R&D Senior/Principal Engineer Power Quality

Lyten Labs AB

Lyten Sweden is seeking a professional and experienced Principal Engineer withing Manufacturing Engineering function. The Principal Engineer is a senior technical leader responsible for defining, scaling, and optimizing manufacturing processes across one or multiple process areas. This role provides strategic direction, technical authority, and mentorship while driving the process development of next-generation battery technology. The Principal Engineer leads complex, high-impact initiatives from concept through industrialization, including process design, equipment strategy, and factory integration. Acting as a key interface between R&D, operations, quality, and external partners, the role ensures robust, scalable, and cost-efficient manufacturing solutions that support production ramp-up and long-term operational excellence. In addition to hands-on technical contribution, the Principal Engineer establishes engineering standards, drives cross-site alignment, and shapes the technology roadmap for manufacturing processes. Key Responsibilities Technical Leadership & Strategy Define and own process technology strategy and roadmap for assigned manufacturing areas. Serve as the subject matter expert (SME) and technical authority across multiple process domains. Establish engineering standards, best practices, and design guidelines across the organization. Drive alignment between R&D, manufacturing, and supply chain to ensure scalable process development. Process & Equipment Development Lead the development of advanced process and equipment specifications for new and existing manufacturing systems. Identify, evaluate, and select strategic equipment suppliers and technology partners. Oversee and lead design reviews with equipment suppliers, ensuring technical rigor and scalability. Provide guidance and oversight for process development from pilot through high-volume production. Program & Project Leadership Lead large-scale, complex equipment and process development projects with significant business impact. Guide cross-functional project teams through all phases: concept, design, FAT, SAT, commissioning, validation, and ramp-up. Act as escalation point for critical technical challenges across projects and sites. Equipment Lifecycle Management Provide leadership and governance for installation, commissioning, and validation (IQ/OQ/PQ) of manufacturing equipment. Ensure lifecycle strategies are in place for equipment reliability, maintainability, and performance optimization. Operational Excellence & Continuous Improvement Identify and lead high-impact continuous improvement initiatives using Lean, Six Sigma, and other methodologies. Drive improvements in yield, throughput, cost, and overall equipment effectiveness (OEE). Establish and track process capability metrics and KPIs across production lines and sites. Troubleshooting & Advanced Problem Solving Lead complex root cause analysis (RCA) efforts, including 8D and A3 methodologies, for critical process or equipment failures. Provide hands-on expertise for resolution of escalated manufacturing challenges. Implement robust corrective and preventive actions to eliminate recurrence. Data Analysis & Digitalization Leverage Manufacturing Execution Systems (MES), advanced analytics, and statistical tools to monitor performance and drive optimization. Champion data-driven decision-making and digital transformation initiatives within manufacturing engineering. Governance & Documentation Approve and govern process documentation, including SOPs, work instructions, and equipment documentation. Ensure compliance with safety, quality, and regulatory standards across all processes. Coaching & Mentorship Mentor and develop process engineers, fostering technical growth and engineering excellence. Promote knowledge sharing and capability building across the engineering organization. Requirements Educational background and previous experience required for the role Qualifications and Experience University advanced degree (Ph.D. preferred) or Master degree Mechanical Design, or related field. Minimum of 15 years in cell development or battery manufacturing engineering in senior technical roles Proven track record in advanced cell technologies, including lithium-ion, solid-state, or next-gen battery chemistries. Strong team management and mentorship abilities, with experience managing teams Ability to set a clear vision and execute strategies that balance innovation with practical, scalable solutions. Excellent verbal and written communication skills, with experience presenting to executive teams and stakeholders. Able to thrive in a fast-paced, evolving industry, making data-driven decisions and adjusting strategies as needed.

Lyten Labs AB

The Senior Cell Design Engineer will play a project leading role in the cell development of the Li-ion and LIS battery, specifically, in the Mechanical Design area.​  Key Responsibilities Overall areas of responsibilities and activities ​​• Lead mechanical design and development Li-ion and LIS battery and related components for Energy Storage Systems (ESS), Electric Vehicles (EV), and other advanced applications • Take ownership of mechanical part design, evaluation, validation, and optimization using advanced CAD tools (NX, CATIA, or equivalent) • Act as the primary technical interface with customers, leading technical discussions and clarifying design requirements • Proactively collaborate with cross-functional teams (Supply Chain, Process Engineering, R&D Labs, Manufacturing, Quality, etc.) to ensure seamless project execution • Identify technical risks related to cell/battery development and production and drive mitigation strategies • Review and approve mechanical drawings, 3D models, tolerance stack-ups, and technical documentation • Support prototype development, design verification, and validation activities • Contribute to continuous improvement of design standards, processes, and engineering best practices Requirements Educational background and previous experience required for the role Qualifications and Experience ​• BSc, MSc, or PhD in Mechanical Engineering or a related field (or equivalent practical experience) • 8+ years of mechanical design experience, preferably in power electronics, high-performance lithium-ion batteries, or related industries • Strong experience in lithium-ion battery cell development and secondary battery technologies is highly preferred • Proven hands-on experience in mechanical component design, evaluation, and validation • Extensive experience with advanced CAD tools such as NX, CATIA, or equivalent 3D modeling software • Experience with electrode and cell design, electrode preparation processes, cell fabrication, and electrochemical performance evaluation is strongly preferred • Strong understanding of risk management in cell/battery development and production environments • Demonstrated experience leading technical discussions directly with customers • Excellent English written and verbal communication skills Specific skills • Advanced proficiency in CAD tools (NX, CATIA, or similar) for mechanical part design and evaluation • Strong technical documentation and drawing review capability • Ability to work under pressure and manage tight project deadlines • Excellent organizational skills with the ability to manage multiple projects simultaneously • Proactive cross-functional collaboration skills • Ability to work effectively both independently and in team environments • Strong analytical and problem-solving skills

Lyten Labs AB

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.