About this opportunity:
We are seeking a skilled Firmware Engineer with specialization in WiFi domain to join our team at Ericsson and help develop the next generation of networking hardware. In this role, you will work on the low-level software that powers routers, switches, and other network infrastructure devices, ensuring high reliability, performance, and security. You'll collaborate closely with hardware, software, and QA teams to implement features, optimize performance, and support evolving networking protocols and standards. If you're passionate about embedded development and excited to solve real-world challenges in connectivity (esp. WiFi), scalability, and network efficiency, this is your opportunity to make a direct impact in a dynamic, high-tech environment.
What you will do:
Design, develop, and maintain firmware for networking routers featuring WiFi capabilities
Work closely with hardware engineers to bring up new products and support custom hardware features.
Implement and optimize Layer 2/3 networking protocols, traffic management, and routing features.
Develop and maintain Linux-based embedded systems, including bootloaders, kernel modules, and device drivers.
Contribute to the integration of open-source platforms such as OpenWRT or Yocto into production firmware.
Analyze and troubleshoot issues across hardware, firmware, and software layers to ensure system stability and tune the system for performance.
Collaborate with cross-functional teams including software developers, QA, and product managers to define and deliver features.
Stay current with networking technologies, standards, and best practices, and apply them to product development.
The skills you bring:
A strong foundation in programming, predominantly Python and C.
Strong knowledge of Linux operating systems, including device drivers, shell scripting and system-level concepts.
Understanding of computer networking fundamentals (e.g., IP/TCP/UDP, Ethernet, routing and switching).
Exposure to embedded platforms such as ARM-based SoCs, microcontrollers, or development boards.
Good knowledge of 802.11 standards (WiFi 5/6/6E/7), WAP2/WAP3-Enterprise, 802.1X/EAP, etc.
Good knowledge of Linux WiFi stack and daemons like hostapd
Have worked on MAC layer, PHY interaction, rate control algorithms, power management and security features
Have integrated WiFi SoCs from leading vendors (eg. Qualcomm, Broadcomm, Mediatek)
Have conducted WiFi performance tuning (throughput, latency, airtime fairness, RF optimization)
Above all, eagerness to learn new technologies and grow within a fast-paced, collaborative engineering environment.
Why join Ericsson?At Ericsson, you'll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what's possible. To build solutions never seen before to some of the world's toughest problems. You'll be challenged, but you won't be alone. You'll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.
What happens once you apply? Click Here to find all you need to know about what our typical hiring process looks like.Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we champion it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity Employer. learn more.
Primary country and city: India (IN) || Bangalore
Req ID: 781730
Top Skills
What We Do
Ericsson builds the digital connectivity the world relies on. Our technology underpins the mobile networks, platforms, and systems that billions of people, businesses, and societies depend on every day.
We are a global leader in communications technology, delivering mobile network infrastructure, cloud software, and wireless connectivity solutions for service providers and enterprises worldwide. Our networks support connectivity across 180+ countries, helping power everyday communication as well as critical digital services at global scale.
Connectivity has evolved far beyond consumer mobile use. Today, nearly 80% of the world’s population accesses the internet via mobile networks, and Ericsson is helping shape what comes next. We are advancing 5G and 5G Advanced, developing network APIs that open connectivity to the global developer ecosystem, and applying automation and AI to make networks more intelligent, efficient, and resilient.
Ericsson was the first company to launch live 5G networks on five continents, and our 5G platform is now commercially live in 150+ networks across 60+ countries. We also support more than 36,000 enterprise customers, enabling secure, high-performance connectivity for industries such as manufacturing, aviation, logistics, utilities, and public safety, where reliability and performance are mission critical.
Innovation is central to how we work. Ericsson has approximately 28,000 employees in research and development, backed by one of the strongest intellectual property portfolios in the industry with 60,000+ granted patents. Our engineers, researchers, and technologists work across 100+ global R&D sites, helping define how networks evolve and how digital infrastructure is built for the long term.
As the world moves toward a mobile-first, AI-powered, and cloud-driven future, connectivity becomes the foundation for digital transformation across every industry. Ericsson is building that foundation, shaping the future of digital connectivity through technology that operates at global scale and supports real-world impact, today and for what comes next.
Why Work With Us
Ericsson is a place for people who want to work on technology that powers everyday life. You’ll contribute to large-scale systems used every day, tackle complex challenges in live environments, and keep developing your skills and career in your own vision.
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