HVAC Field Tech I: Install, Maintain & Troubleshoot

AAON, Inc.; Tulsa (OK); On-site; USD 38,000 - 60,000; Full time

Benefits offered by this job

Tuition reimbursement

Paid time off

Paid holidays

Health insurance

Health Savings Accounts

Profit sharing or annual incentive

Bonus

Premium 401(k) plan

Job summary

AAON, Inc. is seeking an entry-level Field Service Technician I to provide on-site installation, maintenance, and repair of HVAC equipment at customer locations. You will document service work, assist customers with operation procedures, and support safety and quality standards in a dynamic field setting.

This role offers hands-on training, exposure to electrical and control systems, and opportunities to advance in field service operations while delivering reliable comfort solutions to clients.

Qualifications

• Requires a high school diploma or GED; 2+ years in technical service, HVAC, or related field.
• EPA Certification or HVAC-related certifications preferred.
• Experience with HVAC equipment, controls, or refrigeration systems.

Responsibilities

• Assist in installation, startup, maintenance, and repair of HVAC equipment at customer locations.
• Perform routine inspections and preventive maintenance activities for reliability.
• Diagnose basic mechanical, electrical, and controls issues; escalate complex problems.
• Document service activities, parts usage, and customer interactions accurately.
• Communicate status and recommendations to customers professionally.
• Operate and maintain tools, equipment, and service vehicles per standards.
• Support commissioning, startup, and operational verification activities.
• Assist customers with operation and troubleshooting guidance.
• Ensure compliance with safety standards and customer site requirements.
• Coordinate with support teams to resolve issues.
• Participate in training to develop field service expertise.

Skills

HVAC basics

Troubleshooting

Customer service

Documentation

Electrical systems

Education

High School Diploma or GED

Associate degree (preferred)

Tools

Diagnostic equipment

Hand tools

Power tools

Job description

AAON, Inc. is seeking an entry-level Field Service Technician I to provide on-site installation, maintenance, and repair of HVAC equipment at customer locations. You will document service work, assist customers with operation procedures, and support safety and quality standards in a dynamic field setting.

This role offers hands-on training, exposure to electrical and control systems, and opportunities to advance in field service operations while delivering reliable comfort solutions to clients.