records, and other related documentation.
• Properly start and stop equipment to perform maintenance activities.
• Perform proper alignment of sheaves, belts, couplings, and bearings.
• Be on call or Stand-By as described in the Local 465 agreement.
• Perform other related duties incidental to the work described herein.
• Learn and follow all safety protocols, including filter applications and workplace safety requirements.

Benefits

• We invest in training, support career progression, and provide a stable, mission-driven environment where your technical expertise makes a visible impact every day.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: High school or GED