> Markdown version of [/jobs/ext/4266963-firmware-engineer-i-batteries](https://www.wearedevelopers.com/jobs/ext/4266963-firmware-engineer-i-batteries). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Firmware Engineer I - Batteries - **Company:** Axon US, Corp. - **Location:** Seattle, WA, United States (Remote available) - **Experience:** Expert - **Salary:** $141,000.0 - $225,600.0 - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Applicant Tracking Systems, Automation of Tests, C++ (Programming Language), Code Generation, Profiling, Computer Programming, Computer Networks, Computer Engineering, Datasheets, Software Debugging, Software Design Documents, Linux on Embedded Systems, Firmware, Python (Programming Language), Verification and Validation (Software), System on a Chip, Rust (Programming Language), Concurrency, Peripherals, Openwrt, Yocto, Webforms, Data Analytics, Splunk, Golang - **Published:** October 1, 2026 - **Apply:** https://www.dice.com/job-detail/a60fc273-a104-4a33-882e-d4cfb9240f89 ## About the Role * B.S. in Computer Engineering, Electrical Engineering or equivalent * Experience with Battery and Power Management sub-systems, Safety and Thermal * Experience in programming with C, C++, Rust, Golang and/or Python * Real-world Industry Firmware or Embedded experience of 8+ years developing on Battery-powered IoT products * Experience with Boot-loaders * Experience with System-on-Chips (SoC) * Ability to read Datasheets and Schematics * Experience and ability to use electrical lab bench equipment to profile and diagnose firmware-hardware boundary issues * Experience with concise Technical Writing and Architecture Diagramming * Strong understanding of Computer Architecture and Peripherals * Strong understanding of Operating Systems, Concurrency and Networking concepts * Experience with both Kernel and User-space Embedded Linux with exposure to Yocto, OpenWRT or other Embedded Distros for Board Support Packaging (BSP) * A mindset for Data-driven Engineering Excellence * Daily, hands-on use of AI coding and analysis tools in your engineering work, with the judgment to know when their output can't be trusted ## Description [Candidates near Boston, MA; Brussels, Belgium; Tampere, Finland; or Greater Romania may also be considered upon request] What You'll Do * Implementation and verification of Firmware for Battery Safety logic * Implementation and verification of Firmware for Battery Fuel-Gauging logic, including when working with multiple batteries that work together to create a composite Fuel Gauge 0 - 100% value * Implementation and verification of Firmware for Accelerated Battery Charging with Thermal considerations * Implementation and verification of Firmware for De-rating Batteries to achieve State of Health RMA targets * Implementation and verification of Firmware for eLinux User-space daemons that override Power Management and leverage Qualcomm System-on-Chip PMICs * Implementation and verification of Firmware patches for USB-C sub-systems where power is routed through when customizations are required for battery charging and related topics (e.g., moisture detection) * Implement fleet-wide battery metrics across 500K+ devices with Splunk dashboards and alerting, using AI-assisted analysis to spot degradation trends and anomalies faster than manual review allows * Diagnose and debug products RMA'd by Axon's customers, using AI tools to triage logs and draft findings, and deliver accessible failure analysis reports with remediation steps to Leadership * Collaborate heavily with Battery Engineers in the Electrical Engineering on any/all Battery topics; including meetings with APAC Battery vendors * Support Battery Runtime Profiling with breakdowns of any/all products supported by Axon both via Joulescopes and Automated Test Systems (ATS) * Write concise Battery Test Plans for HW Verification and Validation Engineers * Build and advance Axon R&D's Automated Test Systems (ATS) with custom battery-focused hardware fixtures, using AI to widen coverage across charger, temperature and battery-pack permutations so releases from Axon or 3rd parties don't introduce regressions * Write and review Design Docs and Pull Requests, including AI-generated code, and hold it to the same bar as your own * Be a Team Player, Mentor, Strong Communicator and be ready and willing to support the Team when needed, We collect personal information from applicants to evaluate candidates for employment. You may request access, deletion, or exercise other CCPA rights at or via our Axon Privacy Web Form. For more information, please see the Your California Privacy Rights section of our Applicant and Candidate Privacy Notice. Axon's mission is to Protect Life and is committed to the well-being and safety of its employees as well as Axon's impact on the environment. All Axon employees must be aware of and committed to the appropriate environmental, health, and safety regulations, policies, and procedures. Axon employees are empowered to report safety concerns as they arise and activities potentially impacting the environment.