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# OpenWrt Software Architect

- **Company:** TECHSTAR INC
- **Location:** United States
- **Contract:** Permanent contract
- **Skills:** IEEE 802.1Q, C++ (Programming Language), Computer Programming, Computer Networks, Software Debugging, Linux, Linux on Embedded Systems, Failover, Firmware, Internet Group Management Protocols, IPv4, IPv6, Network Troubleshooting, Multicasting, Routing, Network Protocols, Package Management Systems, Software Architecture, Systems Development Life Cycle, Memory Leaks, Systems Architecture, Wireshark, Virtual Local Area Networks, Wide Area Networks, Openwrt
- **Published:** November 7, 2026
- **Apply:** https://www.careerbuilder.com/job-details/openwrt-software-architect--39c04dc6-39e7-430b-aebb-42fdec77d94b

## About the Role

Software Architecture, Computer Firmware, Scalable System Development, Embedded Linux, Embedded Systems, Data Modeling, VLAN (Virtual Local Area Network), Failover, Wide Area Network (WAN), Internet Group Multicast Protocol (IGMP), OpenWrt & Embedded Systems

 * Strong expertise in OpenWrt build system customization and package management.
 * Hands-on experience in building operator-grade firmware distributions.

Programming

 * Advanced proficiency in C/C++ with focus on performance and resource optimization.

Networking & Protocols

 * Strong experience in IPv4/IPv6 dual-stack environments
 * Knowledge of:
 * DHCPv4 / DHCPv6
 * SLAAC & Prefix Delegation (PD)
 * IPv6 transition technologies (MAP-T, MAP-E, DS-Lite)

Networking Concepts

 * Deep understanding of:
 * Linux Bridge
 * VLAN (802.1Q / QinQ)
 * Routing and forwarding architectures

Traffic & Routing

 * Experience with:
 * Multi-WAN configurations
 * Failover mechanisms
 * Policy-Based Routing (PBR)

## Description

* Lead the design, development, and customization of OpenWrt-based firmware for operator-specific deployments.
 * Architect and implement high-performance networking stacks for carrier-grade devices.
 * Develop scalable and modular embedded Linux systems for complex CPE environments.
 * Implement and manage TR-181 / TR-098 data models and USP (TR-369) protocols.
 * Optimize L2/L3 forwarding performance using hardware offloading and VLAN configurations.
 * Design and implement Multi-WAN, failover strategies, and policy-based routing (PBR).
 * Enhance multicast performance using IGMP/MLD snooping and proxy mechanisms.
 * Perform deep debugging of system-level issues such as kernel panics, memory leaks, and race conditions.
 * Analyze and troubleshoot network issues using tools like tcpdump and Wireshark.
 * Collaborate with cross-functional teams to define system architecture and integration strategies.
 * Mentor and guide engineering teams on best practices and technical decision-making.