Staff/Sr. Staff Engineer, Embedded Firmware

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 Staff/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

5 - 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

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.