HVAC Mechanical Tech Support Specialist II

AAON, Inc. • Tulsa, OK

2d

About The Position

Position Overview Our organization designs and manufactures high-performance commercial HVAC systems serving mission-critical facilities, large-scale commercial campuses, healthcare, data centers, industrial environments, and complex mechanical infrastructures across the United States. Technical Support within our organization is not transactional support — it is a high-impact engineering function directly tied to revenue protection, warranty cost control, customer retention, and brand equity. This role operates as a technical authority and escalation point, serving as the bridge between field operations, sales, manufacturing, quality, and engineering. The Technical Support Specialist protects system uptime, mitigates financial exposure, drives resolution strategy during critical failures, and influences long-term product improvement initiatives. This position carries increasing technical authority, autonomy, and business impact across tier levels. Tier II – Advanced Technical Support Specialist Primary Focus: Independent diagnostics and cross-functional collaboration. Independently diagnose complex mechanical, electrical, and controls-related issues. Interpret integrated system behavior across refrigeration circuits, controls logic, airflow dynamics, and safety devices. Reduce repeat service events by identifying root cause trends. Assist in onboarding new technical staff and Tier 1 training. Exercise judgment in warranty exposure mitigation. Impact Level: Directly reduces warranty expense, minimizes downtime, and protects national customer accounts. Core Responsibilities Protects system uptime in mission-critical environments. Mitigates financial exposure and warranty risk. Safeguards customer relationships and brand equity. Interprets wiring diagrams, sequence of operation, and mechanical schematics with precision. Guides technicians toward safe, code-compliant, and performance-driven solutions. Communicate with authority during high-pressure field events. Documents technical findings to improve organizational learning. Disclaimer: Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at a time with or without notice. This job description is not an exhaustive list of all functions that the employee may be required to perform, and the employee may be required to perform additional functions. The company reserves the right to revise this job description at any time. The employee must be able to perform the essential functions of the position satisfactorily. If requested, reasonable accommodation may be made to enable employees with disabilities to perform the essential functions of the job, absent undue hardship. At AAON, we are driven by a commitment to innovation and sustainability. Since 1988, we have been at the forefront of the HVAC industry, providing cutting-edge solutions for commercial and industrial indoor environments. Our dedication to designing and manufacturing highly configurable equipment ensures that we meet the exact needs of our clients, delivering unparalleled efficiency, performance, and long-term value. Join us in our mission to create a cleaner and more sustainable future.

Requirements

• Diagnostic expertise in commercial HVAC mechanical and electrical systems.
• Strong working knowledge of refrigeration circuits, airflow dynamics, safety controls, and system integration.
• High-level proficiency interpreting complex wiring diagrams and control schematics.
• Understanding commercial HVAC controls platforms and safety standards.
• Clear, confident technical communication during live service events.
• Strong professional judgment and customer-facing composure.

Responsibilities

• Protects system uptime in mission-critical environments.
• Mitigates financial exposure and warranty risk.
• Safeguards customer relationships and brand equity.
• Interprets wiring diagrams, sequence of operation, and mechanical schematics with precision.
• Guides technicians toward safe, code-compliant, and performance-driven solutions.
• Communicate with authority during high-pressure field events.
• Documents technical findings to improve organizational learning.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed
• Number of Employees: 501-1,000 employees