Battery Development Engineer/ バッテリー開発エンジニア（勤務地: みなとみらい) **General Information** Req # WD00086402 Career area: Hardware Engineering Country/Region: Japan State: Kanagawa City: Yokohama-shi Date: Friday, August 1, 2025 Working time: Full-time **Additional Locations** : * Japan - Kanagawa - Yokohama-shi **Why Work at Lenovo** We are Lenovo. We do what we say. We own what we do. We WOW our customers. Lenovo is a US$69 billion revenue global technology powerhouse, ranked #196 in the Fortune Global 500, and serving millions of customers every day in 180 markets. Focused on a bold vision to deliver Smarter Technology for All, Lenovo has built on its success as the world’s largest PC company with a full-stack portfolio of AI-enabled, AI-ready, and AI-optimized devices (PCs, workstations, smartphones, tablets), infrastructure (server, storage, edge, high performance computing and software defined infrastructure), software, solutions, and services. Lenovo’s continued investment in world-changing innovation is building a more equitable, trustworthy, and smarter future for everyone, everywhere. Lenovo is listed on the Hong Kong stock exchange under Lenovo Group Limited (HKSE: 992) (ADR: LNVGY). This transformation together with Lenovo’s world-changing innovation is building a more inclusive, trustworthy, and smarter future for everyone, everywhere. To find out more visit www.lenovo.com , and read about the latest news via ourStoryHub (https://news.lenovo.com/) . **Description and Requirements** **Employer:** Lenovo Japan, LLC **Work location:** Minato-mirai (Yokohama-shi); (*3 onsite and 2 remote days in a week could be applicable) **Smoking:** Not allowed in the office, but smoking room is available in 21st floor of Minato-mirai Center Building **Employment condition:** Permanent Staff (Probation period: 6 months) Expected salary: Depending on the current salary and experience, we would make our decision. (*Our target salary is upto 6.9M.) **Overtime allowance:** Applicable (Band 7) **Working hours:** 9:00-17:45 (Rest time: 1 hour (12:00-13:00)) **Holidays:** Saturday, Sunday, national holidays, year-end holiday, established anniversary day, special holiday, and compensatory holiday **Social insurance and benefits:** Comprised of Pension, Health, Unemployment and Worker's Accident Compensation, Defined-contribution pension, property accumulation savings, Lenovo employee group life insurance, etc. **About Organization** Report to : CPSD Japan in Yokohama, Japan Subordinates : none Number of Peers : 4 **Roles and responsibilities** + Project Management with PC ODM/OEM and battery supplier + Design and NPI management of battery + Measure/evaluate FW performance + Release development status report, draft design/engineering documents + Problem solving for NPI and MP issues **Key Interaction with:** + Battery & System development team in Yokohama Japan/China/Taiwan/US + External Battery pack suppliers and key parts vendors (Cell, MPU and safety devices) + External PC ODM companies + External FW partner companies, both domestic and international **Requirements** **Must Have – essential** + More than 1 year experience as a function owner to develop electrical devices (mass production level) + Project management experience of electrical devices from development to mass production + Total thinking/evaluation based on EE (Electrical and Electronic Engineering) and Firmware/Software experience + Min 3-4 years of engineering working experience + Business Level or higher Japanese language + Business Level or higher English language communication skill (TOEIC score 600 or above) **Good to have – desirable** + EE design of Note book PC or computer, battery BMU board + Problem debugging and solving skill **Additional Locations** : * Japan - Kanagawa - Yokohama-shi * Japan * Japan - Kanagawa * Japan - Kanagawa - Yokohama-shi