Electrical Controls Engineer III

Electrical Controls Engineer III – Job Description

• Writes software code (PLC/DDC), analyzing, and implementing software for all products.
• Writes product specifications & sequence of operation of AAON products.
• Modifies software for custom control (PLC/DDC), makes recommendation changes, and directs testing of the software offline, online, and in the production line.
• Analyzes and implements electrical hardware control VFD Relay logic for all products.
• Designs and implements the KAIC, Automation wiring sizes, fuse sizes, and new charts tables.
• Estimates the total cost of control and helps application with sequence specification.
• Maintains customer technical support for hardware and software designs, including troubleshooting field problems and developing solutions.
• Collaborates with field services to start up the units, which may include travel to field locations.
• Coordinates and leads engineering projects, working with management, production, applications, and marketing staff to plan and assess feasibility of projects.
• Works indirectly with line engineering and production departments to implement ECN.

Bachelor's degree in Electrical Engineering, or equivalent, and 7‑10 years’ industry experience in commercial HVAC manufacturing, or equivalent experience in a similar industry.

• Solid experience and knowledge of building control systems and protocols.
• Strong background in control applications, with experience in the use of web‑based development tools.
• Expertise in Niagara AX, MSTP BACnet, LONWORKS, and Modbus Protocol.

• Primarily works in office environment.
• Work requires occasional exposure to manufacturing facilities with seasonal hot and cold temperatures, dust, and some chemical fume exposure.
• Ability to stand comfortably for prolonged periods of time, as much as 95% of the workday.
• Ability to lift up to 50 pounds occasionally.

Tulsa, OK

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 any 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 accommodations may be made to enable employees with disabilities to perform the essential functions of the job, absent undue hardship.

Mid‑Senior level

Full‑time

Engineering and Information Technology
• Machinery Manufacturing