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Liquid Cooling Engineer

You make sure liquid-cooled GPU systems get the cooling they need at every site. You review direct-to-chip and rear-door designs, check coolant distribution units and secondary loops, and commission them with facility teams before the systems run at full load.

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Team: GPU cluster deployment, Kind: Full-time, Location: On site at client locations in the United States, with travel, Pay: $101,000 to $160,000 a year

Duties

  • Review direct-to-chip liquid cooling designs for each GPU system, from the cold plates to the facility water connection.
  • Size coolant distribution units and secondary loops to the heat load, flow and temperatures each system needs.
  • Check that each facility's water supply, temperatures and pressures fit the systems before they ship.
  • Set coolant quality requirements, and review sampling results with each site.
  • Specify leak detection and isolation for each rack and loop.
  • Commission coolant distribution units and loops with facility teams, including flushing, filling, pressure tests and flow checks.
  • Review rear-door heat exchanger installations for the racks that use them.
  • Write the cooling records and operating limits each site keeps at turnover.

What you bring

  • A bachelor's degree in mechanical engineering.
  • 3+ years in data center cooling, HVAC or process cooling design or commissioning.
  • Working knowledge of hydronic systems, heat exchangers and pumps.
  • Experience with direct-to-chip or other liquid cooling for servers.
  • Clear drawings and written records.

Nice to have

  • A Professional Engineer (PE) license.
  • ASHRAE thermal guidelines for data processing environments.
  • CFD or other thermal modeling tools.
  • Coolant chemistry and water treatment.

Pay and benefits

$101,000 to $160,000 a year

Full-time W-2 employment with health insurance, a retirement plan and paid leave.

No application deadline. We accept applications for this role on an ongoing basis.

Location

On site at client locations in the United States, with travel

Apply

Apply

We review applications as each team grows and contact you when there is a match.

Rillor is an equal opportunity employer. We consider qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status or any other status protected by law.

If you need an accommodation to apply, email careers@rillor.com.