Sr. Software Engineer - Radio

About the role

Ambiq develops low-power semiconductor solutions for wearables, medical devices, IoT and edge AI applications. As Sr. Software Engineer, Radio, you will drive wireless software development for the Apollo Blue family, implementing specifications, designing software and writing unit tests. You will work with cross-functional teams to integrate and debug wireless components on the company's platform, and you must be intimately familiar with Bluetooth technology.

Key responsibilities

• Develop wireless solutions and implement new features
• Perform code review, code optimization, refactoring, bug hunting and bug fixing
• Scope software development work, delegate tasks, identify resource and technical gaps and take initiative on challenging issues
• Write technical documents such as white papers, architecture diagrams and module/API descriptions
• Assist the FAE team in supporting customer development issues
• Produce unit, functional, integration and interoperability tests, automating them when advantageous
• Work with Product Planning to understand system requirements, and with validation and system test teams to triage issues and communicate their status to management

Required profile

• Bachelor's or Master's degree in Computer Science, Electrical Engineering or a related field
• 5+ years of experience with Bluetooth/BLE wireless technology, including debugging with Bluetooth sniffer tools and protocol analyzers
• Experience with Bluetooth host stacks (open or closed source) and profiles, and Bluetooth audio (HFP, A2DP, LE audio) is highly desired
• Strong communication skills and excellent technical communication with peers

Required skills

• Git, unit tests and continuous integration
• Low-level debugging with GDB, emulators and JTAG
• Performance and power optimization
• Zephyr
• I2C, I2S, MSPI, UART, PDM, TDM and other peripheral protocols
• RF and firmware analysis with air sniffers and logic analyzers
• Short-range wireless such as Zigbee or Thread is a plus