Sales Application Engineer - Cleanroom AHU

AAON, Inc.; United States; On-site; USD 103,000 - 139,000; Full time

Benefits offered by this job

Tuition reimbursement

Paid time-off

Healthcare insurance & Health Savings

Profit sharing or Annual Incentive

401(k) plan

Job summary

AAON, Inc. is seeking an experienced applications engineer to lead the technical evaluation and application of HVAC systems for complex customer projects.

You will analyze customer specifications, develop optimized solutions, and provide advanced engineering guidance for custom configurations. In this role, you will independently manage large projects from concept through delivery, serve as a primary technical resource for escalations, and collaborate with engineering, manufacturing, and sales

Qualifications

• Bachelor’s degree in Mechanical, Electrical, Industrial Engineering or related field.
• 5+ years in applications engineering, sales engineering, or related technical field.
• Equivalent education/experience acceptable.

Responsibilities

• Lead evaluation and application of HVAC systems for complex projects.
• Analyze customer specifications to develop optimized solutions.
• Provide advanced engineering guidance for custom configurations.
• Independently manage large/complex application projects from concept through delivery.
• Serve as primary technical resource for escalations and issue resolution.
• Collaborate with engineering, manufacturing, and sales to meet performance, cost, and production requirements.
• Support sales with technical presentations and customer interactions.
• Review technical documentation for accuracy and completeness.
• Contribute insights from customer feedback to product development.

Skills

HVAC systems

Thermodynamics

Technical analysis

Customer engagement

Project management

Mentoring

Cross-functional collab

Communication

Education

Bachelor's degree in Mechanical/Electrical/Industrial Engineering

Job description

Primary Duties

Lead technical evaluation and application of HVAC systems for complex and high-impact customer projects. Analyze customer specifications, system requirements, and design constraints to develop optimized solutions. Provide advanced engineering guidance for custom product configurations and special applications. Independently manage large or complex application projects from concept through solution delivery. Serve as a primary technical resource for escalations, troubleshooting, and resolution of application issues. Collaborate with engineering, manufacturing, and sales teams to ensure solutions meet performance, cost, and production requirements. Support sales teams with technical presentations, customer interactions, and strategic project discussions. Review and validate technical documentation, selections, and specifications for accuracy and completeness. Contribute to product development by providing insights based on customer feedback and application experience.

• Mentor and provide guidance to junior sales applications engineers.
• Assist in development of application standards, tools, and best practices.
• Support new product introduction efforts, including training and application validation.
• Participate in cross-functional initiatives to enhance product performance and customer experience.
• Performs other duties as assigned.

Job Requirements Education and Experience Requirements

Requires a Bachelor’s degree in Mechanical Engineering, Electrical Engineering, Industrial Engineering, or a related discipline; 5+ years of experience in applications engineering, sales engineering, or a related technical field, Or any combination of education and experience, which would provide an equivalent background.

Knowledge, Skills, and Abilities

Advanced knowledge of HVAC systems, applications, and thermodynamic principles. Strong ability to interpret complex technical specifications and system designs. Excellent analytical and problem-solving skills. Strong communication and customer engagement capabilities. Ability to manage complex projects with minimal supervision. Ability to mentor and guide less experienced engineers.

Essential and Physical Functions

Ability to analyze complex system requirements and develop effective solutions. Strong attention to detail and critical thinking capabilities. Ability to manage multiple complex priorities in a fast-paced environment. Ability to communicate effectively with technical and non-technical stakeholders. Ability to sit or stand for extended periods during work activities. Ability to lift up to 50 lbs. occasionally and navigate manufacturing environments.

Work Environment

Perform work primarily in an office environment with regular cross-functional collaboration. Frequent visits to manufacturing areas with exposure to temperature variations, noise, and industrial conditions. Regular interaction with engineering, sales, and production teams. Occasional travel to customer sites, industry events, or training sessions. Compliance with all company policies and procedures to maintain a safe working environment. Use of personal protective equipment (PPE) as required when visiting production areas.

Disclaimer

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

Benefits and Compensation Summary

We offer competitive compensation and robust benefits to all full-time team members, including:

• Tuition reimbursement Paid time-off Paid holidays Healthcare insurance & Health Savings Accounts Profit sharing or Annual Incentive Plan Bonus Premium 401(k) plan

Pay Range: $102,876.00 - $139,186.00

At AAON and BASX, we’re driven by a shared commitment to innovation, performance, and sustainability. Since 1988, AAON has been at the forefront of the HVAC industry, delivering cutting-edge solutions for commercial and industrial indoor environments. Since joining forces with AAON in 2021, BASX has built on that foundation with highly engineered, custom solutions for critical environments—including cleanrooms, data centers, and laboratories—where precision and reliability matter most. Together, we design and manufacture highly configurable systems tailored to each application, ensuring our customers achieve exceptional efficiency, performance, and long-term value. Join us in shaping smarter, more sustainable environments for the future.