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xAI

Network Connectivity Engineer

Memphis, Tennessee; Southaven, MississippimidAdded today

About this role

SpaceXAI seeks a Network Connectivity Engineer to design and deploy large-scale data center cabling plants supporting massive AI infrastructure. You'll plan fiber and copper systems for 24–100+ MW facilities, manage connectivity procurement and construction, and ensure future-proof architectures beyond 800G speeds.

What you'll do

  • Design scalable, future-proof cabling plants for data center clusters exceeding 40 MW, supporting speeds beyond 800G
  • Procure fiber, copper, and connectivity materials for new builds, expansions, and technology refreshes
  • Provide project management and construction oversight for connectivity infrastructure
  • Develop Methods of Procedure and Standard Operating Procedures for live environment deployments
  • Audit installations, troubleshoot ISP circuits, and hold vendors accountable pre-deployment
  • Collaborate with capacity planning, network engineering, hardware reliability, and construction teams on cluster design

What they're looking for

  • Data center connectivity design and planning
  • Structured cabling (active and passive elements)
  • Fiber optic systems (multimode, singlemode, DWDM)
  • Network testing and troubleshooting (OTDR, light meters, BERT)
  • ISP circuit management and cross-connect deployment
  • High-speed networking (Ethernet, InfiniBand, RoCE)
  • Building codes and industry standards compliance
  • Project management and vendor oversight
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xAI

xAI builds advanced AI infrastructure and systems, including the Grok model inference platform and Colossus GPU cluster. The company is hiring Mechanical, Electrical, and Facilities Engineers to design and maintain its data center operations, as well as Software Engineers to optimize high-performance inference systems and datacenter networking.

View all jobs at xAI

Likely interview questions

  • Walk us through your approach to designing a cabling plant for a 40+ MW data center that anticipates 800G+ speeds.
  • Describe your experience with fiber optic testing equipment and interpreting loss calculations—what tools have you used most?
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