WIFI Tech Engineer

WIFI Tech Lead Engineer

Role Summary:

RADWIN is seeking passionate Firmware Tech Lead Engineer with 7 years of experience in developing Wi-Fi firmware. The role involves working on embedded software development for Wi-Fi 6/7 chipsets focusing on Upper MAC/Lower MAC Data and Control Paths and performance optimization within RTOS environments. You will be part of the new RADWIN Firmware Innovation Center in Chennai contributing to high performance wireless solutions.

Key Responsibilities: Design implement and maintain Wi-Fi firmware modules related to:

Data Path and Control Path

Upper MAC/Lower MAC/PHY integration

Wi-Fi 6 and Wi-Fi 7 protocol enhancements

Debug critical firmware issues impacting performance stability and throughput.

Collaborate with hardware RF and systems teams to ensure optimal firmware operation across layers.

Develop and optimize firmware for real-time embedded environments ensuring compliance with timing constraints and system KPIs.

Participate in code reviews bring-up and delivery of firmware to production hardware.

Support regulatory (FCC ETSI etc.) and feature compliance (e.g. DFS CCA Spectral Scan etc.).

Why Join RADWIN

Be part of a Firmware Innovation Group under experienced leadership.

Work on next-generation wireless technologies with cross-functional teams in a global environment.

Work on bleeding-edge platforms and direct engagement with chipset vendors.

A growth-oriented fast-paced R&D culture where firmware leads the product innovation

Requirements:

Over 7 years of embedded software development focused on Wi-Fi firmware

Strong knowledge of IEEE 802.11 protocols especially Wi-Fi 6 and Wi-Fi 7 (MAC/PHY level)

Experience in real-time embedded systems and RTOS environments

Solid debugging skills for firmware bottlenecks stability issues and low-level Wi-Fi/Cellular stack problems.

Hands-on experience with Qualcomm and/or Broadcom or MediaTek or Intel (or any other chipsets)

Experience with Debugging tools: Wireshark GDB iperf Sniffer

Requirements:

Over 7 years of embedded software development focused on Wi-Fi firmware

Strong knowledge of IEEE 802.11 protocols especially Wi-Fi 6 and Wi-Fi 7 (MAC/PHY level)

Experience in real-time embedded systems and RTOS environments

Solid debugging skills for firmware bottlenecks stability issues and low-level Wi-Fi/Cellular stack problems.

Hands-on experience with Qualcomm and/or Broadcom or MediaTek or Intel (or any other chipsets)

Experience with Debugging tools: Wireshark GDB iperf Sniffer

Advantage:

Experience with Qualcomm Wifi chipsets

Basic experience in host-side driver development (cfg80211/nl80211 netlink communication).

Familiarity with Linux wireless applications (e.g. hostapd wpasupplicant).

Knowledge of OpenWRT Yocto QSDK and user-space tools for embedded Wi-Fi platforms.

Know how about TDD/TDMA FDD/FDMA

Basic understanding of bootloaders BSP bring-up and U-Boot configuration.

Familiarity with RF-related features such as:

o DFS

o Spectral Scan

o Transmit power and channel calibration

Exposure to RF equipment (e.g. spectrum analyzer) and calibration procedures.