Supervisor, Fiber

Job Application for Supervisor, Fiber at xAI

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ABOUT xAI

xAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates.

ABOUT THE ROLE:

As a Fiber Supervisor at xAI’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 xAI’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

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

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