Reliability Engineer (Data Center Infrastructure)

xAI is hiring a Reliability Engineer (Data Center Infrastructure). Level rates it ; you can apply on xAI.

Level's read on this job

Level rates this role Little AI ●○○○: aI is not part of the work.
Tools and skills the posting cites include Hvac, Valves and Pumps.
Level classifies it as a mid-level role.
Level lists 296 other open roles at xAI.

AI in this role

Design, maintain, and troubleshoot critical data center infrastructure and fluid systems supporting AI supercomputers.

hvacvalvespumpscompressorsheat-exchangers

fluid-handlingmaintenancereliabilitytroubleshooting

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.

ABOUT THE ROLE:

As a member of the facility operations team, you will design, build, and activate some of the world’s most technically advanced facilities and data centers. You will be the subject-matter expert on the maintenance and reliability of critical infrastructure assets. You will have the opportunity to utilize your knowledge, experience, and creativity to develop novel solutions at the cutting edge of space technology. You will work with other facility engineers and internal customers to support these goals and have the opportunity to drive real global impact, ultimately leading to making life multiplanetary.

RESPONSIBILITIES:

Responsible for owning and being the subject matter expert on fluid/HVAC components across the site.
Responsible for owning maintenance and reliability of critical infrastructure assets across campus.
Commission systems, validate nameplate performance, and implement predictive maintenance protocols to minimize downtime.
Equipment selection, sizing, and procurement support.
Drive root-cause investigations for any equipment failures and implement corrective actions across the site.

BASIC QUALIFICATIONS:

Bachelor’s degree in an engineering discipline.
1+ years of professional experience working with various fluids components such as valves, pumps, COPVs, compressors, heat exchangers, pressure transducers, or temperature sensors.

PREFERRED SKILLS AND EXPERIENCE:

Hands-on experience with fluid (liquid and/or gas) handling systems.
Experience using data acquisition equipment, as well as test instrumentation and control components: pressure transducers, thermocouples, resistance temperature detectors, relays.
Experience with HVAC systems and air ducting.
Experienced in NX or other CAD packages with a solid understanding and application of geometric dimensioning and tolerancing (GD&T) per ASME Y14.5-1994 and tolerance stack-up analysis.
Experience with structural analysis methods in order to optimize hardware to strength requirements as well as to evaluate for life and fracture.
Experience with pressurized structures and/or lightweight aerospace structures.
Ability to work independently.

SpaceXSI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice.

How we rate this

Reliability Engineer (Data Center Infrastructure) at xAI rates 35 out of 100 for how much of the daily work is AI. That makes it Little AI (AI Level 1 of 4). The level is about AI in the job, not seniority.

Classification

Little AI. AI is not part of the work.

●●●● Builds AI80 to 100
●●●○ Works on AI60 to 79
●●○○ Uses AI40 to 59
●○○○ Little AI0 to 39

Levels come from how often the tools, models and workflows of the role are named in the posting itself. Read the description and count the AI tools, models and workflows it names.

Key facts

Reliability Engineer (Data Center Infrastructure) is an open job at xAI.
Level rates this role AI Level 1 of 4: Little AI.
The role is based in Southaven, MS; Memphis, TN.
The job was posted on July 10, 2026.
Seniority: mid.
Applications are handled by xAI. Apply on xAI

Prepare for this job

Built from this posting and from similar jobs on Level.

Skills and AI tools this role asks for

Fluid HandlingMaintenanceReliabilityTroubleshootingHvacValvesPumpsCompressors

Questions you could be asked

Tell me about a project where fluid handling was part of your work. What did you do?
Tell me about a project where maintenance was part of your work. What did you do?
Tell me about a project where reliability was part of your work. What did you do?
Tell me about a project where troubleshooting was part of your work. What did you do?
Walk me through how you've used Hvac in your day-to-day work.

Adapt your resume

List these exact terms on your resume: Fluid Handling, Maintenance, Reliability, Troubleshooting, and Hvac. An applicant tracking system matches the wording, not the idea.
Attach one line of real, concrete experience to at least one of them. A tool named with nothing behind it rarely survives a human read.

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