Senior HVAC Mechanic

Position Introduction:

The HVAC Journeyman performs skilled work in the installation, maintenance, troubleshooting, repair, and operation of commercial and industrial heating, ventilation, air conditioning, refrigeration, and mechanical systems. This position is responsible for maintaining central plant equipment and building systems to ensure safe, reliable, and efficient operation of University facilities. The incumbent works independently and as part of a maintenance team to diagnose and repair complex HVAC equipment, hydronic systems, boilers, chillers, refrigeration equipment, and air distribution systems.

Essential Duties and Responsibilities:

• Troubleshoot, maintain, repair, and install commercial and industrial HVAC equipment and systems.
• Diagnose and repair centrifugal, screw, and reciprocating chillers, cooling towers, chilled water systems, and associated controls.
• Maintain and repair steam and hot water boilers, burners, combustion controls, safety devices, and distribution systems.
• Troubleshoot and repair hydronic heating and cooling systems, including pumps, heat exchangers, piping networks, expansion tanks, valves, and related components.
• Install, maintain, and repair air handling units (AHUs), variable air volume (VAV) systems, fan coil units, exhaust systems, and ventilation equipment.
• Troubleshoot and repair commercial and industrial refrigeration equipment, including walk-in coolers, freezers, ice machines, reach-in coolers, and associated refrigeration components.
• Diagnose and repair HVAC electrical, pneumatic, electronic, and direct digital control (DDC) systems.
• Perform refrigerant recovery, evacuation, leak detection, and charging in compliance with EPA regulations.
• Maintain and troubleshoot motors, compressors, pumps, fans, belts, bearings, actuators, dampers, and control valves.
• Interpret blueprints, schematics, wiring diagrams, technical manuals, and specifications.
• Utilize Building Automation Systems (BAS) to monitor equipment performance and identify operational issues.
• Perform preventive and predictive maintenance on HVAC and refrigeration equipment.
• Respond to emergency calls and equipment failures to minimize downtime and maintain facility operations.
• Maintain accurate records of inspections, maintenance activities, repairs, and work orders.
• Follow all applicable safety procedures, lockout/tagout requirements, environmental regulations, and University policies.
• Assist with equipment installation, renovations, upgrades, and commissioning projects as assigned.

Knowledge, Skills, and Abilities:

• Advanced knowledge of commercial and industrial HVAC, refrigeration, hydronic, boiler, and chiller systems.
• Knowledge of HVAC electrical systems, motors, controls, variable frequency drives (VFDs), and Building Automation Systems.
• Ability to diagnose and repair complex mechanical, electrical, and control system failures.
• Knowledge of refrigeration theory, refrigeration cycles, and refrigerant handling requirements.
• Ability to read and interpret blueprints, specifications, wiring diagrams, and technical documentation.
• Skilled in the use of HVAC diagnostic equipment, electrical testing devices, refrigerant recovery equipment, and hand and power tools.
• Ability to work independently, prioritize multiple assignments, and effectively respond to emergencies.
• Ability to communicate effectively with customers, supervisors, and coworkers.

Working Conditions:

• Frequent standing, walking, climbing, bending, lifting, and working in mechanical rooms, rooftops, confined spaces, and other facility environments.
• Ability to lift and carry equipment and materials in accordance with established safety guidelines.
• May be required to work overtime, weekends, holidays, and respond to emergency call-outs as needed.

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Required Education and Experience:

• High School Diploma, GED, Vo-Tech or Trade School Certification.
• 24 months refrigeration experience.

Required Certifications and Licenses:

• Current State of Oklahoma HVAC License.
• Federal EPA refrigeration certification.
• Valid Oklahoma Driver's License in order to drive University vehicles or ability to obtain within 30 days from hire date

Department Preferences:

• Current Oklahoma Boiler Operator License.
• Oklahoma Mechanical Journeyman's license.
• Experience working in a university, healthcare, industrial, or institutional environment.
• Experience with Building Automation Systems (BAS) and Energy Management Systems.
• Experience maintaining central plant equipment, steam systems, chilled water systems, and cooling towers.
• EPA Section 608 Universal Certification.
• Three (3) years of experience maintaining and repairing commercial or industrial HVAC systems, including boilers, chillers, hydronic systems, VAV systems, air handling equipment, and refrigeration equipment.