Data Center HVAC Technician

Liberty Personnel Services, Inc.; Sycamore (IL); On-site; USD 50,000 - 70,000; Full time

Job summary

Liberty Personnel Services, Inc. is seeking a Field Service Technician specializing in HVAC and Critical Cooling Systems. The technician will perform installation, commissioning, and service for advanced cooling systems across critical facilities in the U.S. Essential qualifications include an EPA 608 Certification and a strong mechanical background. Responsibilities include conducting quality checks, troubleshooting systems, ensuring customer satisfaction, and traveling about 50% nationwide for on-site work with a forward-thinking team on cutting-edge technology.

Qualifications

• Experience in HVAC, refrigeration, or mechanical systems service.
• Ability to read and interpret technical drawings.
• Self-starter with the ability to work independently and on a team.

Responsibilities

• Perform startup, commissioning, and service of thermal, Chillers and HVAC systems.
• Execute preventative maintenance and manage service schedules.
• Conduct on-site quality checks for installations.
• Troubleshoot and repair mechanical, refrigeration, and electrical systems.
• Provide technical support and ensure high levels of customer satisfaction.
• Collaborate with internal teams to improve system performance and reliability.
• Participate in an on-call rotation as needed.
• Travel approximately 50% nationwide.

Skills

Troubleshooting skills

Strong communication skills

Education

EPA 608 Certification

Job description

Field Service Technician – HVAC / Critical Cooling Systems

A rapidly growing, innovative infrastructure company is seeking a skilled Field Service Technician to support installation, commissioning, and service of advanced cooling systems used in data centers and mission critical facilities across the U.S.

If you have a strong HVAC or mechanical background and enjoy hands‑on work, travel, and solving complex technical problems—this is a great opportunity to join a forward‑thinking team working on cutting‑edge technology.

Key Responsibilities

• Perform startup, commissioning, and service of thermal, Chillers and HVAC systems
• Execute preventative maintenance and manage service schedules
• Conduct on-site quality checks for installations
• Troubleshoot and repair mechanical, refrigeration, and electrical systems
• Provide technical support and ensure high levels of customer satisfaction
• Collaborate with internal teams to improve system performance and reliability
• Participate in an on-call rotation as needed
• Travel approximately 50% nationwide

Qualifications

• EPA 608 Certification (required)
• Experience in HVAC, refrigeration, or mechanical systems service
• Strong troubleshooting skills across electrical and mechanical components
• Working knowledge of:
  • Refrigeration theory
  • Hydronic systems
  • Basic electrical circuit analysis
• Ability to read and interpret technical drawings
• Strong communication and customer service skills
• Self‑starter with the ability to work independently and on a team