Cisco

Senior Software Engineer

Cisco
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20 hours ago
Milpitas, CA, USASenior
H1B sponsor

Base Salary

$168k - $245k/yr

Responsibilities

  • Build and deliver data-plane and control-plane software.
  • Develop forwarding and services data-plane feature sets for the Cisco 8000 Platform using SONiC.
  • Design, develop, test, and support data-center networking features.
  • Write clean and maintainable C++ and Python code.
  • Develop automated test suites for kernel module validation.
  • Work with networking features including L2/L3 forwarding, ACLs, QoS, and mirroring.

Requirements

  • Bachelor's degree plus 7 years of related experience, or master's degree plus 4 years, or PhD plus 1 year.
  • At least 3 years of programming experience in C/C++.
  • At least 2 years of experience using Python to build automated test suites for kernel module validation, including frameworks such as Pytest.
  • At least 2 years of experience with Linux.
  • Preferred: knowledge of Linux Kernel and open-standard networking systems and APIs such as SONiC and SAI.
  • Preferred: knowledge of TCP/IP, BGP, VxLAN, EVPN, and ACLs.
  • Preferred: experience with GDB and PDB debugging tools and with Git, Jira, Jenkins, and CI/CD pipeline tools.

Benefits

  • Medical, dental, and vision insurance, a 401(k) plan with Cisco matching contributions, paid parental leave, disability coverage, and basic life insurance, subject to eligibility.
  • Paid holidays, floating holiday, birthday day off, year-end shutdown, personal wellness days, vacation or flexible time off, and sick time.
  • Up to 10 paid volunteer days per year and additional paid time away for critical or emergency family issues.
  • Employees may be eligible for Cisco restricted stock units and annual bonuses subject to company policies.
  • The application window is expected to close on October 29, 2026.

Tech Stack

C++GitJenkinsLinuxpytestPython

Categories

Cisco

About Cisco

10,000+ employees

Cisco designs and sells networking, security, and collaboration platforms for enterprises, service providers, and governments, spanning routers and switches, Wi‑Fi, firewalls, zero‑trust, observability, and cloud-managed IT (Meraki) plus Webex. Its business model mixes hardware, software subscriptions, and support/consulting services. Founded in 1984 and headquartered in San Jose, California, Cisco is a public company traded on Nasdaq and serves customers across data centers, campuses, and service provider networks.

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