HVAC/Chiller Technician

NWACC

8d•$27•Onsite

About The Position

NorthWest Arkansas Community College (NWACC) provides quality and affordable higher education to empower lives and strengthen communities within Northwest Arkansas and surrounding areas. As the largest community college in Arkansas, NWACC is recognized as a leader in education. NWACC offers a full range of associate degrees, certificates and workforce training programs that prepare students for rewarding futures and careers. NWACC employees are dedicated to fostering a diverse educational community and cultural learning environment that supports student success. The HVAC / Chiller Technician is responsible for the operation, maintenance, repair, and optimization of commercial and industrial HVAC systems with a primary focus on water-cooled and air-cooled chillers. This role ensures peak performance, efficiency, and reliability of chiller systems through proactive maintenance, timely troubleshooting, and adherence to industry best practices.

Requirements

High school diploma or equivalent; technical or trade school certification in HVAC/R
Minimum of 3 years of experience in commercial or industrial HVAC service, with direct experience in chiller maintenance and repair
Experience with screw, and scroll chiller systems (e.g., Trane, York, Carrier, Daikin).
Experience in mechanical, electrical, and control troubleshooting
HVAC Mechanic in accordance with ACA 17-33-301
EPA Section 608 Universal License

Nice To Haves

Five years of direct field experience in Chiller Maintenance and Repair
OEM factory training/certification from major manufacturers (Trane, Carrier, York, Daiken etc.)
OEM or factory authorized VFD training certifications
Knowledge of Building controls platforms Trane/Niagara etc.
Knowledge of the laws and regulations relating to HVACR skilled trades
Ability to read and interpret blueprints, manuals, schematics, building plans, and/or work drawings
Knowledge of chiller plant operations, performance optimization, and load management
Knowledge of principles of HVAC/R systems, particularly screw, and scroll chillers
Skilled at diagnosing and repairing chiller components (compressors, heat exchangers, pumps, expansion valves, controls)
Ability to respond quickly to emergency breakdowns and restore system operations
Ability to stay current with new chiller technologies and evolving industry standards

Responsibilities

Perform scheduled preventative maintenance on centrifugal, screw and scroll chillers in accordance with manufacturer guidelines
Conduct performance inspections, system diagnostics, and operational testing of chiller components including compressors, condensers, evaporators, pumps, VFD's and controls
Monitor chiller performance data and make adjustments to optimize efficiency, capacity, and reliability
Monitor water treatment reports to prevent scaling, corrosion, and biological growth in chiller and cooling tower systems
Keep accurate maintenance records, service logs, and equipment performance reports
Ensure compliance with safety regulations, environmental requirements, and refrigerant handling procedures (EPA Section 608)
Support seasonal start-up and shutdown procedures for chiller plants
Coordinate with contractors, facility engineers, and building management to schedule and execute repairs with minimal operational disruption
Other duties as assigned

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