Testing Technician – HVAC & Refrigeration Systems

Job Description

We are looking for a Lab Technician to join our team at our Northbrook, IL headquarters. This is a fully onsite position, Monday through Friday.

In this role, you will be responsible for setting up and conducting tests on refrigeration and HVAC systems, ensuring compliance with industry standards. The ideal candidate has a background in HVAC systems, refrigeration testing, or trade school HVAC training. We value individuals who are detail-oriented, technically skilled, and eager to collaborate in a fast-paced laboratory environment.

Responsibilities

• Set up and operate HVAC and refrigeration testing equipment according to defined procedures.
• Assemble, modify, and troubleshoot test setups to meet testing specifications.
• Read and interpret blueprints, schematics, wiring diagrams, and operational instructions.
• Conduct performance tests, analyze results, and ensure accuracy in documentation.
• Record test data and generate detailed reports, ensuring compliance with industry standards.
• Work closely with engineers to adapt test setups and improve methodologies.
• Perform routine maintenance and basic calibration of lab equipment.
• Assist in the development of new test methods and provide feedback for process improvements.
• Communicate effectively with customers and internal teams to ensure proper test execution.
• Ensure adherence to safety and quality protocols in all lab activities.
  
  

Qualifications

• High school diploma or equivalent; trade school training in HVAC is a plus.
• Minimum of 3 years of experience in HVAC, refrigeration testing, or a related field.
• Experience with testing and troubleshooting HVAC or refrigeration systems is preferred.
• Universal EPA Refrigerant Certification (Type Universal EPA) is a strong advantage.
• Strong analytical skills and attention to detail in test execution and data recording.
• Effective communication skills with the ability to interact with clients and internal teams.
• Ability to work independently while following defined test protocols.
• Proficiency in Microsoft Office Suite and ability to integrate automation tools in testing procedures.
• Interest in continuous improvement and problem-solving within a laboratory setting.
  
  

What you'll experience working at UL:

• Total Rewards: We understand compensation is an important factor as you consider the next step in your career. The estimated salary range for this position is $40,000 and $56,000 and is based on multiple factors, including job-related knowledge/skills, experience, geographical location, as well as other factors. This position is eligible for annual bonus compensation with a target payout of 5% of the base salary. This position also provides health benefits such as medical, dental and vision; wellness benefits such as mental and financial health; and retirement savings (401K) commensurate with the standard rewards offered in each individual location or country. We also provide full-time employees with paid time off including vacation (15 days), holiday including floating holidays (12 days) and sick time off (72 hours).
  
  

Learn More:

Curious? To learn more about us and the work we do, visit our company page www.UL.com

About Us

A global leader in applied safety science, UL Solutions (NYSE: ULS) transforms safety, security and sustainability challenges into opportunities for customers in more than 110 countries. UL Solutions delivers testing, inspection and certification services, together with software products and advisory offerings, that support our customers’ product innovation and business growth. The UL Mark serves as a recognized symbol of trust in our customers’ products and reflects an unwavering commitment to advancing our safety mission. We help our customers innovate, launch new products and services, navigate global markets and complex supply chains, and grow sustainably and responsibly into the future. Our science is your advantage.

About The Team

Our global network of 90 laboratories is constantly evolving, because the world around us is always changing. We embrace this — we invest in improving our equipment and our skills so we’re one step ahead of the market. One day we could be setting up a burn test and the next, simulating a tornado. And because we’re always evolving, your career will evolve alongside us, whether you’re working on brand new technology or connecting with experts around the globe. Join our team, drive the growth of our organization and deliver real change — in a changing world.