Mechanical Engineer Macrohard Colossus

SpaceXAI builds frontier AI models and products including the Grok conversational assistant and a multimodal developer API.

Austin, United States
About SpaceXAI

SpaceXAI is a US-based AI company focused on accelerating scientific discovery and understanding the universe through reasoning, voice, image, video, and generative AI systems. Formerly xAI, it was acquired by SpaceX effective February 2, 2026, while continuing to operate the x.ai site and services.

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Skills

Candidate Availability

Required and preferred rules are kept separate and reflect the wording in the original posting.

About the Role

You will design, build, and activate data center facilities. You will own thermal-management, pumping, flow-control, HVAC, and critical fluid systems; create and coordinate CAD designs; perform fluid analysis; select equipment; and support manufacturing-ready designs.

Requirements

  • Bachelor's degree in an engineering discipline
  • 1+ years of professional experience with fluid components such as valves, pumps, COPVs, compressors, heat exchangers, pressure transducers, or temperature sensors

Responsibilities

  • Own fluid and HVAC components across data center builds
  • Perform CAD modeling and system design
  • Deconflict designs with other disciplines in three dimensions
  • Perform fluid analyses for pressure balance, component design allowables, and consumables
  • Coordinate equipment selection, application, and procurement
  • Ensure designs for internal manufacturing partners are manufacturable and reliable
  • Support transition to reliable manufacturing processes
Mechanical Engineer Macrohard Colossus at SpaceXAI | JobStash