Sr. Critical Facilities Technician - Memphis

SpaceXSI; Memphis (TN); On-site; USD 70,000 - 110,000; Full time

Job summary

SpaceXSI is seeking a Sr. Facilities Operations Technician to operate and maintain critical MEP systems in our supercomputing data centers. You will handle HVAC, power, and environmental controls, while mentoring junior technicians to ensure reliability and efficiency.

The role emphasizes safety, documentation, and collaboration with cross-functional teams to support xAI’s mission. Ability to lift 50 lbs, work at height, and flexible shifts are required.

Qualifications

• Bachelor’s degree in mechanical or electrical engineering; or 6+ years of hands-on operations/facilities work in lieu of degree.
• Data center operations experience is highly preferred.
• Experience with critical MEP systems documentation, Plans/Procedures/Operations Manuals, and Building Management/Power Monitoring Systems is a plus.

Responsibilities

• Operate and maintain critical mechanical, electrical, and plumbing (MEP) systems in supercomputing data centers to ensure high reliability.
• Perform advanced maintenance and troubleshooting of HVAC, power, and environmental controls; mentor junior technicians.
• Oversee maintenance and optimization of data center infrastructure; lead a team to ensure reliability and efficiency.
• Ensure site safety and environmental compliance per local/regional requirements.
• Provide operational expertise for MEP systems, including pumps, piping, chillers, wiring, and UPS gear.
• Routinely inspect facilities to maintain performance and self-report issues.
• Develop and execute MOPs, SOPs, EOPs for operations.
• Coordinate and supervise scheduled system shutdowns and energy monitoring metrics.

Skills

Team leadership

Troubleshooting

Written communication

Verbal communication

Mentoring

Education

Bachelor’s degree in mechanical or electrical engineering

6+ years hands-on operations/facilities experience

Job description

Southaven, MS; Memphis, TN

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today, SpaceX is actively developing the technologies to make this possible, with the ultimate goal of making life multiplanetary and expanding consciousness to the stars.

SpaceXSI is building Super Intelligence to help humanity understand the universe. Our teams are building the full Super Intelligence stack: from our Colossus supercomputers, to Grok models, to our suite of applications, including Grok Bot, Grok Build, Grok Imagine, Grok Voice, and X. We're creating a powerful flywheel where more compute trains better models, better models power more useful products, and what we learn from people using those products shapes what we build next.

SR. CRITICAL FACILITIES TECHNICIAN

As a Sr. Facilities Operations Technician at SpaceXSI, you'll dive in, operating and maintaining the critical facility systems that power our supercomputing data centers. Working hands‑on with MEP systems, you’ll tackle maintenance, operations, and repairs, ensuring peak performance and reliability. Expect to troubleshoot complex issues, streamline processes, and collaborate with teams to keep our infrastructure running smoothly, directly supporting xAI’s mission to accelerate human scientific discovery through AI.

RESPONSIBILITIES:

• Independently operate and maintain critical mechanical, electrical, and plumbing (MEP) systems in supercomputing data centers, ensuring high reliability and performance through hands‑on maintenance, troubleshooting, and process optimization
• Perform advanced maintenance and troubleshooting of critical data center systems like HVAC, power, and environmental controls, while mentoring junior technicians to ensure operational reliability
• Oversee the maintenance and optimization of critical data center infrastructure, including power, cooling, and environmental systems, while leading a team of technicians to ensure operational reliability and efficiency
• Responsible for MEP Infrastructure site safety and environmental compliance, ensuring the sites align with all local and regional health and safety requirements
• Provide operational expertise for Mechanical, Electrical, and Plumbing (MEP) systems at the datacenter facility. The systems and equipment can include pumps, piping, chillers, cooling towers, CRAH units, wiring, lighting systems, generators, motors, water supply, UPS and switchgear, etc
• Routinely inspect all areas to ensure performance measures are being maintained and proactively self-report the problems of facilities
• Experience with writing and executing MOPs, SOPs, EOPs
• Perform daily inspections of critical systems
• Identify and maintain spare parts inventory to minimize downtime
• Coordinate and supervise scheduled system shutdowns
• Develop and implement energy monitoring metrics
• Support commissioning efforts by witnessing equipment startup, assisting with functional testing, and monitoring construction progress

BASIC QUALIFICATIONS:

• Bachelor’s degree in mechanical or electrical engineering; OR 6+ years of hands‑on operations/facilities work experience in lieu of degree

PREFERRED QUALIFICATIONS:

• Operations/facilities work experience in a data center
• Knowledge of mechanical or electrical engineering principles and systems (both would be a huge plus)
• Experience and knowledge of all critical systems documentation including Plans, Procedures, and Operations Manuals
• Experience and knowledge of Building and Electrical Power Monitoring Systems and Operations
• Experience with PLC‑based control systems and/or with Building Management Systems (Client)
• Excellent written and verbal communication and technical writing skills in English
• Strong troubleshooting skills

ADDITIONAL REQUIREMENTS:

• Ability to lift up to 50 lbs and 35 lbs unassisted
• Ability to utilize hand tools and power tools as needed
• Work is often performed in tight quarters, and physical dexterity is necessary to perform job functions
• Comfortable working at elevated heights (up to 100 feet) with appropriate safety gear
• Comfortable working in an environment requiring exposure to fumes, odors, and noise
• Available to work flexible shifts providing 24x7 coverage as needed, including evenings, weekends, and holidays
• Position is subject to pre‑employment drug and random drug and alcohol testing
• Position is subject to pre‑employment and annual post‑employment background checks