
RefinyX AB · Västerås
RefinyX AB is building the world’s most efficient critical materials recovery platform for sovereign Western supply chains. We are now looking to hire a Battery Materials Lead at the Refinyx R&D facility in Västerås, ...
RefinyX AB is building the world’s most efficient critical materials recovery platform for sovereign Western supply chains. We are now looking to hire a Battery Materials Lead at the Refinyx R&D facility in Västerås, ...
RefinyX AB is building the world’s most efficient critical materials recovery platform for sovereign Western supply chains. We are now looking to hire a Battery Materials Lead at the Refinyx R&D facility in Västerås, Sweden.
Scope. The role owns the technical direction of three work streams: recycled iron phosphate qualified to battery grade, LFP cathode active material (CAM) by spray pyrolysis, and NMC pCAM by conventional co-precipitation.
Mandate. The Battery Materials Lead runs a team of scientists and carries technical accountability for what the group delivers. The role is also the technical counterpart to customers on specifications and acceptance criteria.
Location. The role is based at the Refinyx R&D facility, Nätverksgränd 1, 721 36 Västerås. The pilot line, the laboratories, and the team sit on that site. Travel is to customer sites and partner laboratories, driven by business need.
Position. The role sits between three groups: customers on specification, the QC team on characterization and validation, and the industrialization team on scale-up.
Key responsibilities
Team, customers, and qualification
Iron phosphate and LFP, spray pyrolysis stream
NMC pCAM, co-precipitation stream
Direction, IP, and modelling
Qualifications
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. Lyten is now seeking Material Development Engineer. You will be responsible for technical activities related to the evaluation and analysis of Li battery cells and associated materials. The position focuses on supporting the development, optimization, and validation of materials and components to ensure reliable performance in both commercial and R&D cell projects. Key Responsibilities Conduct material characterization, electrochemical testing, and performance evaluation of Li battery cells and related components. Analyze test data to assess material behaviours, degradation mechanisms, and cell performance trends. Support design and process optimization efforts to improve cell performance, safety, and manufacturability. Perform failure analysis to identify root causes of performance deviations and propose corrective actions. Collaborate with cross-functional teams—including cell design, process, and quality groups—to ensure consistent material evaluation standards and test methodologies. Prepare technical documentation, data summaries, and reports to support engineering decisions and project reviews. Stay informed on advancements in Li battery materials, analysis techniques, and relevant industry standards. Execute assigned evaluation and analysis tasks in consultation with senior engineers and contribute to achieving project milestones. Qualifications and Experience BSc or MSc in Chemical/Material/Electrical Engineering, and Chemistry. Experience and good understanding in evaluation, testing, or analysis of Li battery cells or related materials. Proficiency in analytical and electrochemical testing methods (e.g., EIS, charge/discharge cycling, material characterization). Strong analytical and problem-solving skills, with attention to data integrity and reproducibility. Effective communication and collaboration skills within a multidisciplinary R&D environment. Specific skills Hands-on experience with electrochemical testing (charge/discharge, EIS, CV). Proficiency in data analysis tools (Excel, Origin, Python preferred). Familiarity with material characterization techniques (XRD, SEM, ICP). Understanding of laboratory QA/QC principles. Ability to follow established test protocols with precision and consistency. 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.
Lyten Sweden is seeking professional Senior Test & Validation Engineers. As a Senior Test & Validation Engineer you will plan, organize, execute, and follow up on project-related testing and provide leadership and oversight to the team. Lead performing and developing tests together with the team which concerns the battery’s performance, reliability, and safety. Own responsibility of test facility related to its operation, installation and commissioning activities. Key Responsibilities Key responsibilities include (but are not limited to) Develop and lead product testing procedures based on the customer requirements of development projects and Quality Control (QC) standards. Oversee the setup, operation, and maintenance of test equipment necessary for product testing. Ensure the implementation of robust quality assurance processes to uphold the accuracy and reliability of test results. Analyze test results and prepare formal/informal test report to present to internal/external stakeholders. Ensure delivery of the project activities regarding validation requirements. Oversee the documentation of test procedures, observations, and results, ensuring compliance with established document management standards. Lead technical work streams related to the installation and commissioning of equipment for test expansion projects. Develop relevant new test methodology and equipment mainly on cell scale Provide technical expertise, guidance and training our associate engineers and technicians Lead continuous improvement & problem-solving initiatives aimed at enhancing testing methodologies, processes, and workflows. Facilitate communication and clarification of technical requirements between customers and Lyten's internal stakeholders Help the team to perform and innovate Requirements Educational background and previous experience required for the role. Qualifications and Experience Bachelor or above degree within Electrochemical, Material, Electrical or Mechanical field or equal comparable work experience More than 3 years of experience from the development and testing of secondary batteries, lithium-ion based technologies Excellent communication skills as you will be in constant interaction with international customers and team members from both the technical and business development side Knowledge of FMEA, FTA, 6 Sigma concepts, and problem-solving methodologies will be an added advantage. Familiar with international test standards, e.g., IEC/ES, UL, CSA, Marine, etc. Proven results in meeting customer requirements and expectations Recognize the risk of cell/battery development and production Good knowledge in test design, setup and facility operation Confident in data analysis and presentation Specific skills Excellent English is written and oral skills Strong organization skills and used to manage a range of activities simultaneously Highly organized and results-driven, adept at overseeing complex testing projects and managing resources effectively. Demonstrates advanced problem-solving skills, proactively finding innovative solutions to complex technical challenges. Working experience with OEM project for Lithium-ion battery cell/module business Ability to work well with others in a team environment, as well as independently Problem solving skills with appropriate tools
Job Scope Lyten is seeking a Production Engineer with a specialization in automated industrial (battery) productions. As a Production Engineer (Pilot Production) you will stabilize, scale, and continuously improve pilot‑line processes that span electrode manufacturing, cell assembly, and formation & aging. Your mission is to translate cell designs and lab recipes into robust, traceable processes ready for industrialization at Northvolt gigafactories. You will work closely together with production, process, quality, and automation engineers to make sure the production process is achieving the required stability and is ready for transfer to gigafactory scale. You will ensure process and equipment meet availability and reliability and resolve production issues with a sense of urgency. Key Responsibilities Overall areas of responsibilities and activities Key responsibilities include (but are not limited to) · Own pilot-line selected production steps across Wet- and Dry Electrode, Assembly and Formation & Aging processes. Defining, monitoring and improving Operation Parameter Ranges and control windows fit for the Labs pilot productions. · Collaborate with cross-functional teams to define production system requirements, select suitable hardware and software, and create robust solutions for production lines. · Follow data-driven production control methods, implementing SPC on CtQs and MSAs to ensure capability prior to scale-up. · Together with IT and Automation teams implement the necessary dashboards for OEE, FPY, scrap, downtime with Pareto’s and trends to facilitate progress tracking and root cause analysis. · Prepare and maintain Process Flow, PFMEA and work instructions as preparation for pilot productions. · Partner with Safety & Environment to validate process changes against standard requirements. · Own root-cause analysis on equipment and process performance improvements during A- and B-sample productions, following structured RCA methods. · Work hands-on with Cell Design, Materials, Maintenance & Automation, Supply chain and Operations on fast learning cycles and problem solving to increase production process maturity. · Review Engineering Design Documentation (Specifications, Design manufacturability). · Support and collaborate with project teams to select the most proficient equipment suppliers from an automation perspective. · Responsible for acceptance of the Site Acceptance Tests of equipment upon commissioning completion. · Organize and take part in internal training and workshops. · Cost estimations for projects and change requests. Provide input for quoting, planning works, and change orders. Accountability/Authorization · Budget responsibility: N · Direct reports: N · Work Environment responsibility: N Requirements Educational background and previous experience required for the role · Bachelor's or Master's Degree in Chemical, Mechanical, Manufacturing or Automation Engineering or equivalent fields. · 3-8 years of experience in high precision manufacturing or pilot/scale-up environments (battery, pharma, semiconductor, film/web coating or similar). · Lean SixSigma certification Green- or blackbelt is a plus. Qualifications and Experience · Hands-on experience as an engineer with roll-to-roll processes, discrete assembly, coating/drying, laser cutting/welding, in-line test methods (DCIR, HiPot, leakage test). · Proficient in DOE/SPC/MSA, PFMEA, structured RCA methods. · Experience with Design For Manufacturing, applied in industrial scale high-volume production processes. · Familiar with Dry-room operations, chemical handling and ATEX/CE compliance. · Experience with MES/SCADA/PLC datasets and basic scripting/querying for data analysis is a plus. · Experience with mechanical design using 3D CAD is a plus. Ability to travel to different Lyten’s factories and to supplier visits. Specific skills & Knowledge Knowledge of AIAG/VDA and ISO9xxx standards for mass production environments (APQP/PPAP). Knowledge of European Directives and relevant ISO, IEC, and safety standards. Good understanding of project and supplier management, and structured problem solving skills. Health, Safety & Environmental responsibility · Follow company policies and procedures · Use PPE according to safety rules · Report hazards and incidents