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Senior Software Engineer
Cisco • Milpitas, MI1d • $167,700 - $245,200
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Senior Software Engineer, Network Platform Security
Cisco•Milpitas, MI
•$167,700 - $245,200
About The Position
The Network Engineering group builds software platforms that power large-scale networks. As networking infrastructure evolves to support growing AI/ML workloads and increasing numbers of internet users, applications, and services, this role develops security solutions for next-generation networking platforms and AI-powered systems that can reason about, troubleshoot, and resolve complex infrastructure challenges. The work sits at the intersection of software engineering, platform security, networking, and AI/ML, supporting large-scale systems and distributed infrastructure. The engineer works across the product lifecycle, from development and testing through production support, in a fast-paced and collaborative environment with geographically distributed teams. The role is part of Infrastructure Engineering and involves designing, building, maintaining, and supporting high-impact networking software and distributed systems.
Requirements
- Bachelor's degree plus 7 years of related experience, or a master's degree plus 4 years, or a Ph.D. plus 1 year, or equivalent related work experience.
- Programming experience in C/C++ and Python.
- Experience with Linux Kernel driver development.
- Experience with Linux systems, networking fundamentals, operating system concepts, and container-based applications.
- Experience using modern AI-assisted development tools such as Cursor, Codex, Claude Code, or Devin.
Nice To Haves
- Experience with Sonic OS.
- Professional experience in Linux systems or Linux Kernel security.
- Understanding of Trusted Platform Modules, Secure Boot, and hardware Root of Trust concepts.
- Understanding of networking fundamentals including TCP/IP, DNS, DHCP, BGP, routing protocols, and switching.
- Strong analytical and problem-solving skills and ability to work in a fast-paced engineering environment.
- Cisco certifications such as CCNA or CCNP.
Responsibilities
- Design, develop, and test software for high-impact networking platforms and distributed systems.
- Collaborate with system architects and engineering teams to design scalable solutions that meet product requirements.
- Build systems and applications using modern development practices and open-source technologies.
- Contribute to the development and maintenance of complex software projects with an automation-first mindset.
- Troubleshoot, debug, and optimize distributed systems to improve performance and reliability.
- Support production environments and help resolve operational challenges.
- Work collaboratively with geographically distributed engineering teams.
Benefits
- Medical insurance
- Dental insurance
- Vision insurance
- 401(k) with Cisco matching contribution
- Paid parental leave
- Short- and long-term disability coverage
- Basic life insurance
- Paid holidays
- Floating holiday for non-exempt employees
- Paid birthday day off
- Paid year-end holiday shutdown
- Personal wellness days
- Paid vacation or flexible vacation time off, depending on employee classification
- Sick time off
- Additional paid time away for critical or emergency family issues
- Optional paid volunteer days
- Annual bonuses for eligible non-sales employees
- Potential grants of Cisco restricted stock units
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What This Job Offers
Job Type
Full-time
Career Level
Senior
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Common questions about Network Security Engineer careers and jobs.
Based on current job postings on Teal, the average Network Security Engineer salary in the US is approximately $137,000 per year, with a typical range of $70,000 to $225,000.
