Datacenter Liquid Cooling Architect (AI)

Location: On-site in Toronto, Canada; Austin, Texas; or Santa Clara, California

Company

Tenstorrent develops high-performance AI platforms combining software models, compilers, networking, RISC-V CPUs, and semiconductor technologies.

What you will do

• Define and architect liquid cooling infrastructure for large-scale AI training and inference clusters.
• Design cooling solutions at chassis, rack, and cluster scale, including commercial coolant distribution unit integration.
• Partner with systems engineering, mechanical engineering, software, and cross-functional design teams.
• Develop telemetry, control, leak detection, mitigation, and resilient operating strategies.
• Shape reliable AI datacenter architectures and deployment solutions for internal and external customers.

Requirements

• 10+ years of experience architecting cooling infrastructure for complex computing environments.
• Professional experience in datacenter and system thermal design, including chassis- and rack-scale liquid cooling for AI clusters.
• Strong knowledge of ASHRAE thermal guidelines, liquid-cooled IT environments, facility HVAC integration, and datacenter cooling practices.
• Experience designing and operating single-phase liquid cooling systems, including fluid selection, glycol-water mixtures, dielectric fluids, corrosion inhibitors, material compatibility, and dry-break couplings.
• Expertise in proof, burst, and leak testing; leak detection and mitigation; filtration; redundancy; and resilient cooling architectures.
• Experience integrating flow, temperature, and pressure sensors with monitoring and control systems and defining operational and failure-response procedures for commercial CDUs.

Nice to have

• Experience with pumped two-phase liquid cooling.

Culture & Benefits

• Collaborative environment spanning systems, mechanical, software, and other engineering disciplines.
• Opportunity to work on next-generation cooling infrastructure for AI training and inference systems.
• Exposure to commercial CDU integration, telemetry, control, leak-response strategies, and resilient failure modes.
• Competitive compensation package and benefits.
• Employment is subject to eligibility to access U.S. export-controlled technology.