Arista Networks

Networking

PCIeSenior/LeadSoftwareEngineer

$120–195k Vancouver, British Columbia, Canada FULL TIME
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for mid candidates.

The Brief

“PCIe Senior/Lead Software Engineer at Arista Networks. Skills: PCIe, C++, Linux drivers. Bring up pcie links. Tune pcie parameters”

What You'll Achieve.

Maximize bandwidth; Improve reliability

Industry & Context.

Networking
Problems you'll solve

Diagnosing problems; Troubleshooting issues; Fixing bugs

What They're Looking For.

Must Have

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 Have

Python experience, PCIe state machine, ltssm, tlp, credit flow control knowledge, Experience with PCIe switches

What You'll Do.

Modify linux pci drivers

Modify virtual memory allocation

Develop userspace software

Measure hardware read and write performance

Develop automated tests

How You'll Work.

Team & Collaboration

Work with hardware engineers; Work with diagnostics engineers; Work with software engineers

Full Job Description

Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments. What sets us apart is our relentless pursuit of innovation. We leverage the latest advancements in cloud computing, artificial intelligence, and software-defined networking to provide our clients with a competitive edge in an increasingly interconnected world. Our solutions are designed to not only meet the current demands of the digital landscape but to also anticipate and adapt to future challenges. At Arista we value the diversity of thought and perspectives that each employee brings to the table. We believe that fostering an inclusive environment, where individuals from various backgrounds and experiences feel welcome, is essential for driving creativity and innovation. Our commitment to excellence has earned us several prestigious awards, such as Best Engineering Team, Best Company for Diversity, Compensation, and Work-Life Balance. At Arista, we take pride in our track record of success and strive to maintain the highest standards of quality and performance in everything we do. Who You'll Work With Operating right where hardware meets software, 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. What You'll Do As part of this team, you’ll work on projects like: * 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 * D

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