Senior Software Engineer II developing reliability and self - healing systems for operational excellence at Samsara. Contributing to AI - driven tooling and mentoring teams through best practices in engineering.
About the role
- PCIe Senior/Lead Software Engineer at Arista Networks working on high-speed communication between hardware components. Collaborating with hardware, diagnostics, and software engineers to maximize PCIe bandwidth and reliability.
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 mediates between networking ASICs, FPGAs, and PCIe bridges
- Measuring hardware read and write performance
- Developing automated tests using C, C++ and Python to validate features
Requirements
- 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
- Significant hands-on experience diagnosing problems, troubleshooting issues, and fixing bugs in low-level firmware
Benefits
- medical
- dental
- vision
- wellbeing
- income protection
- Group Retirement Savings Plan
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