＜Gunma or Tokyo＞ Principal Package Engineer

1. Package Development & NPI Support   - Support package development activities for new Power MOSFET products including:      TOLL / TOLG / TOLT      Bottom-side cooled (BSC)      Dual-side cooled (DSC)      Top-side cooled (TSC)    . Advanced lead frame and clip-bond packages   - Define package requirements and specifications for new product development.   - Support package qualification and AEC-Q101 compliance activities.   - Drive package-related activities during NPI and product transition. 2. Thermal & Mechanical Engineering   - Perform thermal analysis and package characterization.   - Conduct thermal resistance and thermal impedance measurements.   - Evaluate package reliability associated with:     Power cycling     Thermal cycling     Solder joint reliability     Mechanical stress   - Support package-level failure analysis and root cause investigation. 3. Package Benchmarking & Technology Survey   - Benchmark competitor power package technologies.   - Analyze package construction, materials, and performance.   - Identify technology trends and recommend future package roadmaps.   - Conduct package reverse engineering and technical assessments. 4. Simulation & Modeling   - Develop and maintain thermal simulation models.   - Support electrical and mechanical package simulations.   - Correlate simulation results with measurement data.   - Collaborate with system engineers on thermal optimization and system-level performance evaluation. 5. Product & Customer Support   - Support customer inquiries regarding:     Thermal performance     Package selection     Reliability considerations   - Work with Application Engineering teams on customer design support.   - Develop package-related technical documentation and application notes. 6. Cross-Functional Collaboration   - Coordinate package activities with:     Design Engineering     Product Engineering     Reliability Engineering     Manufacturing     Marketing     External package suppliers   - Participate in product definition reviews and technical decision-making.

契約期間：期間の定めなし 試⽤期間：あり（3カ⽉） 年間有給休暇日数：入社年度分の付与1日～23日（入社月で異なる）入社翌年度分の付与25日 年間休日数：132日（年間休日125日+特別休暇2日+夏休み（5日：各人の有休消化）） 社会保険：健康保険、厚⽣年⾦、労災保険、雇⽤保険 受動喫煙防⽌措置：屋内原則禁煙 【勤務地】 ルネサスエレクトロニクス株式会社　高崎事業所 群馬県高崎市西横手町111