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Sr. Software Engineer - Radio

Austin HQ💼 Full-time🗓 2026-07-06 → 2026-09-26

Core

Senior radio software engineer developing wireless software solutions for the Apollo Blue family of low-power semiconductors.

Role type

Senior IC embedded software engineer (wireless/RF)

Builds

Wireless software solutions and features for Apollo Blue chips

Domain

Semiconductor / IoT / Wireless connectivity

Deliverable

production ML models | product features

Required skills

802.15.4 protocol expertise, Zigbee/Thread debugging, embedded wireless application development, RF/firmware analysis, low-level debugging (GDB, JTAG), power optimization, Zephyr RTOS, peripheral protocols (I2C, UART, etc.)

Preferred skills

Bluetooth/BLE experience, RF tuning/calibration

Technologies

Apollo Blue, OpenThread, Zephyr, GDB, JTAG, sniffer tools, protocol analyzers

Responsibilities

Develop and implement new wireless features; perform code review, optimization, and bug fixing; assist FAE with customer issues; produce automated unit and integration tests; collaborate on system requirements and issue triage; write technical documentation.

Seniority

Senior, hands-on IC

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