xAI

Power Generation Engineer - Memphis

SpaceXSI is building Colossus, the world's largest AI supercomputer, right here in Memphis. As a Power Generation Engineer, you will play a pivotal role in powering this groundbreaking infrastructure.

Plumber (Service & Repair) - Memphis

Plant Technician, Power Generation - Memphis

SpaceXSI is seeking a Plant Technician to support day-to-day operations, maintenance, and troubleshooting at our power generation facility.

OT Systems Engineer, Physical Infrastructure - Memphis

SpaceXSI is looking for a highly skilled and versatile OT (Operational Technology) Systems Engineer to implement and support the backend infrastructure for our next-generation controls and industrial software platforms…

OT Network Engineer, Physical Infrastructure - Memphis

SpaceXSI is looking for an exceptional network engineer with experience in mission-critical or large-scale production environments to support our supercomputer infrastructure.

OSP Engineer - Memphis

Optical Engineer - Memphis

The Data Center Engineering team designs training and inference compute clusters from first principles, pushing thermal, electrical, and optical systems to the limit of physics.

Ops/Build Engineer, Transmission & Distribution - Memphis

Join the High Power Engineering team supporting SpaceXSI to design, build, operate, and maintain electrical infrastructure for AI training campuses.

Operations Specialist, Supercompute - Memphis

SpaceXSI operates multi-campus, hyperscale GPU infrastructure in Memphis, where every minute of downtime costs training throughput and customer commitments.

Operations Engineer, Supercompute - Memphis

Operations Engineer, Facilities & Physical Infrastructure - Memphis

As a member of the facility operations team, you will apply your knowledge, experience, and creativity to help design, build, and activate some of the world's most technically advanced data center facilities.

Operations Engineer, Construction & Site Efficiency - Memphis

Operations Analyst, Power Generation - Memphis

As a member of the power generation operations team, you will apply your knowledge, experience, and creativity to turn plant data into decisions.

Operation & Maintenance Engineer (Power Plant) - Memphis

As an Operation & Maintenance Engineer, you will keep SpaceXSI's on-site power plant running.

Network Engineer, Battery Storage - Memphis

Network Connectivity Engineer, Fiber Optic Layout - Memphis

As a Network Connectivity Engineer, you will design, deploy, and qualify large scale fiber optic networks for hundreds of thousands of coherently connected GPUs.

Model Engineer, Voice

You'll join the Grok Voice Model team as a software engineer.

Model Engineer, RL Training Framework

The RL infrastructure team is looking for an engineer to help develop our RL training framework.

Model Engineer, Post-Training & RL

You will work on the most critical post-training and reinforcement learning challenges at any given time - including reward modeling, preference optimization (RLHF/DPO), and RL for improving reasoning, truthfulness, and…

Model Engineer, Mid-Training