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The PCIe Senior/Lead Software Engineer will manage high-speed communication between hardware components, develop PCIe software, tune parameters, and create automated tests to ensure system reliability and performance.

As a PCIe Software Engineer, you'll work on managing high-speed communication between hardware components, modifying drivers, developing tests, and optimizing performance for networking ASICs and PCIe links.

As a PCIe Software Engineer, you'll manage high-speed communication between hardware components, modify PCI drivers, tune parameters, and develop tests using C, C++, and Python.

Pre-sales Network Systems Engineer supporting NYC metro accounts: perform product presentations, design leaf-spine data center and campus/Wi‑Fi architectures, run POCs, respond to RFPs, collaborate with sales/TAC/engineering, and provide technical advisory and white papers.

Develop and tune PCIe software at the hardware/software boundary: bring up PCIe links, tune root ports/bridges/endpoints, modify Linux PCI drivers and virtual memory, improve error visibility/resiliency (AER/DPC), create userspace mediation between ASICs/FPGAs/bridges, measure performance, and build automated C/C++/Python tests.

Develop and tune PCIe subsystems at the hardware/software boundary: bring up PCIe links, tune root ports/bridges/endpoints, modify Linux PCI drivers and virtual memory allocation, use AER/DPC for error handling, build userspace mediators between ASICs/FPGAs/bridges, measure performance, and create automated tests in C/C++/Python while debugging low-level firmware issues.

Develop and maintain low-level CPU firmware, BIOS, and boot loader software. Bring up and validate new CPU boards, integrate vendor firmware, write automated tests (C/C++/Python), collaborate with hardware and test teams, contribute to upstream BIOS communities, debug customer issues, and mentor junior engineers.

Design, develop, integrate and maintain low-level CPU firmware, BIOS and boot loader software. Bring up and validate new CPU boards, develop automated validation tests, collaborate with hardware and vendor partners, contribute to upstream open-source BIOS, troubleshoot customer issues, and provide technical leadership and mentorship.

Design, develop, integrate and maintain low-level CPU firmware, BIOS and boot loader software. Bring up new CPU boards, qualify CPUs with vendors, write automated tests in C/C++/Python, debug and fix low-level issues, collaborate with hardware and system test teams, contribute to upstream BIOS communities, provide technical leadership and mentor junior engineers.

Lead development and maintenance of the Linux kernel in Arista EOS: track upstream kernel, design and implement kernel features, qualify CPUs/NICs, integrate new kernel versions, work with upstream community, provide technical leadership, debug customer issues, build tests, and mentor junior engineers.