HVAC/R Systems Technology

HVAC/R Systems Technology

Are you ready for a cool career in a hot field? 

Heating, ventilation, air conditioning, and refrigeration (HVAC/R) technicians install and maintain these complex systems. These roles are in demand across the country, with the U.S. Bureau of Labor Statistics projecting a 5% increase in the number of available positions through 2031. Explore local jobs.

Job Market Outlook

Success in this role requires hard work and determination. We’ll teach you the technical skills. Bring your A game! 

Learning By Doing 

In this program, you learn using a hands-on approach. You study principles and theory in the classroom, and then you immediately apply those skills in a lab setting. This method ensures you’re ready for work right after completing your HVAC/R education. 

You learn all about: 

  • Heating and humidification systems
  • Air conditioning units
  • Refrigeration systems
  • Ductwork
  • Electricity principles
  • Refrigerant handling
  • Motor operations, testing, and wiring
  • Safety standards
  • Problem-solving
  • Customer service

Get Started 

Choose from these program options: 

Associate Degree 

Learn everything you need to know about HVAC/R with the 64-credit Associate in Applied Science (AAS) degree, which can be completed by full-time students in five semesters (two-and-a-half years). Learn more: 


If the degree path isn’t for you, consider earning a certificate. We offer three, and they can be completed by part-time students in four semesters (two years). Specialize in heating, air conditioning, or refrigeration: 

You can also earn a certificate and then proceed toward the degree. For more information, contact Robert Featherstone, the program director. 


Your education prepares you to earn up to 20 national certifications, including industry-leading credentials from Trane, HVAC Excellence (ESCO Institute), and North American Technician Excellence (NATE). These certifications increase your personal marketability and show off your skills. 

A Program Designed for Your Success 

Excel at OCC. We offer: 

  • Affordable tuition
  • Small class sizes
  • Expert faculty members
  • Career services, counseling, and support programs
  • Internships and apprenticeships 
Program Director Robert Featherstone was named a Certified Master HVAC/R Educator (CMHE) by HVAC Excellence in 2022. In addition to his teaching work, Featherstone is also a noted author. His guidebook to HVAC/R certification and competency examinations is widely respected throughout the industry. 
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Meet Our Advisory Board 

Our program is guided by an advisory board of local employers and industry leaders. They visit your classes, meeting you and seeing your progress. They may even hire you! 

The board includes representatives from: 

Enroll Now 

Begin your studies with these steps: 

  • Apply to OCC. If you’re not already an OCC student, create a profile and complete our online application.
  • On the application, select one of the “HVAC/R Systems Tech” options.
  • Existing OCC students can update their academic program using the  Student Update Information Request form