Manager, Fiber - Memphis

xAI is hiring a Manager, Fiber - Memphis. Level rates it ; you can apply on xAI.

Level's read on this job

Level rates this role Builds AI ●●●●: the job is building AI systems.
The posting mentions fiber optics, datacenter infrastructure and team leadership among its tools and skills.
Level classes it as a lead role.
xAI has 296 other open roles on Level.

AI in this role

Leads fiber optic infrastructure and datacenter network operations powering SpaceXSI AI training clusters.

fiber-opticsdatacenter-infrastructureteam-leadershiptroubleshootingproject-management

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 Manager, Fiber at SpaceXSI's Memphis data center, you will lead and oversee all fiber optic infrastructure activities, driving the successful execution of large-scale installations, maintenance, and optimization projects. You’ll combine hands-on technical expertise with strong leadership to manage teams of technicians, ensure the highest standards of safety and quality, and maintain the ultra-reliable high-speed connectivity that powers SpaceXSI's AI training and operations. Working closely with Foremen, Project Managers, and Superintendents, you’ll play a critical role in building and sustaining the robust network backbone essential to accelerating human scientific discovery through AI.

RESPONSIBILITIES:

Lead, mentor, and supervise a team of Lead Fiber Technicians and Fiber Technicians in all datacenter fiber optic installation, maintenance, and repair activities
Oversee all phases of fiber optic projects from planning and execution to testing, handover, and documentation
Ensure a safe, productive, high-quality, and compliant work environment for the entire fiber team
Develop and implement sensor indicators, inspection protocols, and preventive maintenance routines
Direct complex troubleshooting, repair, splicing, and installation of fiber optics systems
Manage the inspection, replacement, and optimization of fiber optic cables and infrastructure
Monitor signal strength, system performance, and resolve fiber optic problem areas proactively
Maintain accurate system records, documentation, as-built drawings, and design updates
Collaborate with Project Managers, Superintendents, and other trades to coordinate cross-functional work
Provide technical guidance, training, performance feedback, and quality assurance across all fiber-related work

BASIC QUALIFICATIONS:

2+ years of direct data center experience installing, certifying, and maintaining optical fiber in large-scale Tier 3 or 4 facilities
1+ years of experience leading or supervising fiber optic teams in a commercial/data center environment
High school diploma or equivalency certificate

PREFERRED SKILLS AND EXPERIENCE:

Certification in fiber optics and/or cable installation (FOA, BICSI, or equivalent)
Advanced expertise in fiber splicing, OTDR testing, and certification procedures
Strong leadership and people-management experience in fast-paced construction or data center environments
Deep technical knowledge of hyperscale data center networking, structured cabling, and fiber infrastructure
Experience in AI/HPC data centers or other mission-critical facilities
Proficiency with computers, fiber management software, and electronic testing systems
Excellent problem-solving, communication, and organizational skills

ADDITIONAL REQUIREMENTS:

Ability to work in tight quarters with necessary physical dexterity
Ability to lift up to 35lbs, unassisted
Comfortable working at elevated heights (up to 50 feet) with appropriate safety gear
Comfortable working in environments with high noise levels
Available to work evenings and weekends as needed; schedule flexibility is required

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

How we rate this

Manager, Fiber - Memphis at xAI rates 80 out of 100 for how much of the daily work is AI. That makes it Builds AI (AI Level 4 of 4). The level is about AI in the job, not seniority.

Classification

Builds AI. The job is building AI systems.

●●●● 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

Manager, Fiber - Memphis is an open job at xAI.
Level rates this role AI Level 4 of 4: Builds AI.
The role is based in Southaven, MS; Memphis, TN.
The job was posted on June 23, 2026.
Seniority: lead.
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

Fiber OpticsDatacenter InfrastructureTeam LeadershipTroubleshootingProject Management

Questions you could be asked

Tell me about a project where fiber optics was part of your work. What did you do?
Tell me about a project where datacenter infrastructure was part of your work. What did you do?
Tell me about a project where team leadership 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?
Tell me about a project where project management was part of your work. What did you do?

Adapt your resume

List these exact terms on your resume: Fiber Optics, Datacenter Infrastructure, Team Leadership, Troubleshooting, and Project Management. 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.
Lead with what you built, trained or shipped. This role is judged on the AI system itself, not the tools around it.

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