Lyten is leading an industrial revolution through Lyten 3D Graphene™, a breakthrough supermaterial unlocking a new generation of products — from lithium–sulfur batteries and energy storage systems to concrete admixtures, lightweight composites, and next-generation sensors that are revolutionizing industries. Together, these innovations are making a massive global improvement and driving real-world impact across energy, mobility, construction, and defense. At Lyten, we believe the most meaningful careers begin with purpose — and with people who want to make a difference. We’re not just developing advanced supermaterials — we’re about to change the world as we know it, reshaping how energy is stored, how products are built, and how progress is made. We’re entering an exciting growth phase, scaling production across the U.S. and Europe and expanding our team of engineers, scientists, and innovators. Apply now to join our team and be part of something bigger than yourself — where collaboration, creativity, and purpose come together to build the technologies that will define the next century. 📍 Gdańsk, Poland Full-time | Employment Contract At Lyten, we are building the future of energy through breakthrough battery technologies and advanced manufacturing. As we continue to scale our operations, we are looking for a Material Controlling Specialist who will play a key role in ensuring material accuracy, inventory integrity, and production order compliance across our manufacturing operations. This position is ideal for a hands-on professional who enjoys solving operational challenges, improving processes, and serving as the link between physical material flow and system data accuracy. Your responsibilities As a Material Controlling Specialist, you will be responsible for ensuring complete alignment between material movements on the shopfloor and transactions recorded in the ERP system. Your key responsibilities will include: Owning the accuracy of production order data throughout its entire lifecycle, from opening to closing. Reconciling material consumption between the ERP system and the production floor, investigating and resolving discrepancies. Ensuring full traceability of raw materials, work-in-progress (WIP), and finished goods throughout the production process. Verifying the accuracy of finished goods reporting at the end of each shift. Monitoring material shortages and excess stocks, coordinating corrective actions with Production, Planning, and Warehouse teams. Driving compliance with material movement processes and enforcing the "scan & move" discipline across production areas. Performing regular physical-to-system inventory checks and initiating corrective actions when deviations occur. Verifying scrap transactions and ensuring material scrapping processes are properly executed and recorded. Supporting and documenting material movements related to rework activities. Conducting material loss analyses and identifying root causes of consumption variances. Supporting the accuracy of production and material-related KPI reporting. Acting as the Subject Matter Expert (SME) for material control and ERP-related material transactions on the shopfloor. Supporting periodic and annual physical inventory counts. Designing and implementing controls, safeguards, and process improvements that increase first-time data accuracy and reduce manual reconciliation efforts. Performing other duties assigned by management to support the company's growth and operational needs. What we're looking for Minimum 5 years of experience in production, logistics, inventory management, or material control within a manufacturing environment. Hands-on experience managing material transactions in ERP systems. Secondary technical or vocational education required; a degree in Logistics, Supply Chain, Industrial Engineering, or a related field will be considered an advantage. Proven experience maintaining inventory accuracy and resolving material discrepancies through root cause analysis. Experience working in fast-paced manufacturing environments; experience in start-up or scale-up operations will be highly valued. Strong analytical skills and a data-driven mindset. Ability to work independently while collaborating effectively across functions. Strong organizational skills and attention to detail. Fluency in Polish; English will be an advantage for international collaboration. Preferred qualifications Experience in battery, electronics, automotive, or other highly regulated manufacturing environments. Strong working knowledge of ERP and WMS systems such as Microsoft Dynamics 365, SAP, NetSuite, or equivalent. Experience with inventory control, cycle counting, and stock reconciliation processes. Knowledge of continuous improvement methodologies and tools such as PDCA, 5S, Visual Management, Standard Work, and Poka-Yoke. Exposure to World Class Manufacturing (WCM) or comparable operational excellence programs. Experience training and supporting operators and supervisors in material control processes and ERP transactions. Understanding of component criticality, handling requirements, and traceability in electronics or battery manufacturing environments. What makes you successful in this role You are highly organized, detail-oriented, and results-driven. You take ownership and accountability for your work. You are comfortable challenging non-compliant processes, even under operational pressure. You enjoy investigating discrepancies and identifying root causes rather than simply addressing symptoms. You communicate effectively with stakeholders at all levels of the organization. You thrive in a dynamic, fast-growing international environment. You demonstrate flexibility, resilience, curiosity, and a continuous improvement mindset. You bring positive energy, professionalism, and a sense of humor to the team. What we offer Opportunity to join a rapidly growing, innovative technology company. Real impact on the development of manufacturing and material control processes. International and collaborative work environment. Training and professional development opportunities. Career growth within a scaling organization. MyBenefit cafeteria platform with the option to convert points into a MultiSport card. SmartLunch meal benefit. Private medical care at Lux Med with an extended package for employees. Benefits available through the Company Social Benefits Fund (ZFŚS). Friendly atmosphere and support from an experienced team. Join Lyten Poland and help build the operational excellence that powers the next generation of energy technology. Why Work at Lyten At Lyten, you’ll be part of a team that’s redefining what’s possible in energy, materials, and manufacturing. We’re not just imagining the future — we’re building it today with breakthrough technologies that are changing how products are made and how industries innovate. Our people are the heart of that mission. From world-class scientists and engineers to creative problem-solvers in operations, manufacturing, and commercialization, every member of the Lyten team plays a role in turning bold ideas into real-world impact. We believe that the best work happens when you’re doing great things in the world — with people you like. Collaboration, curiosity, and a shared sense of purpose drive everything we do. What You’ll Find at Lyten A mission that matters: Contribute directly to solving complex challenges in energy, mobility, and materials innovation. Cutting-edge innovation: Work on technologies at the intersection of materials science, energy storage, and advanced manufacturing that strengthen energy security and local supply chains. Extraordinary people: Join a team of talented, friendly, and down-to-earth innovators who support, challenge, and inspire one another every day. Teamwork and culture: Experience a workplace built on trust, respect, and shared success — where collaboration fuels breakthroughs and everyone’s ideas are heard. Global impact: Help scale new materials and energy solutions that reinforce industrial resilience across the U.S. and Europe. Career growth: Be part of a fast-moving company entering a commercial growth phase, with opportunities to lead, learn, and make your mark. Purpose-driven values: Thrive in an environment that celebrates ingenuity, optimism, and meaningful progress — together. Lyten offers the opportunity to do the most important work of your career — helping build the technologies that will power the next century of innovation. Join us, and help transform industries, communities, and the planet with friends who share your drive to make a difference. Founded in 2015 in Silicon Valley, California, Lyten is transforming the future of energy and materials innovation to build a stronger, more resilient world. Our breakthrough innovation, Lyten 3D Graphene™, is a brand-new supermaterial that enables the creation of products that perform better and cost less. Lyten is rapidly scaling operations across the U.S. and Europe. Our lithium–sulfur (Li-S) batteries—free from nickel, manganese, cobalt, and graphite—deliver higher energy density and lighter weight while enabling a more secure, independent supply chain and a next-generation alternative to traditional lithium-ion chemistry. The acquisition of Northvolt’s assets in California, Poland, Sweden, and Germany has established a strong foundation for Lyten’s global energy storage growth, including Europe’s largest Battery Energy Storage System (BESS) manufacturing facility. Beyond battery systems, Lyten’s platform technology extends to high-performance concrete admixtures, advanced composites, adhesives, and sensors, redefining material performance across industries from automotive and aerospace to construction and defense. Lyten has raised over $625 million in equity and received support from the U.S. Export-Import Bank to provide up to $650 million in financing for international customer energy storage projects. Recognized as one of Fast Company’s “Most Innovative Energy Companies,” one of TIME’s “Top Green Technology Companies,” and a Silicon Valley Defense Group Top 100 National Security Company, Lyten is leading the next wave of high-performance materials and energy systems that enhance energy security and supply chain resilience. Our lithium–sulfur batteries have been selected to power Chrysler’s Halcyon Concept EV. Behind every Lyten innovation is a world-class team of scientists, engineers, and business leaders from some of the most respected technology, energy, and manufacturing companies — all united by a shared mission to make a lasting global impact. We’re entering an exciting growth phase — expanding production, launching new products, and hiring exceptional talent across engineering, operations, manufacturing, and commercialization. If you’re ready to shape the next era of advanced materials and product innovation — while working alongside some of the brightest minds in science and engineering — join Lyten and help us build the next industrial revolution.

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