Staff Mechanical Engineer
Lambda·San Francisco Office (Fremont St)·Remote·Posted 14 September 2026
About the role
Lambda, The Superintelligence Cloud, is a leader in AI cloud infrastructure serving tens of thousands of customers. Our customers range from AI researchers to enterprises and hyperscalers. Lambda's mission is to make compute as ubiquitous as electricity and give everyone the power of superintelligence. One person, one GPU. If you'd like to build the world's best AI cloud, join us. *Note: This position requires presence in our San Francisco, San Jose, or Bellevue office location 4 days per week; Lambda’s designated work from home day is currently Tuesday. What You’ll Do - Own mechanical design standards and reference architectures for large-scale AI data centers. - Develop cooling architectures for greenfield, retrofit, and partner-operated facilities. - Design central plants, heat-rejection systems, hydronic distribution, air-cooling systems, and direct-to-chip liquid-cooling infrastructure. - Perform cooling-load, heat-transfer, hydraulic, pressure-drop, psychrometric, and equipment-capacity calculations. - Develop and review P&IDs, equipment schedules, layouts, specifications, sequences of operation, and basis-of-design documents. - Select and size chillers,…
This is a summary of the advert. The full description and the application are on Lambda's careers site.
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