​​Job Summary: We are looking for an experienced embedded software leader to help build the next generation of high-performance cellular routers and gateways. In this role, you will architect and deliver reliable, secure, and scalable embedded solutions across Linux and embedded platforms, integrating advanced 4G/5G, Wi-Fi, and Bluetooth technologies. You'll work closely with cross-functional teams to ensure seamless hardware-software integration and world-class product quality. This is a unique opportunity to drive innovation in wireless connectivity and shape the future of mission-critical networking solutions. ​The ideal candidate brings deep C/C++ expertise and is a domain expert in at least two of the following areas:
• ​Routing software and router feature development (e.g., OpenWRT)
• ​Cellular software stack (4G/5G/NB-IoT, modem integration)
• ​Wi-Fi software stack and protocol implementation
• ​Linux platform engineering (Yocto, OpenWRT build systems)
• ​Embedded network security (VPNs, secure boot, CVEs).​

Responsibilities:
• ​​Architect and develop complex embedded software systems for cellular routers, with a focus on security, reliability, performance, and scalability (30%).
• ​Lead the design and integration of wireless (4G/5G, Wi-Fi, Bluetooth) and wired connectivity features across Linux-based systems (25%).
• ​Collaborate with cross-functional teams including hardware, QA, and product to drive system-level solutions and resolve technical challenges (20%).
• ​Mentor junior and mid-level engineers, contributing to technical reviews, design decisions, and continuous team improvement (15%).




• ​Drive innovation by researching and integrating modern embedded technologies, development practices, and performance optimizations (10%). ​​ Minimum

Qualifications:
• ​​Bachelor's or Master's in Computer Science, Electronics, or a related field.
• ​12+ years of experience in embedded systems software development.
• ​Strong proficiency in C++ with valuable understanding of Linux-based software distributions.
• ​Hands-on expertise in at least two of the following domains:
• ​Routing software and router feature development (e.g., OpenWRT)
• ​​Cellular software stack (4G/5G/NB-IoT, modem integration, SIM/eSIM)
• ​Wi-Fi software stack and protocol layers & protocol implementation
• ​Linux platform engineering (Yocto, OpenWRT build systems)
• ​Embedded network security (VPNs, secure boot, CVEs)
• ​Hands-on experience with modem integration and embedded networking stacks.
• ​Proven ability to lead complex technical efforts across product cycles. ​​ Desired Qualifications ​​Strong candidates will typically bring depth in 2 or more of the areas below:
• ​Expertise in cellular technologies (5G/4G/NB-IoT), modem interfacing, and SIM/eSIM management.
• ​Expertise in Wi-Fi technologies.
• ​Experience architecting router features using OpenWRT or equivalent platforms.
• ​Proficiency with Linux Yocto build systems.
• ​Solid understanding of network security (VPNs, secure boot, encryption).
• ​Experience with security patches and CVEs.
• ​Demonstrated impact in technical strategy, performance tuning, and cross-functional collaboration.
• ​Track record of mentorship and peer development within engineering teams.
• ​Patents/Publications in the related area.

📌 Senior Staff Engineer, Networking Software (Pune)
🏢 Semtech
📍 Pune