Mechanical Engineer - Energy Storage Systems

Responsibilities

• Take responsibility for the mechanical development of Li-ion battery systems, including modules, packs, racks, frames, and enclosures.
• Interact with customers to understand product use cases and technical requirements throughout the entire project lifecycle.
• Brainstorm and develop early product concepts in collaboration with cross-functional teams.
• Perform mechanical design considering loads, vibrations, and structural integrity.
• Design protective enclosures to ensure resistance to environmental impacts and pollution.
• Apply DFM and cost optimization principles.
• Participate and actively contribute to Design FMEA sessions.
• Engage in regular technical discussions with internal teams and external suppliers.
• Create detailed technical drawings for customers and manufacturing.
• Participate in prototyping activities for newly designed and developed components.
• What you bring
• Bachelor's or Master's degree in Mechanical Engineering or a related field, or an equivalent combination of education and experience.
• Minimum 5 years of mechanical design experience , with exposure to cell integration, structural integration, power electronics, or high-performance Li-ion battery systems.
• Experience with various mechanical joining methods.
• Strong hands-on experience with CAD tools.
• Excellent analytical skills, particularly in design for safety, manufacturability, and serviceability.
• Experience working with international teams and customers.
• Excellent written and spoken English.
• Experience in a start-up or fast-growing environment is a plus.
• Ability to work both independently and collaboratively within a team.
• Specific Skills
• Ability to work under high pressure and tight deadlines with strong time-management skills.
• Comfortable working in a high-profile, fast-paced international start-up environment.
• Flexible, quality-focused, and motivated to take on new challenges.
• Resilient, solution-oriented, and able to maintain momentum under demanding conditions.
• A sense of humor is appreciated.
• Personal Success Factors
• Strong communication skills and collaborative mindset.
• Innovative and creative problem-solving approach.
• Highly organized and results-driven.
• Passion for technology and solving complex engineering challenges.
• Demonstrates grit and determination in finding the best possible solutions.
• Entrepreneurial mindset with a strong "can-do" attitude.
• 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.
• What You'll Find at Lyten
• A mission that matters: Contribute directly to solving complex challenges in energy, mobilit

Benefits

Additional Information

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. As a Mechanical Engineer in Lyten Poland Energy Storage Systems (BESS) team, you will be responsible for the mechanical development of cutting-edge battery solutions for grid-scale and commercial energy storage. This includes designing and optimizing battery modules, packs, racks, frames, and enclosures to ensure safety, reliability, and manufacturability. You will work closely with cross-functional team located in Poland and Sweden, suppliers, and customers to deliver innovative, high-performance energy storage systems that enable the next generation of renewable energy integration and power management solutions.

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