Cisco

Sr Software Engineer--Routing Platform & Infrastructure

Cisco
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9 days ago
Milpitas, CA, USASenior
H1B sponsor

Base Salary

$168k - $245k/yr

Responsibilities

  • Own the lifecycle of management frameworks for standardized interoperability between routing hardware and pluggable optics.
  • Integrate control-plane and datapath logic for NPU and ASIC-based high-speed networking systems.
  • Design Linux-based embedded solutions integrating hardware optics and PHY layers.
  • Develop diagnostic and telemetry infrastructure to improve system reliability, observability, and autonomy.
  • Lead the end-to-end design of medium-scope features and influence software roadmap and engineering practices.
  • Mentor team members, conduct code reviews, share knowledge, and create user documentation.

Requirements

  • Bachelor’s degree and 6+ years, Master’s degree and 4+ years, or PhD and 1+ years of experience in computer science, electrical engineering, or a related field.
  • Experience with C, C++, Python, data structures, and algorithms.
  • Embedded systems development and Linux OS programming experience.
  • Platform infrastructure or optics software development experience.
  • Preferred experience with coherent optics such as ZR/ZR+, PHY/SerDes, FEC, ASIC/NPU, and DSP-based systems.
  • Preferred familiarity with CMIS and/or SFF standards.
  • Preferred experience with IOS-XR, SONiC, FBOSS, or similar network operating system platforms.
  • Preferred experience with AI networking infrastructure and knowledge of optical line systems and coherent transport technologies.

Benefits

  • Hybrid role requiring candidates to be local to Milpitas and work in the office at least 3 days per week.
  • U.S. benefits may include medical, dental, and vision insurance; a 401(k) with Cisco matching; paid parental leave; disability coverage; and basic life insurance.
  • Eligible employees may receive Cisco restricted stock unit grants and annual bonuses subject to company policies.
  • Paid time off includes holidays, vacation or flexible vacation time, sick time, wellness days, volunteer days, and other paid leave options.

Tech Stack

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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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