PCIe Senior/Lead Software Engineer

Arista Networks
Santa Clara
Workplace: OnsiteFull timeUSD 140,000 - 210,000 annuallyFunction: Software EngineeringExperience: 8+ yearsSkills: ["Problem-solving","Diagnostics","Communication"]

Mid–senior level PCIe software engineer on the Platform team, building the foundation for networking ASICs and infrastructure. You’ll work across hardware and software interfaces to bring up PCIe links, tune parameters, modify Linux drivers, and develop userspace tools to mediate between networking components, FPGAs, and PCIe bridges, ensuring high bandwidth and reliability.

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Arista Networks
Arista Networks
4 months ago

PCIe Senior/Lead Software Engineer

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Source: Company careers pageValidated by: Fursa AI
Last checked: 7 hours agoStatus: Live

Job Summary

Mid–senior level PCIe software engineer on the Platform team, building the foundation for networking ASICs and infrastructure. You’ll work across hardware and software interfaces to bring up PCIe links, tune parameters, modify Linux drivers, and develop userspace tools to mediate between networking components, FPGAs, and PCIe bridges, ensuring high bandwidth and reliability.
Location: Santa Clara
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

Pay and Benefits

Salary: USD 140,000 - 210,000 annually
Perks:MedicalDentalVisionWellness StipendTax SavingsIncome Protection

Key Requirements

  • •Strong engineering and Computer Science fundamentals.
  • •8+ 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
  • •Significant hands-on experience diagnosing problems, troubleshooting issues, and fixing bugs in low-level firmware
Experience:8+ yearsNetworkingData center
Skills:Problem-solvingDiagnosticsCommunication
Languages:English
Tech Stack:CC++PythonPCIeLinuxFirmware

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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