Building Engineer - HVAC / VRF

ABM Industries•Laguna Hills, CA

5d•Onsite

About The Position

The Building Engineer - HVAC / VRF is responsible for the operation, maintenance, troubleshooting, repair, and optimization of HVAC and Variable Refrigerant Flow (VRF) systems within facilities. This position ensures that all HVAC equipment operates safely, efficiently, and reliably while maintaining occupant comfort and supporting overall facility operations.

Requirements

High School Diploma or GED required.
Minimum 3 to 5 years of commercial HVAC maintenance experience preferred.
Experience servicing VRF systems such as Mitsubishi, Daikin, LG, Samsung, Fujitsu, or similar platforms preferred.
Experience working in commercial office buildings, healthcare facilities, hotels, industrial properties, or institutional environments.
Strong knowledge of HVAC and refrigeration systems.
Knowledge of VRF system design, controls, and troubleshooting.
Understanding of refrigeration cycles and heat pump operation.
Ability to read blueprints, schematics, wiring diagrams, and technical manuals.
Familiarity with Building Automation Systems (BAS).
Working knowledge of electrical systems, motors, drives, and controls.
Strong troubleshooting and diagnostic skills.
Ability to prioritize and manage multiple maintenance tasks.
Strong communication and customer service skills.
Computer proficiency for work order and maintenance management software.
Valid Driver's License

Nice To Haves

Technical school, trade school, or associate degree in HVAC, Mechanical Systems, or related field preferred.
EPA Universal Refrigerant Certification (Required or obtained within designated timeframe)
HVAC Technician Certification
OSHA 10 or OSHA 30 Certification
Stationary Engineer License (where applicable)

Responsibilities

Operate, monitor, maintain, and repair HVAC and VRF systems.
Perform routine inspections of air handling units, fan coil units, condensers, heat pumps, and related equipment.
Troubleshoot and diagnose HVAC, refrigeration, electrical, and mechanical system issues.
Perform preventive maintenance on HVAC and VRF equipment according to manufacturer recommendations.
Monitor refrigerant levels, system pressures, temperatures, and operating performance.
Replace motors, belts, filters, sensors, actuators, and other HVAC components as required.
Maintain proper indoor air quality and occupant comfort levels throughout the facility.
Respond to HVAC-related service requests and emergencies.
Monitor and adjust Building Automation Systems (BAS) and HVAC control systems.
Troubleshoot communication and control issues involving thermostats, controllers, sensors, and VRF network components.
Assist with system programming adjustments and scheduling functions.
Analyze trend data to identify operational inefficiencies.
Assist with general building maintenance activities when required.
Support maintenance of plumbing, lighting, electrical, and mechanical systems.
Coordinate maintenance activities with vendors and contractors.
Maintain equipment rooms, mechanical spaces, and maintenance areas in a clean and organized condition.