Mission-Critical Liquid Cooling Technician

C&W Services (S)

Atlanta (GA)

On-site

USD 65,000 - 90,000

Full time

3 days ago

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Job summary

Cushman & Wakefield is seeking a Liquid Cooling Technician to support operation, maintenance, and reliability of liquid cooling systems in mission-critical data centers. You will perform preventive, predictive, and corrective maintenance on coolant distribution units, rear-door heat exchangers, immersion cooling systems, and related rack-level infrastructure, ensuring uptime and thermal performance.

You will work with the Liquid Cooling Lead, Operations, and Reliability Engineering teams to

Qualifications

2–5 years in mechanical, hydronic, or cooling infrastructure.
Experience with liquid cooling or critical facility systems preferred.
Knowledge of flow, pressure, and temperature fundamentals.
Ability to follow SOPs in a critical environment.
CMMS experience preferred.
Strong troubleshooting and documentation skills.
Ability to support 24/7 operations and emergencies.

Responsibilities

Perform PM, PdM, and corrective maintenance on liquid cooling equipment (CDUs, pumps, valves, piping, RDHx, immersion systems, rack-level components).
Inspect systems for flow rate, differential pressure, temperatures, and operating balance.
Assist with isolation, draining, flushing, and refilling of coolant loops while preventing air intrusion/contamination.
Support system startup, shutdown, sequencing, and stabilization activities.
Identify and elevate leaks, flow restrictions, pressure anomalies, and thermal issues per site procedures.
Record maintenance work and observations in the CMMS with accurate asset information.
Assist vendors during maintenance, commissioning, and upgrades per site standards.