Manufacturing Technician, Energy Storage

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. Manufacturing Engineering Technician, Energy Storage Position Summary: As an early member of a new engineering technician team, you will play a key role in building, setting up, and running equipment to support the development of manufacturing lines at Redwood Materials. You’ll work hands-on across mechanical and electrical tools to help validate product performance and reliability. You will support all phases of the product development lifecycle from early design validation to long-term production line improvements by assembling equipment, operating equipment safely, capturing data, and troubleshooting issues as they arise. This role requires a proactive, can-do attitude with careful attention to detail and a strong safety mindset. Hours: Full-time, Monday–Friday + Flexibility to support different shifts as the operation scales is required Essential Duties and Responsibilities Build, set up, and execute equipment fabrication on the manufacturing lines Partner with cross-functional teams (design, manufacturing, quality, operations) to support FMEAs and test plan execution Assemble, install, and maintain test infrastructure such as fixtures, sensors, actuators, chambers, and power supplies Operate equipment, follow procedures, and ensure safe handling of high-voltage systems and hardware Collect, organize, and document test data, observations, and results clearly and consistently Perform basic failure triage and support failure analysis through teardown, inspections, and root-cause investigations Troubleshoot equipment setups and hardware issues; escalate and collaborate to resolve blockers quickly Support New Product Introduction (NPI) line operations by assisting with product assembly, build readiness, and day-to-day troubleshooting. Create, update, and maintain build documentation, including work instructions, assembly procedures, and change logs to ensure accurate and repeatable processes Support with the management of lab inventory, organization, and power infrastructure. Assembly and validation of high-voltage harnesses and electrical sub-systems, including wiring, terminations, and integration while ensuring full compliance with electrical safety requirements and site policies Desired Qualifications: Associate degree, technical certification, or equivalent hands-on experience in mechanical, electrical, mechatronics, or related fields 3+ years of experience in a lab, manufacturing, or test environment (technician, engineering tech, or similar role) Experience working with or around high-voltage systems (400–2000VDC and 480–800VAC) and strong safety discipline (LOTO, PPE, safe work practices) Strong hands-on skills with mechanical assembly, wiring, sensors, instrumentation, and lab equipment Comfortable following procedures, maintaining detailed documentation, and producing clear test summaries Strong communication and teamwork skills; able to work effectively with engineers and stakeholders across levels A get-it-done attitude—willing to jump in, own tasks end-to-end, and do what’s needed to support the team Physical Requirements: Ability to perform essential physical tasks such as standing, walking, bending, stooping, climbing, lifting (up to 25 lbs), typing, and performing repetitive motions Manual dexterity to work with small components under a microscope for extended periods, including precision soldering and handling heavy copper assemblies Working Conditions: Ability to work in working conditions which may include exposure to noise, dust, chemicals, and temperature extremes, while protected by PPE, for extended periods of time Occasional travel required and flexibility to work weekends, nights, or on call as needed The position is full-time. Compensation will be commensurate with experience. We collect personal information (PI) from you in connection with your application for employment with Redwood Materials, including the following categories of PI: identifiers, personal records, professional or employment information, and inferences drawn from your PI. We collect your PI for our purposes, including performing services and operations related to your potential employment. If you have additional privacy-related questions, please contact us at [email protected].

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