Senior HVAC Technician – Critical Cooling & Data Center

HTI Ltd; Town of Texas (WI); On-site; USD 70,000 - 100,000; Full time

Job summary

Hunton Services, a division of the Hunton Group, seeks an experienced HVAC Technician – Level 3 to diagnose, repair, and maintain heavy-commercial HVAC and critical cooling systems in a data-center environment.

You will operate independently on complex equipment, guide Level 1–2 technicians, and communicate equipment conditions and recommended actions to site leadership, ensuring continuous operations and safety compliance.

Qualifications

• Minimum 5 years in commercial/industrial HVAC service.
• Experience troubleshooting heavy-commercial HVAC systems including chillers.
• Ability to interpret mechanical/electrical drawings and control sequences.
• EPA Section 608 Universal Certification required.
• OEM certifications or factory training (Trane or equivalent) preferred.

Responsibilities

• Perform preventive maintenance and inspections on commercial HVAC and cooling equipment.
• Respond to service calls and alarms to support data center operations.
• Diagnose and repair complex HVAC, electrical, refrigeration and controls issues.
• Start up, retrofit, and vendor-supported projects following site procedures.
• Provide technical direction and coaching to junior technicians.

Skills

HVAC troubleshooting

Data center operations

Electrical & controls

Reading drawings

Customer service

Education

EPA Section 608 Universal Certification

OEM certifications (Trane or similar)

Tools

Microsoft Office

Mobile devices

Job description

Hunton Services, a division of the Hunton Group, seeks an experienced HVAC Technician – Level 3 to diagnose, repair, and maintain heavy-commercial HVAC and critical cooling systems in a data-center environment.

You will operate independently on complex equipment, guide Level 1–2 technicians, and communicate equipment conditions and recommended actions to site leadership, ensuring continuous operations and safety compliance.