xAI
Critical Facilities Engineer
About this role
SpaceXAI seeks a Critical Facilities Engineer to operate and maintain mechanical, electrical, and plumbing systems powering their supercomputing data centers in Memphis. This hands-on role involves troubleshooting complex infrastructure, ensuring safety compliance, and optimizing performance across HVAC, power, cooling, and environmental systems that support their AI research mission.
What you'll do
- Operate and maintain MEP systems including HVAC, chillers, cooling towers, generators, UPS, switchgear, and water supply systems
- Ensure site safety and environmental compliance with all local and regional health and safety requirements
- Conduct daily and routine inspections of critical systems to maintain performance standards and identify issues proactively
- Write and execute maintenance operating procedures (MOPs), standard operating procedures (SOPs), and emergency operating procedures (EOPs)
- Manage spare parts inventory and coordinate scheduled system shutdowns to minimize downtime
- Mentor junior technicians and lead facility operations teams (for senior and lead positions)
What they're looking for
- Mechanical, electrical, and plumbing (MEP) systems expertise
- Data center infrastructure knowledge (HVAC, cooling, power systems)
- Troubleshooting and maintenance of complex critical systems
- Safety compliance and environmental regulations
- Procedure documentation and process optimization
- Equipment maintenance and inventory management
- Team leadership and mentoring (for senior roles)
- Communication and technical documentation
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xAI
xAI builds advanced AI infrastructure and systems, including the Grok model inference platform and Colossus GPU cluster. The company is hiring Mechanical, Electrical, and Facilities Engineers to design and maintain its data center operations, as well as Software Engineers to optimize high-performance inference systems and datacenter networking.
View all jobs at xAILikely interview questions
- Describe your experience maintaining critical MEP systems in data center environments and the most complex issue you've resolved.
- How do you approach writing and executing standard operating procedures (SOPs) and maintenance operating procedures (MOPs) for critical infrastructure?