Cisco

Senior Software Engineer (C/C++, Networking, Routing, Security)

Cisco
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3 days ago
Bengaluru, IndiaSenior

Responsibilities

  • Design and build secure networking solutions across VPN, PKI, and SD-WAN Platform Infrastructure.
  • Collaborate with cross-functional engineering teams to deliver core security and connectivity features for large-scale deployments.
  • Use AI-assisted tools such as Codex for engineering efficiency, automation, debugging, and software quality.
  • Contribute to projects improving scalability, resiliency, security posture, and customer experience.
  • Lead critical projects end to end, influence technical direction across teams, and share knowledge through technical talks and engineering standards.

Requirements

  • 8+ years of deep technical experience in networking and security domains involving large-scale, production-grade systems.
  • Strong programming expertise in C/C++.
  • Deep understanding of TCP/IP, routing, and distributed systems.
  • Experience designing and architecting scalable, reliable systems.
  • Experience developing embedded Linux software.
  • Preferred qualifications include IPSec VPN, Yocto-based build systems, cloud platform integration, PKI, certificate lifecycle management, network security, SD-WAN, secure connectivity, cryptographic systems and protocols, AI-assisted development tools, post-quantum cryptography, cryptographic agility, and networking or security standards such as RFCs.
  • Ability to influence technical direction, simplify complex technical concepts, and communicate effectively.

Tech Stack

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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