Principal Firmware Architect

Overview

Principal Firmware Architect for Dexcom’s iCGM products, owning the embedded/firmware software architecture and technical design leadership.

What you'll do

• Design, implement, and document embedded/firmware architecture specifications from requirements to manufacturing.
• Lead technical design decisions and define module interfaces.
• Collaborate with hardware teams on software-hardware integration, including driver development and battery management.
• Provide technical guidance, code reviews, and establish coding standards.
• Perform system-level performance analysis, troubleshooting, and optimization for reliability, security, and scalability.
• Ensure firmware/software meets FDA standards, safety regulations, and security requirements.

What you'll need

• Minimum 15+ years related experience (or 10+ years with a Master’s degree, or 7+ years with a PhD).
• Expertise in C/C++ and real-time operating systems (RTOS).
• Deep understanding of microprocessor/microcontroller architecture (e.g., ARM Cortex).
• Experience with low-level peripheral drivers and communication protocols (I2C, SPI, UART, BLE).
• Proficiency in software architectural design patterns, modularity, and reusability.
• Good communication skills to present technical positions to engineers and executives.

Details

• Remote workplace with a home office; not required to live within commuting distance of an assigned site (typically 75 miles/120km).
• Travel required: 5–15%.