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# Firmware/Embedded Software Engineer

- **Company:** Voltify LLC
- **Location:** Fullerton, CA, United States
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Testing (Software), C (Programming Language), HTML, Computer-Aided Design, Application Programming Interfaces (APIs), Bash Shell, C++ (Programming Language), CAN Bus, Communications Protocols, System Configuration, Linux, Embedded C, Embedded Software, Ethernet, Firmware, Supervisory Control and Data Acquisition (SCADA), Python (Programming Language), Linux System Administration, MATLAB, Message Queuing Telemetry Transport (MQTT), Network Configuration and Change Management, Software Architecture, Shell Script, Software Engineering, System Testing, Data Processing, Model-Driven Development, Serial Peripheral Interface, Safety Critical Systems
- **Published:** August 9, 2026
- **Apply:** https://www.wayup.com/i-j-Firmware-Embedded-Software-Engineer-Voltify-342100069543806/

## About the Role

We want a driven, fast-paced self-learner who can move between embedded C/C++ development, Linux system configuration, and high-level HMI design while maintaining rigorous safety standards., + 3+ years of embedded software/firmware development experience (automotive, marine, industrial, or rail preferred)

 + Strong proficiency in C, C++, and Python
 + Experience with Linux system administration, configuration, and shell scripting
 + Hands-on experience with communication protocols: CAN Bus, Ethernet, I2C, SPI
 + Knowledge of high-voltage system control (BMS, power routing, contactor control)
 + Experience designing industrial HMI interfaces (web-based or native GUI)
 + Understanding of software architecture and documentation practices
 + Familiarity with safety-critical software development principles
 + Nice to have: STM32 microcontroller experience
 + Nice to have: MATLAB/Simulink experience for model-based design
 + Nice to have: Experience with SCADA systems, MQTT, or industrial IoT protocols
 + Ability to thrive in fast-paced, high-pressure startup environments
 + Proactive problem-solver who takes ownership from concept to deployment
 + Passion for clean energy and sustainable transportation
 + Bonus: Experience with battery management systems or electric vehicle controls
 + Bonus 2: Loves trains

## Description

We're looking for a Firmware/Embedded Software Engineer to write and test software for our battery electric locomotive control systems. You'll work on everything from low-level embedded firmware to industrial HMI interfaces, collaborating closely with electrical and mechanical teams to bring our locomotive to life., + Write and test embedded software and firmware for locomotive system controls (C/C++, Python)

 + Design and implement industrial HMI interfaces using HTML or GUI programming frameworks
 + Configure and maintain Linux systems, including BASH scripting and network configuration
 + Implement robust communication stacks for Ethernet, CAN Bus, I2C, and SPI protocols
 + Develop control algorithms for high-voltage systems including BMS and power routing
 + Create and maintain software architecture documentation and technical specifications
 + Implement simple signal filtering and data processing algorithms
 + Develop network APIs and integrate with SCADA systems and MQTT protocols
 + Design software for safety-critical systems with proper validation and verification
 + Collaborate with electrical engineers on embedded controller integration
 + Support system testing and validation in lab and field environments


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