Arista Networks
Technology & SoftwareDirect SmartRecruiters career site

Software Engineer, EOS Layer 2 and Network Services

Location
Nashua, NH · On-site
Job type
Full-time
Level
Mid-level
Experience
3+ years
Education
Bachelor's degree
Listed
30 days ago

Skills & highlights for this role

  • C
  • C++
  • Python
  • Linux
  • distributed systems

Also useful

  • 802.1X
  • MACsec
  • LACP
  • STP
  • SNMP

About the role

Who You'll Work With The EOS Platform Independent (PI) Layer 2 and network services team is responsible for building innovative and scalable solutions in the areas of Layer 2 protocols including 802.1X, LACP, MACsec, Multi-chassis LAG (MLAG), STP, and network management and security services such as AAA (TACACS/RADIUS), DHCP, DNS, IP Locking, Logging, SNMP, SSH/OpenSSL, ZTP etc. This team is also responsible for developing network monitoring software using protocols such as SFlow, IPFIX, and for device configuration using CLI, programmable RPC/REST APIs and SDK.

This is a global team spanning multiple geographies working on cutting edge features that are deployed in the largest Campus, Cloud provider, Enterprise and Service Provider networks. Arista provides an open Engineering-driven culture which fosters innovation and enables engineers to Learn, Lead and Thrive.

Our adoption of modern software tools and processes and strong focus on automation enables our engineers to be amongst the most productive in the industry. Arista's products are purpose built with the scale, performance and quality required to operate in some of the most demanding environments in the industry.

This provides engineers the platform and rigor to learn and gain experience in building complex, distributed and scalable software systems. Arista engineers collaborate and work seamlessly across various feature areas to deliver top-notch network solutions.

What You'll Do

Work independently or as part of a team to design, develop and maintain Layer 2, network management, monitoring and security features using C, C++ and Python Understand requirements from customers, product managers and field engineers, and write functional specifications Own all aspects of development and delivery of software Build automated tests and infrastructure to test the features Work with support engineers and customers to troubleshoot and resolve problems in their networks Work with the System Test Engineers to analyze problems found in their tests and provide fixes for those problems

Qualifications & Requirements

BS in CS/EE/CE + 3 years experience, an MS + 1 year experience, a Ph.D., or equivalent work experience Proficiency in C or C++ and Python Software development experience with Linux Understanding and ability to apply software engineering principles Strong problem solving and software troubleshooting skills Strong communication skills and the ability to work in a small team environment Hands on experience developing networking or distributed systems software is a plus Knowledge of layer 2 protocols like 802.1X, MACsec, LACP, STP, etc is a plus Knowledge of network management and monitoring protocols like AAA, DNS, DHCP, SNMP, SFlow, IPFIX, OpenConfig etc is a plus

About the Company

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.

Read the original posting

From Arista Networks's careers page, first listed on Rolev.ai on October 10, 2026. Rolev.ai is not the employer.

How Rolev.ai helps with this application

Rolev.ai is a job search and application tool for US job seekers. For this Software Engineer, EOS Layer 2 and Network Services role at Arista Networks, it shows how your resume fits, tailors your resume to the posting, and prepares the application for you to review.

  • See how you fit

    Openings from employer career sites are ranked against your whole resume—and searchable inside Claude, ChatGPT, and Cursor via Rolev.ai MCP.

  • Tailor without inventing

    Every change to your resume is checked against your original. New experience goes in only with your yes—zero fabricated claims.

  • Draft the full kit

    Tailored and Full Match resumes, role-specific cover letters, and answers to employer screening questions are prepared in seconds.

  • 1-Click Extension Autofill

    The Chrome extension fills the employer's Greenhouse, Workday, Lever, or Ashby form in 1 click. You review it and press Submit.

Common questions

Where is the Software Engineer, EOS Layer 2 and Network Services job at Arista Networks located?

This Software Engineer, EOS Layer 2 and Network Services position at Arista Networks is located in Nashua, NH (On-site). Always check Arista Networks's application page for specific state eligibility or relocation policies.

What qualifications are required for Software Engineer, EOS Layer 2 and Network Services at Arista Networks?

For the Software Engineer, EOS Layer 2 and Network Services role, Arista Networks highlights 3+ years of relevant experience; a bachelor's degree; experience with C, C++, Python, Linux, distributed systems. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.

How do I apply for the Software Engineer, EOS Layer 2 and Network Services position at Arista Networks?

This listing links directly to Arista Networks's SmartRecruiters application page. You can apply directly on Arista Networks's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the SmartRecruiters application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.