Controls Technician (Physical Infrastructure) - Memphis

SpaceXAI’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 member of the Supercomputer Physical Infrastructure team, you will provide hands-on support for the integration, commissioning, troubleshooting, and maintenance of control systems across our AI training campuses. This role focuses on safe, structured execution of repairs and recoveries that maximize uptime; wiring and building industrial control panels; supporting PLC, HMI, and SCADA systems; and keeping cooling plants, electrical distribution, liquid-cooling loops, and data halls running. You will work closely with Controls Engineers on the same team. This position is based in Memphis, TN, with work across the Memphis / Southaven campus.

RESPONSIBILITIES:

Support integration and commissioning of vendor and OEM equipment into campus BMS, EPMS, and SCADA systems and plant PLC controls

Perform safe controls and electrical work within LOTO, arc-flash, interlock, bypass-control, and restart-verification requirements; identify hazards, verify zero energy, validate safety devices after repair, and escalate unsafe conditions or unauthorized changes

Maximize uptime of cooling, electrical, and facility control assets through hands-on troubleshooting, basic repairs, and corrective actions on electromechanical, pneumatic, and control systems

Wire, commission, validate, build, and maintain industrial control panels and field devices to NFPA 79 and UL 508A standards; replace like-for-like components (power supplies, relays, fuses, terminal blocks, sensors), restore wiring condition, and create accurate redlines

Navigate and diagnose PLCs, HMIs, alarms, permissives, sequences, I/O status, and logic behavior; clear approved alarms, perform basic recovery, capture evidence, and support minor authorized parameter adjustments with documentation

Set up, diagnose, replace, and validate sensors, instrumentation, and industrial networks serving chillers, CDUs, pumps, and power distribution; verify signals, alignment, scaling, and network health

Support controls for VFDs, pumps, valves, and related equipment; perform documented resets, recovery, and safe dry-cycle checks

Provide controls support for process-critical campus systems, including cooling plants, liquid-cooling loops, electrical distribution, and fire / emergency shutdown (ESOP); protect plant stability during recovery

Perform structured fault finding, root-cause support, and rapid corrective actions to minimize downtime

Collaborate with Controls Engineers, facilities operations, and construction to deliver safe, reliable solutions and continuous improvement

Maintain accurate documentation, work tickets, and records

BASIC QUALIFICATIONS:

High school diploma or equivalency certificate

2+ years of hands-on experience with mechanical, electrical, pneumatic, or hydraulic systems in a manufacturing, industrial, or critical-facility environment; OR associate's degree in a technical field (controls technology, mechatronics, automation, or equivalent)

PREFERRED SKILLS AND EXPERIENCE:

Strong working knowledge of NFPA 70 (National Electrical Code), NFPA 70E, NFPA 79, and UL 508A

Demonstrated hands-on skill in fault finding, structured troubleshooting, electrical panel work, multimeter use, schematic rea …