Devon Hale

Commercial HVAC Technician

Phoenix, AZ, United States

Professional Summary

Commercial HVAC Technician with 8+ years of experience installing, servicing, and commissioning rooftop units, VRF/VRV systems, package units, chillers, and building controls across retail, healthcare, school, and warehouse sites. EPA Section 608 Universal certified, with strong electrical and controls troubleshooting skills and a record of completing complex work safely and on schedule. Cut emergency callback rates 28% through standardized diagnostics and preventive-maintenance routes while maintaining a 90%+ first-time fix rate. Trusted lead technician and mentor who combines clear customer communication with disciplined documentation and dependable after-hours response.

Employment History

Lead HVAC Technician

Desert Peak Mechanical · Phoenix, AZ

Mar, 2021 · Present

• Lead installs and service for 40+ commercial rooftop and VRF systems annually across retail and healthcare sites • Cut emergency callback rate 28% by standardizing diagnostic checklists and preventive maintenance routes • Mentor 3 junior techs; average first-time fix rate above 90% on assigned tickets

HVAC Technician

Sunbelt Climate Systems · Tempe, AZ

Jun, 2017 · Feb, 2021

• Diagnosed and repaired chillers, package units, and controls for mid-size commercial clients • Completed 1,200+ service calls with high customer satisfaction scores • Supported after-hours on-call rotation covering 15+ facilities

Junior HVAC Technician

Valley Air Apprenticeship Program · Mesa, AZ

Aug, 2015 · May, 2017

• Assisted senior techs on installs, ductwork, and start-ups; earned EPA 608 Universal • Logged preventive maintenance on school and warehouse HVAC systems • Built foundational skills in safe brazing, electrical troubleshooting, blueprint reading, and customer communication

Education

HVAC/R Certificate

Gateway Community College · Phoenix, AZ

2015 · 2015

Technical training in refrigeration cycles, commercial HVAC installation, electrical systems, controls, brazing, safety, and preventive maintenance.

Skills

EPA 608 Universal

Commercial RTU; VRF/VRV; Building Controls; Brazing; Electrical Troubleshooting; Preventive Maintenance; Blueprint Reading; Customer Communication

Courses

OSHA 10 & NATE Ready to Work

Industry Certification · Phoenix, AZ

OSHA 10 safety training and NATE Ready to Work fundamentals covering safe jobsite practices, HVAC/R tools, core service procedures, and customer-ready troubleshooting.