Associate Controls Engineer

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.

Position Summary

We are seeking an Associate Controls Engineer who is passionate about pushing beyond the cutting edge of the industry to design, build, and debug best-in-class controls systems for Redwood’s battery recycling operations. This engineer will play a critical role in designing, commissioning, scaling, and supporting all of Redwood’s recycling facilities working at the intersection of chemical process engineering, industrial automation, and software development.

Essential Duties and Responsibilities

Designing and implementing real‑time control software in C++ for embedded and industrial systems

Developing automation tools, diagnostics, and orchestration scripts in Python

Writing, optimizing, and troubleshooting Structured Text (IEC 61131‑3) for PLCs and industrial controllers

Building deterministic control loops, state machines, and safety‑critical routines

Integrating software with sensors, actuators, drives, and industrial communication networks

Troubleshooting complex issues involving timing, concurrency, hardware interfaces, and industrial protocols on manufacturing systems

Conducting root‑cause analysis for field issues and implementing long‑term fixes

Collaborating with controls, electrical, and process teams to translate requirements into robust software desig

Skills, Knowledge, and Abilities

Bachelors degree in software, electrical, automation, or similar engineering degree

Proficiency in modern C++ for real time or embedded systems

Experience with Python for automation, tooling, or data processing

Hands on experience writing Structured Text for PLCs or industrial controllers

Understanding of deterministic execution, concurrency, and hardware software interaction

Experience with industrial protocols such as Modbus, EtherNet/IP, OPC UA, or PROFINET

Proven ability to successfully work in a team environment to solve complex engineering problems

Strong debugging skills across software, hardware, and network layers

Excellent communication and collaboration skills

Preferred Qualifications

Experience with motion control, robotics, or process automation

Familiarity with embedded Linux, RTOS environments, or microcontroller development

Knowledge of industrial cybersecurity standards or best practices

Experience with simulation tools, digital twins, or hardware‑in‑the‑loop testing

Background integrating C++ runtimes with PLC or SCADA systems

The position is full-time. Compensation will be commensurate with experience.

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