HVAC Technician

Job Description

Job Description

The HVAC Technician – Commercial HVAC is a journey-level technician responsible for skilled installation, maintenance, troubleshooting, and repair of commercial heating, ventilation, and air conditioning systems. This role performs complex technical tasks with minimal supervision and ensures equipment reliability and efficiency across campus/commercial facilities. The Technician III is expected to demonstrate strong diagnostic ability, solid understanding of HVAC systems, and consistent, high-quality workmanship.

Responsibilities

Operations & Maintenance  

• Perform skilled troubleshooting and repair on a wide range of commercial HVAC systems including air handlers, heat pumps, split systems, VAV boxes, VRF and PTAC systems, boilers, chillers, and pumps. 
• Conduct routine and preventive maintenance to maintain system reliability and energy efficiency. 
• Assist with installation, replacement, and retrofitting of HVAC components and equipment. 
• Make adjustments using building automation systems (BAS/EMS) within assigned permissions. 
• Identify potential system issues and recommend corrective actions or escalation to supervisors when needed.

Technical Support  

• Interpret wiring diagrams, schematics, service manuals, and sequences of operation. 
• Provide feedback on system performance and participate in root-cause analysis for recurring issues. 
• Maintain accurate documentation of all labor, parts, and system readings in the CMMS.

Compliance & Safety

• Follow all EPA, OSHA, and mechanical code requirements for safe HVAC service and refrigerant handling. 
• Maintain EPA Section 608 certification and adhere to proper recovery and documentation practices. 
• Apply lockout/tagout and other safety procedures during equipment service.

Customer Service & Communication  

• Communicate effectively with supervisors, building occupants, and team members regarding service needs, repairs, and timelines. 
• Provide clear written notes, recommendations, and equipment condition reports. 
• Represent the mechanical trades team professionally during daily interactions.

Work Schedule  

• Full-time; may include scheduled on-call rotations or occasional after-hours/emergency work.

Required Qualifications

• High school diploma or equivalent.
• EPA Section 608 Universal or Type II certification.
• Strong knowledge of HVAC fundamentals: refrigeration cycle, hydronics, air distribution, and controls.
• Ability to read blueprints, schematics, and technical documentation.
• Valid driver’s license.
• Ability to lift and carry up to 50 lbs regularly.
• Work in mechanical rooms, rooftops, confined spaces, and elevated locations.
• Ability to work in hot or cold environments depending on equipment conditions.
• Strong problem-solving and diagnostic skills
• Solid understanding of commercial HVAC systems
• Good communication and teamwork
• Attention to detail and quality workmanship
• Commitment to safety and compliance

Desired Qualifications

• 5+ years of commercial HVAC experience , including troubleshooting and repair.
• Completion of a recognized HVAC apprenticeship program or technical school training.
• Experience in institutional, university, hospital, or large commercial facilities.

Additional certifications

• NATE certification
• Factory training for VRF, BAS, or commercial equipment
• Boiler operator training/certification

Chapman University is a nationally ranked institution offering traditional undergraduate and graduate programs in the heart of Orange County, one of Southern California’s most diverse and vibrant regions. The university achieved R2 status in the Carnegie Classification of Institutions of Higher Education, a distinction held by just 10 percent of all U.S. universities.

Chapman University does not discriminate on the basis of race, color, gender, religion, national or ethnic origin, disability, age, marital status or sexual orientation in the administration of its education policies or any other policies or programs administered by the university.

Company Description

Chapman University is a nationally ranked institution offering traditional undergraduate and graduate programs in the heart of Orange County, one of Southern California’s most diverse and vibrant regions. The university achieved R2 status in the Carnegie Classification of Institutions of Higher Education, a distinction held by just 10 percent of all U.S. universities. \r\n\r\nChapman University does not discriminate on the basis of race, color, gender, religion, national or ethnic origin, disability, age, marital status or sexual orientation in the administration of its education policies or any other policies or programs administered by the university.