Senior / Principle Software Engineer – Network Gateway (Linux / Embedded)

Senior / Principle Software Engineer – Network Gateway (Linux / Embedded)

Role Overview

We are looking for a hands-on Network Gateway Engineer who takes ownership of features end to end. In this role, you will design, implement, and maintain core gateway functionalities on Linux-based platforms, working across networking, system integration, and reliability.

Key Responsibilities

• Independently deliver gateway features across the full lifecycle, including specification, design, implementation, testing, deployment, and maintenance

• Develop and maintain gateway modules, including but not limited to:

  • Firewall and NAT

  • VPN solutions (IPsec, WireGuard, OpenVPN, L2TP)

  • High Availability (keepalived integration, failover and recovery logic)

  • IPS / IDS components

  • Routing and Policy-Based Routing (FRR integration, advanced routing policies)

  • IPv6 services (DHCPv6, Router Advertisement, NDP proxy)

  • LAN / WAN services (DHCP, DNS, failover, load balancing)

  • Interface and SFP management

• Debug complex networking issues across multiple features and configuration interactions

• Produce and maintain design documents, API specifications, test plans, and release notes

Requirements

• Bachelor’s degree in Computer Science, Electrical Engineering, or a related field

• 3+ years of experience in Linux networking or embedded systems development

• Strong programming skills in C, with scripting experience in Python and/or Bash

• Solid understanding of networking fundamentals, including firewall and NAT behavior, routing logic, packet flow, and basic connection tracking

• Familiarity with TCP/IP fundamentals, DHCP, dnsmasq, packet inspection/debugging tools, and iproute2 utilities

• Ability to work independently, take ownership, and collaborate effectively with cross-functional teams

Nice to Have

• Experience with advanced routing, high-availability systems, or security-related networking components

• Exposure to production-grade networking systems or carrier / enterprise gateway platforms