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Principal Software Engineer - Host Networking and Hardware Acceleration

Microsoft

$139,900 - $304,200
Sep 27, 2025
Remote, US
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Azure Core team is expanding to deliver the foundational platform that will support the next generation of artificial intelligence workloads.

Requirements

  • 6+ years technical engineering experience with coding in languages including, but not limited to,C, Rust, C++, or Python
  • 6+ years of experience working in low level systems development (Ex. networking, drivers, etc.)
  • 1+ year(s) experience with virtualization and networking technologies, including: Hyper-V, Kernel-based Virtual Machine (KVM), VMware, and Network Interface Card (NIC) hardware offloads.
  • 1+ year(s) experience with virtualization and networking technologies, including: Microservices, service-oriented architecture, and distributed systems.
  • 1+ year(s) experience with virtualization and networking technologies, including: Data Plane Development Kit (DPDK) and continuous integration/continuous deployment (CI/CD) practices.
  • 1+ year(s) experience designing scalable systems with a focus on performance, reliability, and maintainability in cloud environments.

Responsibilities

  • designing and deploying agents that integrate hardware and software components to deliver reliable and high-performance networking across current and future Azure hosts.
  • develop servicing software for Network Interface Cards to support artificial intelligence and other Azure workloads.
  • deepen expertise in service-oriented architecture, distributed systems, low-level programming, operating system internals, virtualization, large-scale infrastructure, performance optimization, hardware offloading, and testing methodologies.
  • Creates, implements, optimizes, debugs, refactors, and reuses code to establish and improve performance and maintainability, effectiveness, and return on investment (ROI).
  • Acts as a Designated Responsible Individual (DRI) and guides other engineers by developing and following the playbook, working on call to monitor system/product/service for degradation, downtime, or interruptions, alerting stakeholders about status and initiates actions to restore system/product/service for simple and complex problems when appropriate.
  • Proactively seeks new knowledge and adapts to new trends, technical solutions, and patterns that will improve the availability, reliability, efficiency, observability, and performance of products while also driving consistency in monitoring and operations at scale.

Other

  • Ability to meet Microsoft, customer and/or government security screening requirements are required for this role.
  • Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud Background Check upon hire/transfer and every two years thereafter.
  • Collaborates with appropriate stakeholders to determine user requirements for a scenario.
  • Drives identification of dependencies and the development of design documents for a product, application, service, or platform.
  • Leverages subject-matter expertise of product features and partners with appropriate stakeholders (e.g., project managers) to drive a workgroup's project plans, release plans, and work items.