Zscaler

Sr. Staff Software Development Engineer - Networking + Go

Zscaler
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4 hours ago
Bengaluru, IndiaStaff+

Responsibilities

  • Design, develop, and optimize high-performance network architectures, control-plane services, WAN failover, and rapid-convergence mechanisms.
  • Develop kernel-level networking features using eBPF and NFLOG, and perform packet tracing, performance tuning, and data-path troubleshooting.
  • Harden public-sector infrastructure with TPM2, FIPS-certified cryptography, secure bootstrapping, and compliance controls.
  • Expand containerized platforms and Python-based control-plane orchestration across physical and cloud deployments.
  • Create image pipelines, drive platform activation, author technical specifications, and support unit, integration, and automated testing.
  • Resolve critical customer escalations, convert systemic defects into architectural improvements, and mentor junior engineers.

Requirements

  • Bachelor’s or master’s degree in Computer Science or a related field.
  • 10+ years of experience in systems engineering for high-performance networking.
  • Deep expertise in Linux systems programming, networking subsystems, L2/L3 architecture, netfilter, packet routing, DHCP, DNS, IPsec, WireGuard, and GRE.
  • Proficiency in Go and Python, with strong debugging and problem-solving skills for complex data-path issues.
  • Demonstrated exploration and integration of AI tools to improve workflows and problem solving.
  • Strong communication, collaboration, ownership, and system-design capabilities.
  • Preferred: experience with AI/ML frameworks, intelligent data-path analysis, eBPF, NFLOG, bpftrace, VyOS, network operating systems, container optimization, CI/CD pipelines, artifact repositories, and security remediation.
  • Preferred: experience with TPM2, cellular modems, Dell VEP hardware, WireGuard, GRE, L2VPN, VRRP, FIPS, FedRAMP, TLS, DTLS, QUIC, AWS, Azure, Docker, Kubernetes, virtualization, and security solutions.

Benefits

  • Hybrid role based in Bangalore, India.
  • Health plans, vacation and sick time, parental leave, retirement options, education reimbursement, and in-office perks.
Zscaler

About Zscaler

5,001-10,000 employees

Zscaler builds a cloud-delivered zero trust security platform that replaces traditional network security appliances for enterprises and public-sector organizations. Its Zero Trust Exchange provides secure web gateway, zero trust access, CASB, and cloud firewall services, sold as subscriptions and delivered across 160+ global data centers. Founded in 2007 and headquartered in San Jose, it is a public company on NASDAQ (ZS) serving thousands of customers worldwide.

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