Data Center HVAC Technician, COL; 2nd Shift

About the Position

A highly skilled Data Center HVAC Technician will serve as the mechanical subject‑matter expert for critical cooling and refrigeration systems within a mission‑critical data center environment. The role is responsible for safe operation, preventive maintenance, corrective repair, modification, and installation of mechanical systems that protect uptime, equipment reliability, and environmental stability.

This hands‑on position requires ownership of chillers, CRAC/CRAH units, in‑row cooling systems, cooling towers, pumps, valves, compressors, and associated controls to ensure systems operate within design parameters and support reliable 24/7 operations. Responsibilities also include maintenance execution, vendor coordination, incident response, documentation, and system readiness while maintaining high standards for safety, compliance, and operational discipline.

• Operate, inspect, maintain, repair, and modify critical cooling and refrigeration systems across the data center.
• Perform preventive maintenance and minor corrective adjustments on HVAC and mechanical systems in accordance with site standards and manufacturer requirements.
• Diagnose mechanical failures and perform corrective repairs to restore safe, stable cooling performance.
• Support mechanical upgrades, installations, and approved infrastructure changes while ensuring proper integration with existing systems.
• Monitor equipment condition, mechanical performance, and environmental trends to identify developing risks or degradation early.
• Provide technical oversight and coordination during vendor‑performed maintenance and mechanical service activities.
• Document maintenance activities, equipment condition, and technical findings with accuracy and discipline.
• Maintain readiness of HVAC tools, commonly used spare parts, and mechanical work areas to support safe and effective execution.
• Provide mechanical technical support during incidents, audits, maintenance windows, and cross‑functional activities within authorized scope.

• Acts as the mechanical subject‑matter expert for site cooling and refrigeration systems.
• Leads by example in safety, technical discipline, and adherence to standards.
• Brings calm, practical troubleshooting during mechanical events and equipment failures.
• Maintains a high bar for workmanship, system care, and documentation quality.
• Works well with Infrastructure leadership, vendors, and cross‑functional teams while staying clearly within mechanical scope.

• Cooling and refrigeration systems operate safely, reliably, and within defined performance parameters.
• Preventive maintenance is executed consistently, and developing issues are identified before they become outages.
• Mechanical failures are diagnosed accurately and repaired with lasting solutions.
• Vendor work is well‑controlled, technically sound, and aligned with site standards.
• Documentation is accurate, timely, and useful for maintenance planning, audits, and operational decision‑making.
• Mechanical spaces and work areas remain organized, safe, and ready to support critical operations.

• HVAC certification, refrigeration certification, or equivalent trade qualification required.
• 5+ years of experience working with HVAC, refrigeration, or mechanical systems in mission‑critical, industrial, or similar environments.
• Strong knowledge of chillers, CRAC/CRAH units, pumps, valves, cooling towers, compressors, and associated controls.
• Experience with preventive maintenance, corrective repair, and mechanical troubleshooting.
• Familiarity with refrigerant handling requirements, environmental regulations, and mechanical safety standards.
• Ability to read and interpret mechanical drawings, specifications, and technical documentation.
• Experience supporting critical operations, maintenance execution, and incident response.

• Medical, dental, and vision insurance
• Company‑paid Life Insurance
• Voluntary supplemental life insurance
• Flexible spending account
• Health savings account
• Non‑accrued PTO
• Short‑ and Long‑Term Disability
• Company‑paid holidays
• 401k Retirement Plan with employer match
• Mental Wellness Benefits
• Tuition Reimbursement
• Paid Parental Leave
• Employee Discount Marketplace
• Employee Recognition Platform

Applicants must be authorized to work for any employer in the U.S. We are unable to sponsor or transfer sponsorship of an employment visa at this time, including CPT/OPT.

Cologix is proud to be an Equal Opportunity Employer. Qualified applicants are considered for employment without regard to age, race, color, religion, sex, national origin, sexual orientation, gender identity, disability, or veteran status.