Redwood Materials jobs

Staff High Voltage Electrical Engineer, EPC San Francisco, California, United States 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. Staff High Voltage Electrical Engineer, EPC Redwood Materials is seeking a Staff High Voltage Electrical Engineer to join our EPC team. This role is central to the design of high voltage electrical infrastructure to support our mission. Our mission is to build a sustainable circular economy for lithium-ion batteries by transforming recycled materials into high-quality inputs for new batteries. Responsibilities will include: - Lead the design of high voltage AC electrical systems, specifically for industrial substations (69kV to 345kV) and their integration with upstream transmission lines and downstream MV distribution - Review and evaluate the design of existing substations to provide recommendations for improving reliability and stability - Develop single-line diagrams, physical layout and design, protection and control systems, relay design and coordination, and grounding plans for substations - Perform grid simulation and stability studies using industry standard tools such as PSSE, PSLF, PSCAD, ASPEN OneLiner and similar software - Interface with utilities and ISO/RTOs to support interconnection studies, permitting, and compliance for new renewable and BESS projects - Perform short circuit, load flow, and arc flash studies - Develop relay settings using

Senior BESS Superintendent, EPC McCarran, NV 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 BESS Superintendent, EPC The Superintendent's primary responsibility is to lead and oversee project teams in the field, including in-house installers, subcontractors, and vendors, ensuring optimal performance and alignment with project goals. This role supports the deployment and installation of Redwood Material's energy products such as BESS, associated infrastructure, and solar. To effectively manage operations, the Superintendent must be present onsite daily during active work periods. This hands-on presence enables direct oversight of day-to-day team activities, timely identification of issues, and comprehensive awareness of all onsite developments. In addition, the Manager is accountable for upholding rigorous quality standards and enforcing safe work practices across all project phases. While these oversight functions are essential, the role prioritizes proactive team management and performance optimization. Responsibilities will include: - Supervises assigned project work and coordinates between engineering, estimating, subcontractors, and field crews to ensure compliance with contract drawings, specifications, budget, and schedule. - Plans work methods, materials, equipment needs, and production schedules while updating forecasts and adjusting work plans to mitigate project risks and production issues. - Reviews and interprets project specifications to support job setup, construction execution, inspections, and project

Staff Mechanical Design Engineer, EPC San Francisco, California, United States 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. Staff Mechanical Design Engineer, EPC Redwood Materials is hiring for a Staff Mechanical Design Engineer to join our Engineering, Procurement, and Construction team. This role is at the center of our activities focused on creating a sustainable circular economy for lithium-ion batteries by transforming recycled materials into battery materials for new lithium-ion battery production. Responsibilities will include: - Serve as Mechanical Engineer of Record on projects (Hazardous occupancy, clean and dry spaces, chemical process / industrial plants), responsible for mechanical / plumbing deliverables (specifications, calculations, permit / construction documents). - Design ownership for a wide range of mechanical and plumbing systems including, but not limited to: industrial/non-potable water, HVAC systems (labs, offices, industrial plants), process heating / cooling systems humidifiers, dehumidifiers, abatement systems (dust collectors, scrubbers), cooling towers, fans/pumps, plumbing, etc. - Review conceptual designs from developing Engineers and identify technical and financial risks. - Responsible for designing/reviewing mechanical engineering deliverables with respect to code compliance and ensuring design maintains the highest level of quality. - Develop and improve project workflows and standards to ensure each design is consistently excellent. - Participate in on-field

Mechanical Engineer - Battery Sorting, Energy Storage McCarran, NV 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. Mechanical Engineer - Battery Sorting, Energy Storage Do you want to design and build the automated systems that make battery recycling possible at scale? Join the Battery Sorting team at Redwood Materials, where we are building a world-class, state-of-the-art, ML-enabled sorting platform that integrates conveyors, diverter mechanisms, computer vision, and operator-assist systems to classify and route thousands of end-of-life batteries per hour across diverse chemistries and form factors. Our team partners closely with Controls, Software, and Production Engineering to solve tightly coupled electromechanical and AI-driven challenges as we scale the infrastructure driving the circular battery economy. By increasing the reach of recycled and sustainable materials, we are transforming the global battery supply chain. As a Mechanical Engineer on the Sorting team, you'll work alongside a world-class, cross-functional group of engineers to design, fabricate, integrate, and sustain production sorting equipment. We're looking for hands-on problem solvers who are energized by rapid iteration, people who can move fluidly between CAD, the shop floor, and the production line to keep hardware performing. If you're ready to make a tangible impact on the future of sustainable manufacturing, we want

Senior BESS Construction Manager, EPC McCarran, NV 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 BESS Construction Manager, EPC The BESS Construction Manager's primary responsibility is to lead and oversee project teams, including in-house installers, subcontractors, and vendors, ensuring optimal performance and alignment with project goals. This role supports the deployment and installation of Redwood Material's energy products such as BESS, associated infrastructure, and solar. The BESS Construction Manager must periodically travel to enable direct oversight of day-to-day team activities, timely identification of issues, and comprehensive awareness of all onsite developments. In addition, the Manager is accountable for upholding rigorous quality standards and enforcing safe work practices across all project phases. While these oversight functions are essential, the role prioritizes proactive team management and performance optimization. Responsibilities will include: - Manage all phases of construction projects, including bidding, contractor negotiations, execution, punch lists, and closeout. - Develop project scopes and RFPs in collaboration with infrastructure and process engineering teams. - Oversee construction financial analysis, budgeting, and productivity to ensure project success - Perform constructability reviews, quality control, and troubleshooting/root-cause analysis - Administer construction documentation, including RFIs, submittals, change orders, invoicing, contracts, and project tracking systems. - Coordinate project startup, early-phase planning,

Construction Quality Assurance/Quality Control Manager, EPC McCarran, NV 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. Construction Quality Assurance/Quality Control Manager Redwood Materials is seeking a Construction Quality Assurance/Quality Control (QA/QC) Manager to join our internal Engineering, Procurement, & Construction (EPC) team, which designs and builds battery recycling and battery materials manufacturing facilities. The QA/QC Manager will be embedded on the Engineering team and serve as the owner's quality representative, ensuring that all construction-whether self-performed or executed by subcontractors-meets the intent of design drawings, project specifications, and applicable codes. This role spans the full project lifecycle, from design through construction completion and turnover, and is expected to engage proactively during design to identify quality requirements, constructability concerns, and inspection hold points before construction begins. The QA/QC Manager will also contract and coordinate third-party special inspections where required by code or contract. This role works closely with project management, infrastructure engineering, project controls, and procurement, and interfaces directly with construction managers, site superintendents, construction engineers, and subcontractors. Responsibilities will include: - Lead and develop the project QA/QC function, including direct oversight of internal inspectors, QC coordinators, and third-party inspection personnel; set priorities, review performance, and provide day-to-day technical direction - Review engineering drawings

Embedded Software Engineer – Power Electronics, Energy Storage San Francisco, California, United States 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. Embedded Software Engineer - Power Electronics We are at the precipice of a global energy transition. At Redwood Materials, we are moving beyond battery recycling to build the most advanced, circular energy ecosystem on the planet. Our goal is to move the industry away from static, hardware-heavy infrastructure toward agile, software-controlled energy assets. While others build "black box" hardware, we are building software-defined power systems. Our Embedded Software team is responsible for the intelligence that drives our power stages, ensuring our energy storage solutions are safe, efficient, and capable of stabilizing the world's most demanding grids. As an Embedded Software Engineer , you will be the architect of the real-time firmware that drives our power conversion units. You will live at the intersection of silicon and power, writing the low-level code that controls high-speed switching, manages thermal safety, and communicates with the broader site infrastructure. You will be responsible for bringing new products from white-space R&D to global scale, ensuring our code is as resilient as the hardware it controls. Responsibilities will include: - Real-Time Control Firmware: Design and implement bare-metal

Manufacturing Technician, Energy Storage McCarran, NV 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

Hardware Technical Program Manager, Energy Storage San Francisco, California, United States 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. Hardware Technical Program Manager, Energy Storage: We are seeking a Hardware Technical Program Manager (TPM) to lead the development, testing, and manufacturing of complex, box-level electronics assemblies. You will own program execution from concept through production, coordinating across hardware engineering, validation, supply chain, and operations. This role is about making sure our hardware - from circuit boards and flex assemblies to enclosures, connectors, and integrated box builds - is designed for reliability, tested thoroughly, and built to scale. Responsibilities Will Include: - Drive end-to-end hardware program execution (requirements → design → validation → NPI → ramp) - Lead cross-functional teams spanning mechanical, electrical, firmware, industrial design, test, and manufacturing engineering - Plan and manage prototype and production builds, including materials, logistics, and factory readiness - Oversee board and flex releases, system integration, and validation testing (DVT/PVT/MP builds) - Partner with suppliers and contract manufacturers to drive DFM/DFT reviews, yield improvement, and issue resolution - Maintain clear build plans, risk registers, and program dashboards; proactively manage schedule and resource risks - Serve as the primary interface between Redwood engineering teams and external manufacturing partners

Business Development Analyst, Energy Storage San Francisco, California, United States 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. Business Development Analyst, Energy Storage The Business Development Analyst, Energy Storage will support the growth of Redwood Materials' utility-scale battery energy storage business, with a focus on behind-the-meter use cases. In this role, you will help develop and manage a pipeline of BESS opportunities, support customer engagements, and contribute to RFP responses and commercial proposal development. You will work closely with Engineering, Commercial, and Finance teams and grow into a key contributor on the Business Development team. This is an ideal role for someone early in their career who is motivated, curious, and genuinely excited about accelerating the deployment of BESS behind-the-meter. Responsibilities will Include: - Support the development and management of a pipeline of Battery Energy Storage System (BESS) opportunities across hyper-scalers, independent power producers, developers, and industrial offtakers - Assist with customer engagements from initial outreach through commercial discussions and contract support, with guidance from senior BD team members - Begin building relationships within the BESS customer ecosystem; you will develop your network as you grow in the role - Learn and develop enough technical depth to collaborate with colleagues on translating

Senior Technical Program Manager, Plant Engineering McCarran, NV 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 Technical Program Manager, Plant Engineering Redwood Materials is seeking a Senior Technical Program Manager, Plant Engineering, to lead high-impact projects at our live production site in Sparks, Nevada. This role sits at the center of operations, driving improvements that increase safety, throughput, yield, quality, and cost performance. You will work on-site with plant teams to identify, prioritize, and deliver improvement projects from basic engineering through design, installation, commissioning, and handoff to operations. This role also requires frequent communication with senior leaders and executives to align priorities, surface risks, and drive decisions. Success in this role requires strong engineering judgment, manufacturing experience, and the ability to execute in a fast-moving, live production environment. You will own a dynamic portfolio of projects while helping build the systems and processes that enable continuous improvement across the site. Responsibilities will include: - Lead a portfolio of plant improvement projects from prioritization and scoping through design, execution, commissioning, and closeout - Partner with operations, maintenance, engineering, and site leadership to define projects with clear scope, budget, timeline, and success criteria - Develop concepts and basic engineering packages, coordinate design, and

Senior Manager, Facilities McCarran, NV 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 Manager, Facilities Redwood Materials is seeking an experienced Senior Manager, Facilities to support the growth, reliability, and operational readiness of its facilities. This role will lead facilities operations while partnering closely with Design Engineering, Construction, Operations, and EHS to ensure new buildings, infrastructure, utilities, and systems are properly commissioned and successfully transitioned into ongoing operations. The ideal candidate is a hands-on facilities leader with strong technical judgment, project execution experience, and a proven ability to guide systems from installation through startup, handover, and long-term operational support. This person will thrive in a fast-paced, highly collaborative environment and bring a practical, solutions-oriented approach to building and scaling world-class facilities. Responsibilities will include: - Lead the strategy, performance, and day-to-day operations of the Facilities function in support of safety, uptime, compliance, and site readiness. - Oversee maintenance and operation of building systems, utilities, and facility infrastructure, including HVAC, lighting, grounds, and related equipment. - Build, mentor, and lead a high-performing facilities team, while managing priorities, contractor performance, and escalated issues. - Drive continuous improvement initiatives that strengthen response time, asset reliability, service quality, and maintenance effectiveness. - Manage facility-related capital

Staff Finance Associate, Corporate Ridgeville, South Carolina, United States 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. Staff Finance Associate, Corporate Redwood Materials is currently seeking a Staff Finance Associate to join our FP&A team. Our finance function combines rigorous financial planning and analysis with direct strategic decision support for executive leadership and the board. The right candidate is a senior individual contributor who operates independently, manages complex modeling and reporting workstreams end-to-end, and produces outputs that reach the most senior levels of the organization. Responsibilities will include: Consolidation & Financial Reporting - Own the monthly consolidated financial outlook, integrating operational forecasts, corporate assumptions, and key risk factors into a unified view for leadership. - Lead monthly close reporting cycles, including detailed variance analysis with clear narrative on drivers and implications. - Develop and maintain management reporting packages distributed to the executive team and board of directors. - Continuously improve the accuracy, timeliness, and clarity of consolidated financial reporting processes. L ong-Range Modeling & Scenario Planning - Support maintenance and refresh of the long-range financial model, incorporating updated operating assumptions, strategic initiatives, and market conditions on a quarterly basis. - Build and run scenario analyses, sensitivities, and stress tests to support capital

Abuse Test Engineer, Energy Storage McCarran, NV 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. Abuse Test Engineer, Energy Storage Essential Duties: As an early member of a new engineering team, you will be responsible for designing, executing, and analyzing tests that simulate extreme conditions and misuse scenarios to ensure the safety of our new product. Collaborating with design and manufacturing engineering, you will identify potential failure modes and then intentionally abuse complex electromechanical and electrochemical systems (via short circuit, overvoltage, overheat, overcharge, and forced thermal propagation) in a controlled, well-instrumented, well-documented environment in order to stress those failure modes and ensure our products are robust to real world abuse. You're a doer, excited about getting your hands dirty and working in a dynamic, fast-paced setting, and want to shape a new department at Redwood. If necessary, we will adjust the job level to suit your experience and responsibilities. Responsibilities Will include: - In addition to performing tests, you'll help define and build the test infrastructure that will allow us to test swiftly, safely, and with excellent documentation - You will also use your experience and understanding of failure mechanisms to help design new products to be as intrinsically robust to abuse

Production Associate, Energy Storage McCarran, NV 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. Production Associate, Energy Storage This role supports daily production operations by moving materials, assembling components, and preparing finished goods for shipment. You'll work on a continuously running production line, using equipment and systems to keep materials flowing safely and efficiently while meeting quality and output goals. Shift: Full-time, Monday-Friday (initial schedule). This role will transition to a multi-shift operation (including nights and weekends) as production ramps. Flexibility to support different shifts is required. Responsibilities will include: - Operate and train on production and powered industrial equipment, including forklifts. - Pick, stage, and load materials and inventory to support production flow. - Maintain accurate data and system transactions within manufacturing systems. - Execute production processes to improve efficiency and minimize downtime. - Operate safely at all times, following proper use of production and material-handling equipment. - Collaborate with team members and cross-functional partners to keep production running smoothly. - Follow all company policies related to safety, quality, attendance, and workplace conduct. - Work in an electrostatic discharge (ESD) controlled environment. Desired Qualifications: - 1+ years of experience in a manufacturing, production, or warehouse environment. - Experience in electronic assembly

Staff Controls Engineer McCarran, NV 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. Staff Controls Engineer We are seeking an experienced Staff 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. Responsibilities will include: - 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 - Debugging complex issues involving timing, concurrency, hardware interfaces, and industrial protocols - Leading system architecture decisions for control platforms and distributed automation systems - Conducting root‑cause analysis for field issues and implementing long‑term fixes - Collaborating with controls, electrical, and product teams to translate requirements into robust software designs - Mentoring engineers in real‑time programming, PLC development, and industrial

Staff BESS Electrical Design Engineer, EPC San Francisco, California, United States 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. Staff BESS Electrical Design Engineer, EPC Redwood Materials is seeking a Battery Energy Storage Systems (BESS) Electrical Engineer to join our EPC team. This role is central to the design of scalable, high-performance energy storage infrastructure for utility-scale and distributed applications. Our mission is to build a sustainable circular economy for lithium-ion batteries by transforming recycled materials into high-quality inputs for new batteries. Responsibilities will include: - Lead electrical engineering efforts for utility scale lithium-ion BESS projects from concept (system sizing, layout) through construction. - Interface with utilities and ISO/RTOs to support interconnection studies/submittals, permitting, and compliance for new renewable and BESS projects. - Serve as the internal subject matter expert (SME) for technical challenges related to BESS. - Design AC and DC electrical systems for BESS using medium voltage transformers, inverters, DC combiners, energy managers, and battery modules. Specify and procure long-lead AC equipment. - Develop schematic diagrams, single-line diagrams, wiring schematics, raceway plans, grounding plans, and protection strategies for AC and DC systems. - Specify and evaluate components such as circuit breakers, contactors, fuses, disconnects, emergency power off (EPO), and metering

Staff Global Supply Manager McCarran, NV 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. Staff Global Supply Manager The Staff Global Supply Manager manages the purchasing of services, consumables, and specialty materials in either the CAPEX, Construction, and/or Indirects areas. This person will collaborate with regional and global resources to ensure optimal buying efficiencies and support corporate objectives for the achievement of targeted profitability for our new projects. The ideal candidate brings deep technical expertise, executive presence, and a track record of delivering measurable supply chain outcomes in complex, high-growth environments. This is a high-impact, cross-functional role that requires a self-starter who can operate effectively in a fast-paced, mission-driven environment while managing complexity across suppliers and internal stakeholders. Responsibilities will include: Procurement & Purchasing - Lead the purchasing of services, consumables, and specialty materials in support of Capital Projects or operating manufacturing facilities. - Develop and implement procurement strategies, tactical plans, and operational workflows for consumables and specialty materials across all applications and product development efforts. - Make and/or execute purchasing decisions for project/operational-related needs, ensuring alignment with schedule, budget, and quality requirements. - Manage Purchase Requests and Purchase Orders in compliance with internal procurement policies. - Develop and own global supply

HR Operations Program Manager McCarran, NV 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. HR Operations Program Manager We are seeking an HR Operations Program Manager to drive critical People Team programs and operational efficiencies across the HR function at Redwood Materials. This role focuses on building scalable, technology-enabled processes that align with the company's growth and increasing organizational maturity. Partnering closely with HR, HRIS, Total Rewards, and Recruiting teams, the Program Manager will leverage platforms such as Workday to automate workflows, streamline operations, and enable teams to focus on higher-impact, strategic work. This role will own and continuously improve core HR programs, including Leaves of Absence, Accommodations, Workers' Compensation, and Annual Performance Reviews. Key priorities include reviewing and stabilizing HR business processes, developing clear leaves guidelines and SOPs, revamping the employee and manager onboarding experience, and enhancing the HR ticketing system to improve service delivery and operational efficiency. Responsibilities will include: - Lead administration of all leave programs, including FMLA, ADA, state-specific leaves, parental leave, disability, and company-sponsored leave policies - Lead administration of Worker's Compensation program - Support employment-based immigration programs (e.g., H-1B, PERM, green card sponsorships, and internal transfers) - Build scalable processes and documentation for all assigned programs

Development Engineering Technician Carson City, NV 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. Development Engineering Technician The Development Engineering Technician at Redwood Materials supports research and pilot-scale operations by executing laboratory and manufacturing experiments that drive the development of new equipment, process flowsheets, and sustainable products. This role is responsible for building and maintaining lab and pilot equipment, preparing solutions, conducting wet-chemistry bench experiments, and powder handling, and mechanical analyses. The technician monitors and troubleshoots experiments in both lab and high-volume production environments while supporting the development and validation of new metrology systems. Success in this position requires strong mechanical aptitude, hands-on laboratory experience, attention to safety, and the ability to follow detailed technical procedures in fast-paced conditions. The ideal candidate is organized, technically skilled, safety-conscious, and motivated by a passion for sustainability and innovation. Hours: 9:00 AM - 5:00 PM Monday-Friday Responsibilities will Include: - Build and maintain pilot and lab equipment - Prepare solutions and conduct wet-chemistry bench experiments - Perform chemical analyses, optical measurements, and mechanical tests - Run and monitor experiments in high volume manufacturing and in a fast-paced environment - Support the development of new metrology systems and prove their capabilities - Hands on experience building

Analytical Laboratory Technician McCarran, NV 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. Analytical Laboratory Technician The Analytical Lab Technician performs routine chemical and laboratory analytical tasks in support of production quality and safety at Redwood Materials facilities. Working under supervision for all assigned tasks, this role is responsible for executing established laboratory procedures per written SOPs and TCMs, accurate sample handling and data entry, basic instrument operation, and adherence to all chemical safety and documentation standards. This role develops foundational proficiency in analytical methods, laboratory information systems, and lab safety while building toward independent operation. Responsibilities will include: - Prepares samples for analysis using established tests and techniques. - Assists with and performs routine chemical, metrological, and/or metallurgical analysis and reporting. - Maintains laboratory instrumentation and equipment, including troubleshooting and performing verifications. - Works in a production environment, sampling and testing physical characteristics. - Performs additional duties as required, including lab organization, inventory, safety audits, and special projects. - Works effectively in both team and individual environments. Desired Qualifications: - Bachelor's degree in science or related field or 2+ years of related experience. - Experience in laboratory settings, quality settings, or chemical production facilities. - Experience in typical laboratory practices including

Inventory Control Specialist Ridgeville, South Carolina, United States 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. Inventory Control Specialist The Inventory Control Specialist is responsible for maintaining accurate inventory and supporting daily warehouse operations. This role coordinates task distribution, trains and guides material handlers, and ensures adherence to safety and quality standards. The Specialist manages WMS data, produces reports, and leads cycle counts and physical inventory audits to ensure accuracy. Additional duties include investigating variances, maintaining documentation, supporting continuous improvement, and performing necessary physical material handling tasks. This position plays a key role in driving inventory integrity, operational efficiency, and a clean, organized work environment. Essential Duties and Responsibilities - Lead cycle counts, physical inventory audits, and related programs to ensure inventory accuracy. - Coordinate task distribution in partnership with Material Flow, Operations, and IC leadership. - Train, guide, and support material handlers across receiving, inventory control, and data-gathering activities. - Monitor WMS data and transactions; generate reports to support operational and management decision-making. - Establish, model, and maintain quality control standards and inventory process compliance. - Investigate inventory variances, conduct root cause analysis, and document findings for operational improvement. - Compile, verify, and report inventory metrics. Support daily / weekly reporting

Maintenance Technician McCarran, NV 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. Maintenance Technician The Maintenance Technician role provides the opportunity to join an innovative team in a high growth company. This position will play a critical role in our operations by providing quality maintenance support to maximize machine availability and uptime across various production teams. Our mindset is composed of three key points we follow : Safety, Quality of Work and Urgency . You will apply your technical skills with troubleshooting, installing, repairing, and maintaining mechanical equipment, electronic troubleshooting, automated PLC's, robotics and other machinery used to support production operations. Additionally, you will develop valuable skills with the opportunity to grow your career. Responsibilities Will Include: - Provide comprehensive diagnostic, preventive, and corrective maintenance for Redwood's production facilities, minimizing equipment downtime. - Conduct routine inspections to proactively identify and address potential issues. - Complete electromechanical component repair and replacement. - Diagnose and resolve complex electromechanical problems promptly. - Participate in safety audits and investigations, implementing corrective actions as needed. - Higher-level tech position - Collaborate in planning and scheduling maintenance with maintenance planners, maintenance supervisors, and maintenance managers. - Manage equipment maintenance across mechanical, electrical, hydraulic, pneumatic, and instrumentation systems. -

Global Supply Chain Manager, Energy Storage San Francisco, California, United States 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. Global Supply Chain Manager, Energy Storage The Global Supply Chain Manager will work closely with engineering, operations, and other functional teams to drive suppliers election, manage supplier agreements, and optimize procurement strategies. This role will optimize cost, quality, and availability of a range of components, sub-assemblies, and finished goods in support of Redwood's product offering. Responsibilities will Include: - Develop a sourcing strategy for a given set of components - Lead supplier selection activities - Collaborate with engineering in order to understand key requirement that must be conveyed to potential suppliers - Drive cost reduction and inventory management strategies that ensure availability of component while minimizing inventory carrying costs - Manage supplier performance, including quality, on time delivery, sustainability, etc. - Become the subject matter expert for the assigned list of components and technologies - Mitigate supply chain risks by working with cross functional teams in engineering, logistics, finance, quality etc. - Coordinate with cross-functional partners (Engineering, Manufacturing, Quality, Supply Chain, Finance) to support day to day operations Desired Qualifications: - Bachelors degree in engineering, operations, business, economic - 5-7 years of supply