Jonah Park

HVAC Technician

Phoenix, AZ, United States

Professional Summary

HVAC Technician with 10 years of hands-on experience installing, servicing, and troubleshooting residential and commercial heating and cooling systems. EPA Section 608 Type II certified, with strong capability in split systems, rooftop units, refrigerant recovery, brazing, airflow diagnostics, and preventive maintenance. Known for efficient customer-facing service, clear communication, and dependable company-van route execution. Reduced callbacks through disciplined checklist QA while mentoring apprentices and maintaining safe, code-conscious work.

Employment History

HVAC Technician

Desert Air Comfort · Phoenix, AZ

Mar, 2021 · Present

• Install and repair split systems and rooftop units across residential and light commercial properties. • Average 8–10 service calls per day while maintaining strong customer satisfaction and clear service explanations. • Cut callback rate approximately 18% through checklist-based quality assurance. • Mentor 2 apprentices on diagnostics, safe tool use, and customer-ready work. • Maintain EPA Section 608 Type II practices and a company van route covering the East Valley.

Apprentice HVAC Technician

Valley Mechanical Services · Tempe, AZ

Jun, 2018 · Feb, 2021

• Assisted senior technicians with installs of heat pumps and package units in residential and commercial settings. • Built practical skills in refrigerant charging, brazing, soldering, and airflow balancing. • Completed manufacturer training for Trane and Carrier equipment. • Maintained organized parts inventory and replenishment logs on the service truck.

Maintenance Helper

Sunbelt Facilities Group · Mesa, AZ

Aug, 2016 · May, 2018

• Completed filter changes, basic HVAC troubleshooting, and work-order logging for facilities teams. • Supported commercial preventive-maintenance routes with careful documentation and safe jobsite practices. • Assisted technicians with tools, materials, equipment checks, and tenant-ready cleanup.

Education

Certificate — HVAC/R Technology

GateWay Community College · Phoenix, AZ

2018 · 2018

HVAC/R systems, electrical fundamentals, refrigerant handling, brazing, safety, diagnostics, and preventive maintenance.

High School Diploma

Mesa High School · Mesa, AZ

2012 · 2016

Completed college-preparatory and technical coursework with a focus on practical problem solving and safety.

Skills

EPA 608 Type II

Brazing & soldering

Refrigerant recovery

Split-system install

Rooftop units

Courses

EPA Section 608 Type II Certification

EPA / ESCO Institute · Phoenix, AZ

2019 · 2019

EPA Section 608 Type II credential for high-pressure refrigerant systems; recovery, evacuation, charging, and safe handling.

OSHA 10-Hour Construction Safety

OSHA Outreach Training · Phoenix, AZ

2020 · 2020

10-hour safety training covering hazard recognition, PPE, fall prevention, electrical awareness, and safe jobsite practices.

NATE Ready-to-Work Certificate

North American Technician Excellence · Phoenix, AZ

2018 · 2018

Entry-level HVAC competency credential covering tools, safety, basic electricity, comfort systems, and diagnostic fundamentals.