Software Engineer- Test Infrastructure

Cisco•Milpitas, CA

About The Position

The Data Center Business Unit at Cisco focuses on advancing next‑generation networking technologies that power modern data centers. The team builds and supports innovative Ethernet Switching solutions that enable AI workloads, cloud platforms, and enterprise infrastructures to operate at scale. Engineers on this team collaborate closely across development, testing, and product teams to support the full software lifecycle—from concept and requirements to validation and delivery. The group is made up of highly collaborative engineers who enjoy solving complex networking challenges in a fast‑paced environment. What makes this team exciting is the opportunity to contribute to the evolution of Cisco Nexus switches and the infrastructure that powers large‑scale cloud and AI environments.

Requirements

Bachelor’s degree in Computer Science, Computer Engineering, Electrical Engineering, or a related technical field
Experience with networking fundamentals including TCP/IP, routing, switching, or VLANs, subnetting, DNS, and DHCP
Experience with Python for scripting, automation, and test framework development
Experience working in Linux environments using command‑line tools and shell scripting
Experience documenting and executing test cases and identifying software defects through structured testing processes

Nice To Haves

Experience with test automation frameworks such as Cisco pyATS or other Python‑based automation tools
Familiarity with network traffic generation and testing platforms such as IXIA, Spirent, or TRex
Experience working with CI/CD tools such as Jenkins, GitLab CI, or GitHub Actions
Understanding of AI agents, LLMs, or prompt engineering to improve automation workflows
Collaboration and communication skills when working with cross‑functional engineering teams

Responsibilities

Design and build automation infrastructure that supports large‑scale network testing environments.
Develop Python‑based test frameworks, including tools built on Cisco pyATS, to validate networking features through regression, feature, and system testing.
Create AI‑assisted utilities and prompt‑driven tools that help engineers generate, execute, and analyze test cases more efficiently.
Analyze logs, traffic captures, and system output to identify and reproduce defects, and collaborate with developers to verify fixes.
Build CI/CD pipelines, dashboards, and internal utilities to improve testing efficiency, visibility, and software quality across releases.

Benefits

medical, dental and vision insurance
a 401(k) plan with a Cisco matching contribution
paid parental leave
short and long-term disability coverage
basic life insurance
grants of Cisco restricted stock units
10 paid holidays per full calendar year, plus 1 floating holiday for non-exempt employees
1 paid day off for employee’s birthday, paid year-end holiday shutdown, and 4 paid days off for personal wellness determined by Cisco
16 days of paid vacation time per full calendar year, accrued at rate of 4.92 hours per pay period for full-time employees (non-exempt)
flexible vacation time off program (exempt)
80 hours of sick time off provided on hire date and each January 1st thereafter, and up to 80 hours of unused sick time carried forward from one calendar year to the next
optional 10 paid days per full calendar year to volunteer