PCIe Software Engineer

Arista Networks
Austin
Workplace: OnsiteFull timeFunction: Software EngineeringSkills: ["Problem-solving","Collaboration"]

Join the Platform team at Arista Networks to develop PCIe software that bridges hardware and software for high-speed networking. You’ll bring up PCIe links on new hardware, tune parameters across root ports and end points, modify Linux PCIe drivers, improve error visibility with AER/DPC, and create userspace tools mediating between networking ASICs, FPGAs, and PCIe bridges, delivering high-performance, reliable computing.

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Arista Networks
Arista Networks
4 months ago

PCIe Software Engineer

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Source: Company careers pageValidated by: Fursa AI
Last checked: 3 hours agoStatus: Live

Job Summary

Join the Platform team at Arista Networks to develop PCIe software that bridges hardware and software for high-speed networking. You’ll bring up PCIe links on new hardware, tune parameters across root ports and end points, modify Linux PCIe drivers, improve error visibility with AER/DPC, and create userspace tools mediating between networking ASICs, FPGAs, and PCIe bridges, delivering high-performance, reliable computing.
Location: Austin
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Bringing up pcie links on new hardware designs.
  • •Tuning pcie parameters on root ports, bridges, and end points.
  • •Modifying the linux pci drivers and virtual memory allocation.
  • •Using AER and DPC to improve error visibility and resiliency.
  • •Developing userspace software that mediate between networking ASICs, FPGAs, and PCIe bridges.

Key Requirements

  • •Strong engineering and Computer Science fundamentals.
  • •3+ years fluency in C or C++. Python experience an added bonus.
  • •Solid understanding of PCIe hardware and software drivers
  • •PCIe state machine, ltssm, tlp, credit flow control knowledge a plus
  • •Experience with PCIe switches
Skills:Problem-solvingCollaboration
Languages:English
Tech Stack:CC++PythonPCIeLinuxAERDPCFPGA

Company Brief

Arista Networks
Designs and sells high-performance cloud networking hardware and software for large-scale data centers and enterprise environments, including switches, routers, and network operating systems focused on programmability, telemetry, and low-latency networking.
Industry: Networking Equipment
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: Santa Clara, United States
Founded: 2004
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Glassdoor: 4.1
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