Senior/Lead Software Engineer, PCIe

🕒 October 5

🇨🇦 Canada – Remote

💵 $120k - $195k / year

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 0%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Arista Networks

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 2004

🏢 Enterprise

📡 Telecommunications

💰 $2.6M Post-IPO Debt on 2015-05

Enterprise • Telecommunications • Cloud

Arista Networks is a leader in building scalable high-performance and ultra-low-latency networks for modern data center and cloud computing environments. The company offers a wide range of networking solutions including the Arista Extensible Operating System (EOS) for cloud networking, CloudVision for network automation and observability, and a variety of high-performance switches and routing platforms. Arista's solutions are designed for enterprise WANs, cloud-grade routing, multi-domain segmentation, security, and modern network operating models, making them a pivotal choice for hyperscale data centers and cloud environments.

📋 Description

• Bring up PCIe links on new hardware designs • Tune PCIe parameters on root ports, bridges, and endpoints • Modify Linux PCI drivers and virtual memory allocation • Use AER and DPC to improve error visibility and resiliency • Develop userspace software mediating between networking ASICs, FPGAs, and PCIe bridges • Measure hardware read and write performance • Develop automated tests using C, C++, and Python to validate features • Collaborate with hardware, diagnostics, and software engineers to maximize bandwidth and improve PCIe link reliability

🎯 Requirements

• Strong engineering and Computer Science fundamentals • 8+ years fluency in C or C++ • Python experience is an added bonus • Solid understanding of PCIe hardware and software drivers • PCIe state machine, LTSSM, TLP, and credit flow control knowledge is a plus • Experience with PCIe switches • Significant hands-on experience diagnosing problems, troubleshooting issues, and fixing bugs in low-level firmware

🏖️ Benefits

• Medical, dental, and vision benefits • Wellbeing benefits • Income protection • Group Retirement Savings Plan • Discretionary Arista bonuses may be available • Equity may be available • Sales Incentive Plan commissions are available for eligible Sales roles