Staff/Sr. Staff Engineer, Embedded Firmware

Sr. Staff Engineer, Software

San Diego, California, United States

About InnoPhase IoT

If you are keen to work with a bunch of brilliant people with various backgrounds, if you share the same value of working smart and celebrating successes, if you have enthusiasm for big technology in a small company, if your goals are to learn and experience different aspects of work--not just singing the same song every day, you'll find your playground at Innophase IoT.

We are looking for people seeking AWESOMENESS! If you're good at what you do, you can work anywhere. If you're the best at what you do, come work at Innophase IoT!

We're seeking a Senior Staff Firmware Engineer to join our collaborative team in developing robust and reliable firmware for next-generation IoT devices. In this role, you will develop firmware, device drivers and support system integration efforts for ULP IoT solution, focusing on performance, reliability, and maintainability. Experience with TrustZone and Trusted Firmware-M (TF-M) is required.

Key Responsibilities:

• Design and develop embedded firmware for IoT devices, targeting ARM Cortex-M micro controllers
• Experience with ARM TrustZone and Trusted Firmware-M (TF-M) for secure firmware partitioning desired
• Implement and optimize low-level drivers and integrate with hardware abstraction layers (HAL)
• Develop secure boot and firmware update mechanisms, ensuring robust and reliable device operation
• Collaborate with cross-functional teams (hardware, software, security) to define and implement firmware features
• Debug, test, and validate firmware on target hardware, using J-Link, Oscilloscope and logic analyzers
• Contribute to documentation of firmware architecture, design decisions, and implementation details
• Security-focused system design, secure boot, and trusted execution environments
• Memory partitioning and isolation in ARM Cortex-M micro controllers
• Secure OTA updates and lifecycle management for IoT devices

Requirements:

• Bachelor's or master's degree in electrical engineering, Computer Engineering, or a related field
• 10+ years of experience in embedded firmware development for IoT or embedded systems
• Background or experience in security-related technologies (e.g., cryptography, secure coding practices, cybersecurity)
• Strong proficiency in C/C++ and low-level driver development
• Familiarity with working on SDK-based development
• Familiarity with RTOS environments (e.g., FreeRTOS, Zephyr)
• Hands-on experience with hardware bring-up and debugging tools
• Excellent communication and collaboration skills
• Strong problem-solving skills and attention to detail
• Willingness to learn and contribute to a team-focused environment

We bring together the best in technology, drive innovation to create the best ULP wireless IoT solutions and user experiences in home, building and industrial automation and wearables. We create career opportunities across a wide range of locations, disciplines and are at the forefront of change, thanks to our remarkable people, who bring cutting-edge products and solutions to our customers. If you share in our passion for teamwork, our vision to revolutionize the IoT industry and our goal to lead the future in technology, we want you to fast-forward your career at InnoPhase IoT.

It is key to unleash the potential in every employee, every team, every leader, and the company herself. We know employees perform best when motivated, appreciated and recognized, and can be themselves. We are committed to building a culture where every voice can be heard, everyone has room for growth and can make meaningful contributions. At the end of the day, we want success not just for the company, but also for everyone who believes in the company, the vision, and the future.