HVAC Technician

CSS is seeking an experienced HVAC Technician to perform advanced maintenance, troubleshooting, and repair of industrial and commercial HVAC systems in a large facility and laboratory environment.

This role is ideal for a skilled technician who enjoys complex systems, hands‑on work, and problem‑solving.

• Maintain, service, and repair heating, cooling, refrigeration, and ventilation systems
• Troubleshoot and support large HVAC equipment, including chillers, boilers, pumps, valves, AHUs, VAVs, and BAS controls
• Perform preventive maintenance per manufacturer schedules (daily through annual)
• Respond to service requests and emergency repairs in a timely manner
• Inspect HVAC systems and recommend repairs or system improvements
• Safely work with multiple voltages (24
  
  VAC, 120
  
  VAC, 277
  
  VAC, 480
  
  VAC, DC)
• Document work, time, and materials using a CMMS system
• Follow OSHA, EPA, and facility safety standards

• Associate's degree or HVAC apprenticeship completion
• HVAC Journeyman License
• EPA Universal Certification
• Industrial or commercial HVAC experience
• Strong troubleshooting skills, including chiller plant systems
• Working knowledge of electrical systems and wiring
• Familiarity with ductwork, AHUs, VAVs, boilers, BAS, and static pressure
• Ability to read blueprints and technical documentation
• Comfortable using MS Office and electronic work order systems
• Willingness to be on‑call and work evenings or weekends as needed

• Lift up to 100 lbs
• Frequent bending, climbing, and working at heights up to 35 feet
• Ability to work in mechanical rooms, rooftops, and industrial environments

• Work on advanced and large‑scale HVAC systems
• Stable, long‑term opportunity
• Supportive team and professional environment
• Challenging, technical work with variety
• Employee‑Owned Company with full benefits

At CSS, we are committed to fostering an inclusive and merit‑based workplace. We provide equal employment opportunities to all individuals, ensuring that hiring and employment decisions are based on qualifications, skills, and performance. We do not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any other characteristic protected by law.

This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.