About The Position

The internet became a reality because of Cisco and its intelligent innovations in WAN engineering over multiple decades. Today, we are evolving our industry-leading, service-rich SD-WAN solution by building integrated multi-cloud and SASE solutions for our customers. Our technology provides secure connectivity for users and devices from anywhere in the world to their favorite applications—whether running in the cloud, on-premise, or SaaS. We offer the opportunity to learn and innovate across a vast technology landscape, including Routing, Security, Analytics, Telemetry, Distributed Systems, Machine Learning, and many other areas. Join us and be part of a high-energy team helping transform and build the intelligent internet. We are seeking a highly skilled Software Development Engineer to join our SD-WAN Security Engineering team, which is responsible for securing the SD-WAN fabric that operates globally at a massive scale. In this role, you will work at the forefront of ground-breaking security technologies in enterprise routers that connect cloud infrastructure and applications. You will be responsible for developing and integrating advanced security features, including Firewall, IPS/IDS, Content Filtering, File Inspection, and various other next-generation firewall capabilities.

Requirements

  • Bachelors + 5 years of related experience, or Masters + 3 years of related experience, or PhD + 0 years of related experience.
  • Expertise in C/C++ and Python programming, with a strong focus on developing efficient algorithms and optimized code.
  • Solid understanding of the Network Security domain and common deployment scenarios.
  • Foundational knowledge of Layer 3 and Layer 4 networking technologies and services.
  • Proven ability in complex debugging, troubleshooting, and software development.

Nice To Haves

  • Experience with AI assisted development tools such as Copilot, Claude, Codex or similar technologies to improve engineering productivity and code quality.
  • Experience working in cross‑functional and distributed teams.
  • Ability to adapt quickly and deliver effectively in a fast-paced, evolving environment with changing priorities and technologies.
  • Demonstrated agility in learning new tools, technologies, and domains with strong problem-solving and analytical capabilities.
  • Highly self-motivated with a passion for innovation and developing creative solutions.

Responsibilities

  • Design and develop robust security software for Cisco’s routing portfolio, supporting diverse deployment modes.
  • Collaborate closely with Product Managers and Architects on roadmaps and priorities to build the next-generation firewall features.
  • Write clean, maintainable code with unit tests; perform code reviews and contribute to secure coding practices.
  • Drive high-quality execution by distilling complex technical challenges into elegant, maintainable solutions; author functional and design specifications.
  • Mentor and guide junior team members in a player-coach model, fostering professional growth and technical excellence.
  • Use modern development workflows including AI‑assisted coding tools and VSCode.

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
  • 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
  • up to 80 hours of unused sick time carried forward from one calendar year to the next
  • Additional paid time away may be requested to deal with critical or emergency issues for family members
  • Optional 10 paid days per full calendar year to volunteer
  • annual bonuses (non-sales roles)
  • performance-based incentive pay (sales roles)
  • Cisco restricted stock units
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