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From the employer's careers site First seen 25 Oct 2026 · Still live on 31 Oct 2026

Software Engineer - C/C++ Networking & Security

Cisco Bangalore, India Hybrid senior full-time

The employer hasn't listed a salary.

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Description

We are seeking a Technical Lead to join our team building secure networking solutions in a high-impact, fast-paced environment. Your work will help build scalable, secure systems that enable site-to-site and remote access VPNs, certificate-driven trust models, cloud connectivity, and AI-enhanced secure SD-WAN architectures including initiatives in post-quantum security.

Your Impact

  • Lead the design and development of secure networking solutions across VPN (IPSec/IKEv2), PKI, cryptography, and SD-WAN Platform Infra
  • Architect systems that ensure high scalability, resiliency, and security posture
  • Drive multi-functional teamwork to deliver critically significant features
  • Improve performance, reliability, and operational excellence of distributed systems at scale
  • Influence technical direction and execution for high-impact projects that improve scalability, resiliency, security posture, and customer experience
  • Drive innovation in next-generation secure networking initiatives
  • Take complete ownership from conception to production release by demonstrating your ability to influence, facilitate, and work multi-functionally across teams
  • Drive the adoption of AI-assisted tools such as Codex to improve engineering productivity, automate development workflows, accelerate debugging, and enhance software quality across the team
  • Lead, mentor, and spread standard processes to other specialists on the team

Minimum Qualifications

  • 8+ years of deep technical experience across networking and security domains, large-scale, production-grade systems
  • Strong programming expertise in C/C++
  • Deep understanding of networking concepts (TCP/IP, routing, distributed systems)
  • Validated experience in system design and architecture for scalable, reliable systems
  • Track record of leading critical projects end-to-end
  • Experience in embedded Linux software development
  • Ability to influence technical direction across teams
  • Good communication skills with the ability to simplify complex technical concepts

Preferred Qualifications

  • Experience with IPSec VPN technologies
  • Embedded Linux system development, Yocto-based build system expertise, and cloud platform integration skills.
  • Understanding of PKI systems and certificate lifecycle management
  • Background in network security, SD-WAN, or secure connectivity
  • Exposure to cryptographic systems and protocols
  • Experience demonstrating AI-assisted development tools to improve team productivity
  • Exposure to post-quantum cryptography (PQC) or cryptographic agility
  • Experience chipping in to networking/security standards (RFCs)

Skills

Nice to have

  • IPSec VPN
  • PKI systems
  • Certificate Lifecycle Management
  • SD-WAN
  • Cryptographic Systems
  • Post-Quantum Cryptography
  • AI-assisted development tools
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