Senior Firmware Engineer I - Batteries - job 1 of 2

As a Senior Firmware Engineer I - Batteries at Axon, your main responsibilities include implementing and verifying firmware for battery safety, fuel-gauging logic, and accelerated battery charging. You'll also collaborate closely with hardware engineering teams and be involved in extensive testing and debugging processes, ensuring optimal performance across Axon's camera-based products.

To apply for the Senior Firmware Engineer I - Batteries position at Axon, you’ll need a B.S. in Computer or Electrical Engineering, or an equivalent field, along with at least 8 years of industry experience in firmware or embedded systems, specifically for battery-powered IoT devices. Familiarity with programming languages like C, C++, Rust, and Python is essential.

In this role, you will primarily work with embedded Linux, RTOS on microcontrollers, and programming languages like C, C++, and Golang. You may also get involved with cutting-edge technologies such as Qualcomm System-on-Chip PMICs and tools for automated testing and profiling, contributing to various battery management and safety solutions.

The Senior Firmware Engineer I - Batteries role at Axon includes a travel obligation of around 10% to our Scottsdale office and potentially other locations in Europe for critical product development milestones. While most of your work can be done from home, these in-person collaborations will enhance teamwork and support success in product development.

Axon offers a competitive benefits package that includes a robust salary, 401k with employer match, discretionary paid time off, medical, dental, and vision plans, along with mental wellness support and professional development programs. Your contributions to our mission will also be rewarded with relationships built on equity and growth.

When answering this question, emphasize your hands-on experience with battery management systems. Discuss specific projects where you implemented firmware for safety and thermal considerations, or when you conducted performance analyses across multiple battery-powered products.

To effectively respond, highlight your experience with embedded Linux and different RTOS. Provide examples of projects where you utilized these technologies, explaining any challenges faced and how you overcame them.

Consider explaining your systematic approach to firmware reliability, including implementation of rigorous testing protocols, debugging techniques, and performance metrics tracking. Provide specific examples of how your actions increased product safety.

Outline the development and testing tools you have used, such as IDEs, debuggers, automated test systems, and performance metrics dashboards. Describe how these tools streamlined your workflow and enhanced productivity.

Discuss your strategy for optimizing battery performance, including lessons learned from projects. Share examples of how you implemented firmware solutions for fuel gauging and charging protocols to improve the longevity and efficiency of battery systems.

Talk about your familiarity with different compile options and how they affect embedded systems performance. Provide insights into your experiences with bootloader implementation and any optimizations you’ve made.

Illustrate your structured approach for conducting failure analyses. Discuss specific situations where you documented findings and provided actionable resolutions to leadership, helping maintain product quality.

Highlight your teamwork strategies, such as regular communication and goal alignment, that facilitated successful collaboration with hardware engineers. Provide examples of cross-functional projects where this collaboration was crucial.

Explain the importance you place on documentation, emphasizing how it contributes to knowledge sharing, project continuity, and onboarding. Talk about your experiences in creating clear and concise technical writing.

Reflect on your alignment with Axon's mission, values, and culture. Share your passion for innovation in public safety technology and how you believe your skills as a Senior Firmware Engineer can contribute to their impactful work.