PCIe Senior/Lead Software Engineer
About The Position
Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments. We leverage the latest advancements in cloud computing, artificial intelligence, and software-defined networking to provide our clients with a competitive edge. The Platform team builds the foundation for our networking ASICs and supporting infrastructure. PCIe software engineers write the code that manages high speed communication between hardware components in our switches. We work with hardware, diagnostics, and software engineers to maximize bandwidth and improve reliability on the PCIe links.
Requirements
- Strong engineering and Computer Science fundamentals
- 8+ years fluency in C or C++
- Solid understanding of PCIe hardware and software drivers
- Significant hands-on experience diagnosing problems, troubleshooting issues, and fixing bugs in low-level firmware
Nice To Haves
- Python experience an added bonus
- PCIe state machine, ltssm, tlp, credit flow control knowledge a plus
- Experience with PCIe switches
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
- Measuring hardware read and write performance
- Develop automated tests using C, C++ and Python to validate your features
Benefits
- medical
- dental
- vision
- wellbeing
- income protection
- Group Retirement Savings Plan
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What This Job Offers
Job Type
Full-time
Career Level
Senior
Education Level
No Education Listed
