MalaceHR is seeking an experienced Commercial HVAC Technician to support a large commercial property with an extensive HVAC and mechanical infrastructure. This position will be responsible for the operation, maintenance, troubleshooting, and repair of a wide variety of commercial HVAC equipment, including 30+ rooftop units, chillers, cooling towers, boilers, pumps, air handling units, and associated building systems.

The ideal candidate will have strong commercial or industrial HVAC experience and be comfortable taking ownership of a large facility's mechanical systems. This individual should be capable of independently diagnosing equipment issues, performing preventive maintenance, coordinating repairs, and ensuring HVAC systems operate safely, reliably, and efficiently.

Key Responsibilities

Operate, maintain, troubleshoot, and repair commercial HVAC and mechanical systems throughout the property.
Maintain and service 30+ commercial rooftop units (RTUs).
Operate and maintain chillers, cooling towers, boilers, pumps, and associated central plant equipment.
Troubleshoot and repair air handling units, package units, split systems, exhaust systems, ventilation equipment, and other HVAC systems.
Perform scheduled preventive and predictive maintenance on HVAC and mechanical equipment.
Inspect mechanical equipment regularly to identify developing issues before failures occur.
Troubleshoot compressors, motors, pumps, fans, belts, bearings, contactors, relays, valves, actuators, sensors, thermostats, and other HVAC components.
Diagnose refrigeration, electrical, controls, airflow, hydronic, and mechanical issues.
Perform refrigerant recovery, leak detection, evacuation, charging, and other refrigeration-related work.
Monitor and maintain chilled water and hot water systems.
Inspect and maintain cooling tower components, including pumps, motors, belts, fans, valves, and water distribution systems.
Monitor boiler operation and perform routine maintenance and troubleshooting as permitted by applicable licensing requirements.
Maintain pumps, piping, valves, strainers, heat exchangers, and other components associated with hydronic HVAC systems.
Monitor system temperatures, pressures, flow rates, and operating conditions to identify abnormalities.
Respond to heating, cooling, and mechanical service requests and restore equipment to proper operation.
Perform filter changes, coil cleaning, belt replacement, drain cleaning, lubrication, and other routine HVAC maintenance.
Utilize Building Automation Systems (BAS/BMS) to monitor equipment operation, temperatures, alarms, schedules, and system performance.
Troubleshoot basic HVAC controls and communicate with controls contractors when additional support is required.
Maintain accurate records of preventive maintenance, repairs, equipment conditions, and completed work orders.
Utilize a CMMS or electronic work-order system to document maintenance activities.
Coordinate with third-party vendors and contractors for specialized repairs, inspections, and major equipment service.
Assist with identifying capital replacement needs and long-term equipment maintenance priorities.
Maintain appropriate inventory of filters, belts, refrigerant, parts, and commonly used HVAC materials.
Follow all applicable safety procedures, including lockout/tagout, refrigerant handling, confined space, and electrical safety requirements.
Assist with additional facility and mechanical maintenance responsibilities as needed.

Qualifications

3–5+ years of commercial or industrial HVAC maintenance and service experience preferred.
Strong experience maintaining and troubleshooting commercial rooftop units.
Experience working with chillers, cooling towers, boilers, pumps, and hydronic HVAC systems strongly preferred.
Previous experience supporting a large commercial building, campus, industrial facility, hospital, data center, or similar environment is highly desirable.
Strong understanding of commercial refrigeration cycles and HVAC system operation.
Experience troubleshooting electrical and mechanical components associated with HVAC equipment.
Knowledge of chilled water and hot water systems.
Experience with air handling units, VAV systems, package units, exhaust systems, pumps, valves, and associated mechanical equipment.
Ability to read electrical schematics, wiring diagrams, mechanical drawings, and equipment manuals.
Familiarity with Building Automation Systems (BAS/BMS) preferred.
Experience utilizing a CMMS or electronic work-order system preferred.
Ability to independently troubleshoot equipment failures and determine appropriate corrective actions.
Strong communication, organization, and customer service skills.
Ability to prioritize preventive maintenance, service calls, and emergency equipment repairs.

Certifications

EPA Section 608 Universal Certification required.
HVAC trade school, apprenticeship, or equivalent technical training preferred.
Boiler Operator or Stationary Engineer license preferred where applicable.
OSHA, NATE, or other relevant HVAC and safety certifications are a plus.
Valid driver's license may be required.