Principal Software Engineer

Arista Networks

Expert Software Engineer developing Arista Networks' EOS software for the world's largest data center networks. Collaborating on specifications and mentoring junior engineers in a fast-paced environment.

Posted 7/29/2026full-timeRemote • 🇨🇦 CanadaLead💰 CA$140,000 - CA$210,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in C, C++, and Python programming for developing and debugging Linux drivers and APIs, alongside strong problem-solving and troubleshooting skills in a collaborative team environment. Capable of mentoring junior engineers and managing project schedules effectively.

Highest-signal resume keywords

C ProgrammingC++ ProgrammingPython ProgrammingLinux Driver DevelopmentSoftware Troubleshooting

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Linux API DevelopmentAutomated TestingDebuggingOpen Source SoftwareASIC ProgrammingDistributed SystemsSoftware Engineering Principles

Soft Skills

Problem SolvingMentoringTeam Collaboration

Tools & Technologies

Automated Test ProgramsCustomer Support ToolsProject Management Tools

Certifications & Qualifications

BS in Computer ScienceMS in Computer SciencePh.D. in Computer Science

Industry Keywords

Networking InfrastructureAI NetworkingSoftware Development Environment

Tech Stack

Tools & technologies

Distributed SystemsLinuxOpen SourcePython

About the role

Key responsibilities & impact

Write functional specifications and design specifications for drivers and API to manage hardware devices in linux and implement.
Independently implement solutions to small-sized problems in our EOS and related software, using the C, C++, and python programming languages.
Write test plan specifications and implement automated test programs to execute the cases described in the test plan.
Debug problems found by our automated test programs and fix the problems.
Work on a team implementing, testing, and debugging solutions for networking infrastructure include AI networking.
Worth with Customer Support Engineers to analyze problems in customer installations and provide fixes for those problems when needed in the form of new software releases or software patches.
Work with the System Test Engineers to analyze problems found in their tests and provide fixes for those problems.
Mentor new and junior engineers to bring them up to speed in Arista’s software development environment.
Review and contribute to the specifications and implementations written by other team members.
Help to create a schedule for the implementation and debugging tasks, update that schedule weekly, and report it to the project lead.

Requirements

What you’ll need

BS Computer Science/Electrical Engineering/Computer Engineering + 12 years experience, or MS Computer Science/Electrical Engineering/Computer Engineering + 10 years experience, or Ph.D. in Computer Science/Electrical Engineering/Computer Engineering + 7 years experience or equivalent work experience
Knowledge of C, C++, and python.
Hands-on experience working with open source software.
Experience writing Linux drivers and APIs for managing hardware or other software resources.
Experience programming ASICs and other custom hardware.
Ability to utilize, test, and debug open source software libraries and other software used in your development activities.
Infrastructure functions related to distributed systems such as messaging, signalling, databases, and command line interface techniques.
Applied understanding of software engineering principles.
Strong problem solving and software troubleshooting skills.
Ability to design a solution to a small-sized problem, and implement that solution without outside help.
Able to work on a small team solving a medium-sized problem with limited oversight.

Benefits

Comp & perks

Medical
Dental
Vision
Wellbeing
Income protection
Group Retirement Savings Plan