Chiller Technician, Commercial HVAC

We are seeking a highly skilled Chiller Technician with hands‑on experience servicing centrifugal, low‑pressure, absorption, and screw chillers in commercial and industrial environments. This role requires strong mechanical, electrical, and control troubleshooting skills, as well as a commitment to safety, reliability, and customer satisfaction.

ABM is a military and veteran friendly employer, veterans and candidates with military experience encouraged to apply. Military Occupational Specialty Code: 91E, 91C, EM, HT, MK, DC, 1161, 1341, 3E1 X1

• Perform preventive maintenance, diagnostics, and repairs on:
  • Centrifugal
  • Low‑pressure
  • Absorption
  • Screw
• Troubleshoot refrigeration, mechanical, electrical, and control system issues
• Conduct oil analysis, purge unit diagnostics, tube cleaning oversight, and performance testing
• Support startup, commissioning, and retrofit projects
• Work with OEM controls, VFDs, and BAS integrations
• Complete detailed service documentation and communicate findings to customers
• Adhere to all safety, EPA, and company compliance standards
• Participate in on‑call and emergency service rotations as required

• 5+ years of chiller service experience, including centrifugal and screw chillers
• Working knowledge of low‑pressure, absorption chiller operation and maintenance
• Strong understanding of refrigeration theory and heat transfer principles
• EPA Universal Certification
• Ability to read electrical schematics, P&IDs, and mechanical drawings
• Valid driver’s license with a clean driving record
• Proven ability to work independently and manage service priorities

• Experience with absorption chillers (steam or hot water‑driven systems)
• High‑voltage motor and VFD troubleshooting experience
• Familiarity with BAS platforms (Metasys, Siemens, Honeywell)
• OSHA safety certifications
• Rigging certifications

• Ability to lift up to 50 lbs
• Comfort working in mechanical rooms, rooftops, and confined spaces

ABM is an Equal Employment Opportunity (EEO) employer that does not discriminate on the basis of any trait or characteristic protected by applicable federal, state, or local law, including disability and protected veteran status. ABM is committed to working with and providing reasonable accommodation to individuals with disabilities. If you have a disability and need assistance in completing the employment application, please call 888‑328‑8606.

We will provide you with assistance and make a determination on your request for reasonable accommodation on a case‑by‑case basis.

ABM participates in the U.S. Department of Homeland Security E‑Verify program. E‑Verify is an internet‑based system used to electronically confirm employment eligibility.

• Benicia, CA, United States
• San Francisco, CA, United States
• Sonoma, CA, United States
• Fremont, CA, United States