Job Description

Acculon Energy is at the forefront of testing, engineering, and manufacturing for the next generation of energy solutions, specializing in lithium and sodium-ion battery modules and packs. Based in Columbus, OH, our mission is to deliver high-performance, innovative battery solutions that meet the dynamic needs of our global clients. As we expand our operations, we are seeking an Embedded Software Intern to ensure the excellence and reliability of our advanced energy storage solutions.

We’re looking for someone with experience architecting, developing, integrating, testing, and troubleshooting embedded software written in C and Python on microcontrollers such as the STM32, ESP32, and Raspberry Pi. These systems are the heart of safety-critical products like battery management systems and battery charging systems.

This internship is for Summer 2025.

Responsibilities

• Writing and maintaining code for microcontrollers and related peripherals in embedded systems such as battery management systems and related energy management systems
• Testing, debugging, and troubleshooting these systems
• Working alongside other developers, hardware engineers, and mechanical engineers on integration of the systems into the product
• Maintaining, supporting, and improving systems after initial delivery

Qualifications

• Proficiency in low-level microcontroller development (e.g. STM32), RTOS (e.g. FreeRTOS), and hardware abstraction layer usage
• Experience writing, testing, and debugging device drivers based on technical documentation
• Familiarity writing, testing, and debugging bootloaders and flash programming tools
• Extensive knowledge of C
• Knowledge of peripherals and communication protocols such as SPI, CAN, and I2C
• Hands-on experience testing and debugging code on a bench setup using oscilloscopes, logic analyzers, JTAG probes, etc.
• Experience managing source code with Git and GitLab
• Strong documentation and communication skills

Soft Skills

• Ability to context-switch between multiple different projects
• Strong teamwork skills
• Ability to balance perfection and practicality
• Passion for safe, robust implementations

Preferred Qualifications

• Experience with Python, Rust, shell scripting, CMake, linker syntax
• Experience with MATLAB and Simulink
• Participation in school or college engineering programs (FIRST, FSAE, EcoCAR, etc.)
• Experience with hardware or electronic circuit design
• Familiarity with Infineon AURIX, NXP LPC, STM SPC, TI C2000, or other MCU families

What We Offer:

• A dynamic, innovative, and inclusive work environment.
• Competitive salary and benefits package.
• Opportunities for professional growth and development.
• The chance to be part of a team making a significant impact on the future of sustainable energy.

Acculon Energy Inc. is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

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