Chiller Operator / Data Center Mechanical Technician

US Data Centers; Alabama; On-site; USD 70,000 - 110,000; Full time

Job summary

US Data Centers is seeking an experienced Chiller Operator / Mechanical Technician to support mission-critical cooling infrastructure at an on-site data center in Columbiana, AL. The role covers operation, monitoring, and maintenance of chilled water systems and related equipment to ensure high availability.

The ideal candidate will have 5+ years in industrial or data center cooling, hands-on experience with major chillers, and the ability to read P&IDs and electrical schematics.

Qualifications

• 5+ years operating and maintaining industrial or data center cooling systems.
• Hands-on experience with major chiller manufacturers (e.g., Trane, Carrier, York, Daikin).
• Strong understanding of hydronic systems, closed-loop cooling and redundant mechanical design.
• Ability to read P&IDs, mechanical drawings and electrical schematics.
• Experience in mission-critical or Tier III / Tier IV environments preferred.

Responsibilities

• Operate, start up, shut down and monitor water-cooled and air-cooled chillers, cooling towers and pumping systems.
• Maintain optimal system performance under continuous load conditions, monitoring flow, pressures and temps.
• Manage N+1 / 2N redundant configurations and execute controlled failover procedures.
• Troubleshoot and maintain closed-loop chilled water systems, pumps, valves, actuators and VFDs.
• Utilize BMS / BAS / SCADA systems to monitor and respond to real-time alerts and alarms.

Skills

Industrial cooling

Chiller manufacturers

Hydronic systems

P&IDs & schematics

Tools

BMS/BAS/SCADA

Job description

Chiller Operator
Data Center Mechanical Technician

Operations

Columbiana, AL 35051

Full-time

On-site

Role Overview

We are seeking an experienced Chiller Operator / Mechanical Technician to support mission-critical cooling infrastructure in a high-availability data center environment. This role is responsible for the operation, monitoring, maintenance and optimization of chilled water systems and associated mechanical equipment supporting redundant (N+1 / 2N) configurations. The ideal candidate has hands-on experience with industrial chillers, closed-loop cooling systems, pumps, heat exchangers and control systems.

Operate, start up, shut down and monitor water-cooled and air-cooled chillers, cooling towers and pumping systems.

Maintain optimal system performance under continuous load conditions, monitoring flow rates and pressures.

Operate and maintain N+1 and 2N redundant configurations and execute controlled failover procedures.

Maintain and troubleshoot closed-loop chilled water systems, including expansion tanks and loop pressurization.

Perform preventative and corrective maintenance on chillers, pumps, valves, actuators and VFDs.

Utilize BMS / BAS / SCADA systems for monitoring and respond to alerts and alarms in real time.

Follow all safety protocols, lockout/tagout procedures and maintain OSHA compliance standards.

Qualifications & Requirements

5+ years of experience operating and maintaining industrial or data center cooling systems.

Hands-on experience with major chiller manufacturers (e.g., Trane, Carrier, York, Daikin).

Strong understanding of hydronic systems, closed-loop cooling and redundant mechanical design.

Ability to read P&IDs, mechanical drawings and electrical schematics.

Experience in mission-critical or Tier III / Tier IV environments preferred.

Preference Plus

EPA Certification (Universal).

Experience with high-density AI / HPC cooling environments or direct-to-chip liquid cooling.

Background in commissioning support and load bank testing.