Application Engineer (Li‑ion cell)

Working at Freudenberg: "We will wow your world!" This is our promise. As a global technology group, we not only make the world cleaner, healthier and more comfortable, but also offer our 52,000 employees a networked and diverse environment where everyone can thrive individually. Be surprised and experience your own wow moments.

Freudenberg Sealing Technologies is a longstanding technology expert and market leader for sophisticated and novel applications in sealing technology and electric mobility solutions worldwide. Thanks to our unique materials and technology expertise, we are a proven supplier for demanding products and applications, as well as a development and service partner to customers in the automotive industries and in general industries. With our approximately 13,000 employees worldwide, we generate sales of about 2.5 billion euros.

Some of your Benefits Personal Development: We offer a variety of trainings to ensure you can develop in your career.

International Opportunities: Grow in your career through international exchange and global job opportunities.

Easily Reachable: Easy, low-stress access by car or public transport.

Diversity & Inclusion: We focus on providing an inclusive environment and recognize our diversity contributes to our success.

Vacation: We offer time off to refresh and recharge.

Shanghai

On-Site

Changchun Integral Accumulator Co. Ltd.

Application Engineer (Li‑ion cell) Responsibilities

• Serve as the primary technical contact for OEMs, Tier 1s, and cell makers in China.
• Lead technical discussions, design reviews, and onsite trials.
• Deliver compelling presentations, training, and workshops to accelerate customer decision making.
• Advise customers on envelope selection, stack integration, and manufacturability.
• Support material trade‑off evaluations (e.g., nonwoven vs. film).
• Operate a localized prototype hub to accelerate design iterations.
• Identify, evaluate, and qualify local suppliers (materials, equipment, tools).
• Coordinate PPAP, trial builds, and production readiness with supply chain partners.
• Manage application projects from concept through SOP, including scope, timeline, and risk.
• Monitor regulations, standards, and competitor developments in the China battery market.
• Feed China‑market insights into global roadmaps and product strategy.

Qualifications

• Bachelor’s in Electrochemistry, Chemical Engineering, Materials Science, or related field.
• Professional fluency in Mandarin and English (spoken and written).
• Hands‑on familiarity with Li‑ion cell technology, materials, and supply chain components.
• Strong communication skills for customer‑facing work and cross‑functional collaboration.
• Analytical and problem-solving skills to develop innovative solutions and collaboration skills applied in a multidisciplinary team environment.
• Knowledge of Lean & Six Sigma principles, experience with APQP/PPAP and automotive product development processes.
• Knowledge of testing/quality requirements and inspection methods for battery components.
• Practical experience in Li‑ion cell development or manufacturing (prismatic/pouch).
• Understanding of China’s battery ecosystem and supplier landscape.

The Freudenberg Group is an equal opportunity employer that is committed to diversity and inclusion. Employment opportunities are available to all applicants and associates without regard to race, color, religion, creed, gender (including pregnancy, childbirth, breastfeeding, or related medical conditions), gender identity or expression, national origin, ancestry, age, mental or physical disability, genetic information, marital status, familial status, sexual orientation, protected military or veteran status, or any other characteristic protected by applicable law.