Senior HVAC Field Service Technician

AAON, Inc.; Tulsa, Northern (OK, KY); Hybrid; USD 52,000 - 78,000; Full time

Job summary

AAON, Inc. in Tulsa, OK is seeking a Field Service Technician II to independently install, maintain, troubleshoot, and repair HVAC equipment at customer sites.

You will diagnose mechanical, electrical, refrigeration, and controls issues with minimal supervision, contributing to equipment reliability and uptime. Responsibilities include preventive maintenance, service documentation, commissioning support, and coordinating with engineering and warranty teams while ensuring safety and quality in

Qualifications

• Requires a high school diploma or GED.
• 4+ years of experience in HVAC service, technical field service, industrial maintenance, or related field.
• EPA Certification and HVAC-related certifications preferred.

Responsibilities

• Install, startup, maintenance, troubleshooting, and repair of HVAC equipment and associated systems at customer sites.
• Diagnose and resolve mechanical, electrical, refrigeration, and controls-related issues with minimal supervision.
• Perform routine inspections, preventive maintenance, and system evaluations to optimize performance.
• Maintain service records, test results, and communications with customers.
• Coordinate with technical support, engineering, and warranty teams to resolve complex field issues.

Skills

HVAC knowledge

Troubleshooting

Customer service

Reading wiring diagrams

Communication

Safety awareness

Education

GED

Associate degree or technical degree in HVAC

Job description

AAON, Inc. in Tulsa, OK is seeking a Field Service Technician II to independently install, maintain, troubleshoot, and repair HVAC equipment at customer sites.

You will diagnose mechanical, electrical, refrigeration, and controls issues with minimal supervision, contributing to equipment reliability and uptime. Responsibilities include preventive maintenance, service documentation, commissioning support, and coordinating with engineering and warranty teams while ensuring safety and quality in