Firmware Engineer, Energy Storage

Confirmed live in the last 24 hours

Redwood Materials

San Francisco, California, United States

On-site

Posted March 12, 2026

Job Description

About Redwood Materials

Redwood is localizing a global battery supply chain that seamlessly integrates recovery, reuse, and recycling — keeping critical minerals in circulation and driving the energy transition. Founded in 2017, we’re delivering low-cost and large-scale energy storage and producing battery materials in the U.S. for the first time, all from batteries we already have.

Senior Firmware Engineer, Energy Storage

Essential Duties:

You will be an early member of a new engineering team, taking a hands-on role in the design, development, and integration of a new product at Redwood. This position focuses on developing robust and reliable firmware from scratch for ARM Cortex-M class microcontrollers to function within large scale, distributed industrial applications. You will work on communication with and control of various off-the-shelf devices as well as control algorithms for power electronics.

The ideal candidate is highly self-driven, adaptable to a startup environment, and eager to take on novel technical challenges. If you're excited about working in a dynamic, fast-paced setting within a new department at Redwood, we want to hear from you! 

If necessary, the job level will be adjusted to suit the applicant’s experience and responsibilities. 

Responsibilities will include: 

Help build a new embedded firmware platform from scratch with a focus on robust and performant network communication
pythongorustawsaidataproductdesign