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Microsoft Corporation Logo Microsoft Corporation · IT - Software Development

Principal Supercomputing Operations Software Engineer

United States, Multiple Locations 139900.00 - 274800.00 USD / Year · Job Posted March 22, 2026
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Job Description

Microsoft Azure’s Artificial Intelligence and High Performance Computing (AI/HPC) organization powers some of the world’s largest cloud native supercomputers used for frontier AI training, scientific computing, and large scale distributed simulations. Our team builds and operates hyperscale GPU clusters that consistently place Azure among global leaders in the Top500, MLPerf, and Graph500 benchmarks. By joining us, you step into the engineering core responsible for ensuring these systems remain reliable, performant, and ready for the next wave of AI innovation.

Job Responsibility

  • Serve as the technical authority and DRI for InfiniBand and GPU interconnect fabric operations across large scale AI supercomputing environments, ensuring sustained GPU availability, training stability, and SLA compliance
  • Lead and orchestrate complex, high severity fabric incidents end to end, including detection, triage, mitigation, recovery, and root cause analysis, making high impact decisions under ambiguity
  • Perform deep, multi layer systems debugging across InfiniBand, Subnet Manager, GPU interconnect, PCIe, GPUs, firmware, drivers, and OS layers to identify true root causes at fleet scale
  • Drive operational excellence and systemic prevention by identifying recurring failure patterns, defining reliability models and failure domains, and authoring authoritative TSGs, playbooks, and escalation frameworks adopted across teams
  • Architect and drive automation, telemetry, diagnostics, and tooling that materially improve detection, observability, debuggability, and mean time to mitigation, raising the operational bar for interconnect fabrics across the platform

Requirements

  • Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
  • OR equivalent experience
  • Ability to meet Microsoft, customer and/or government security screening requirements
  • Microsoft Cloud Background Check
  • 6+ years of experience operating large‑scale distributed systems, high‑performance computing (HPC), or artificial intelligence (AI) infrastructure in production environments
  • Demonstrated ownership of mission‑critical production infrastructure with direct impact on service availability, GPU workloads, and customer SLAs
  • Hands‑on experience operating and debugging interconnect fabrics supporting large‑scale compute workloads
  • Strong Linux systems knowledge with experience debugging low‑level infrastructure issues across operating systems, drivers, and services
  • Proven ability to reason across hardware, firmware, drivers, and software stacks to diagnose and resolve complex production issues

Nice to have

  • Bachelor's Degree in Computer Science OR related technical field AND 10+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, OR Python
  • OR Master's Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
  • OR equivalent experience
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