Lead Embedded Firmware Engineer – Residential Gateways (prplOS & Wireless)
AT&T Inc. (company site, opens in a new tab)12+ yrsBengaluruOn-siteDirect career pageEst. 35–60 LPA
Posted on 3 Sept
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Job description
Structured overview of role & requirements
About This Role
- Lead the architecture and technical direction of embedded firmware for next-generation residential gateways supporting Wi-Fi 6E/7.
- Own and optimize Linux wireless stack and firmware performance using profiling tools like perf and Valgrind for carrier-grade stability.
- Develop automated testing frameworks using Python to ensure firmware quality across diverse gateway hardware platforms.
Minimum Requirements
- 10+ years hands-on embedded firmware development experience in telecom, networking, or residential gateway domains.
- Strong proficiency in C and modern C++ for resource-constrained embedded systems.
- Experienced in Embedded Linux development within OpenWrt or prplOS ecosystems.
- Deep knowledge of broadband device management standards (TR-181, USP/TR-369), Linux Wireless stack, profiling/debugging tools (perf, Valgrind), and containerization with Docker and prpl LCM.
Ideal Candidate Profile
- Senior engineer with proven leadership in embedded firmware architecture and mentoring engineering teams.
- Expert in hardware-agnostic firmware development for carrier-grade residential gateways supporting advanced wireless standards.
- Experienced in building test automation frameworks and managing performance profiling to deliver robust, scalable networking products.