PCIe Software Engineer (Embedded)

TL;DR

PCIe Software Engineer (Embedded): Developing and optimizing high-speed communication firmware for networking ASICs with an accent on PCIe link management, driver development, and hardware-software integration. Focus on tuning PCIe parameters, improving error resiliency, and validating performance through automated testing in C/C++.

Location: Austin, TX, USA

Company

hirify.global is an industry leader in data-driven, client-to-cloud networking for large data center, campus, and routing environments.

What you will do

• Bring up PCIe links on new hardware designs.
• Tune PCIe parameters on root ports, bridges, and endpoints.
• Modify Linux PCI drivers and manage virtual memory allocation.
• Utilize AER and DPC to enhance error visibility and system resiliency.
• Develop userspace software to mediate between networking ASICs, FPGAs, and PCIe bridges.
• Create automated tests using C, C++, and Python to validate features.

Requirements

• Must be based in Austin, TX, USA
• Strong engineering and Computer Science fundamentals.
• 3+ years of 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 have

• Python experience.
• Knowledge of PCIe state machines, LTSSM, TLP, and credit flow control.
• Experience with PCIe switches.

Culture & Benefits

• Industry-leading company recognized for diversity, compensation, and work-life balance.
• Focus on innovation in cloud computing, AI, and software-defined networking.
• Inclusive environment valuing diversity of thought and perspective.