特斯拉电芯工程师 Cell Engineer
任职要求
Bachelor's degree or higher in engineering, chemistry, materials science, or a related technical discipline, or equivalent. 3+ years experience with lithium-ion battery cell design, cell qualification, or cell manufacturing project management etc. Excellent analytical and problem-solving skills. Strong communication and collaboration skills. Fluency in Mandarin and English. This job application may involve an interview with an interviewer outside of Tesla China. If you complete your application, you agree Tesla provides your application information to overseas interviewers in Tesla, Inc. for recruitment purposes. More details and contact information please seehere. (here hyperlink: https://app.mokahr.com/social-recruitment/tesla/46129#/)
工作职责
THE ROLE Tesla is seeking a highly motivated and experienced Lithium-Ion Cell Engineer to join our team in designing and developing cutting-edge battery cells for our electric vehicles. As a Lithium-Ion Cell Engineer, you will play a critical role in driving key engineering decisions, collaborating with internal and external teams, and pushing and qualifying new cell designs from concept to mass production. RESPONSIBILITIES Drive key engineering decisions with Tesla teams and external cell manufacturers to push and qualify new cell designs from concept to mass production Collaborate with internal design teams globally and test team to define cell electrochemical, mechanical, and safety performance requirements, and generate qualification plan Negotiate requirements and final product specification with cell manufacturers Define qualification plans to validate new cell designs and execute at both internal test team and cell manufacturers Root cause new failure modes and fine-tune design Synthesize qualification status into program level impacts and report regularly to Tesla leadership
THE ROLE: As a cell test engineer, you will join a core technology team tasked with developing cutting edge techniques for investigating the physical and chemical degradation mechanisms in all cell chemistries used in Tesla products. This engineer’s primary role will be to develop and execute targeted test plans that evaluate and qualify novel cell designs from Tesla’s cell vendors. The ideal candidate will exhibit outstanding attention to detail, possess strong organization skills, and be motivated to accelerate the world's transition to sustainable energy. RESPONSIBILITIES: Execution and maintenance of lithium ion cell performance tests using common cell cycling equipment, temperature/humidity chambers and recirculating chillers. Write test plans, propose design of experiments and summarize results in test reports. Use test data to optimize cell lifetime by specifying system level usage parameters such as charge algorithms, storage temperatures, cycle temperatures, etc. Coordinate cell level destructive physical analysis and other analytical techniques to analyze mechanisms of energy and power loss in cells. Be a member of a cross functional product development team to help determine the ideal cell chemistry and design for Tesla’s applications.
角色 测试技师将通过团队合作，通过电池测试的方式帮助开发团队进一步了解锂离子电池的性能。他们将按照循环寿命测试计划和输出报告来评估电池性能，以探究容量衰减和阻抗增长的影响，支持工程师执行测试计划，安装夹具和实际操作测试，并输出测试报告。 具有进行所有类型的电芯认证测试的经验，包括循环寿命、性能、可靠性、机械和计量测试（不要求具有所有测试类型的经验）。 有在大尺寸方形和纽扣电芯上的实际测试经验。 实操测试经验。 测试中问题解决的经验。 具备电动汽车或动力电池领域测试的直接经验。 测试程序/协议执行经验 。 设定测试时间程序的经验（新威测试设备程序经验优先）。 根据测试时长获取的数据以及分析数据的能力：1）了解在测试监测和测试故障排除时要检查哪些数据。2）有测试实验大量数据处理能力者优先（但不是必须）。 中等水平的英语语言能力（但不是必须）。
1. 协助电芯设计： 参与电芯结构（如卷绕/叠片）和规格的初步设计，使用仿真软件辅助分析； 2. 参与材料评估： 协助进行正负极材料、电解液、隔膜等关键材料的测试、评估及初步选型工作； 3. 支持样品制作与工艺： 在指导下参与小批量电芯样品制作，学习并优化涂布、辊压、注液、封装、化成等关键工艺； 4. 执行性能测试： 完成电芯的基础性能测试（充放电、循环寿命、倍率、安全等），整理分析数据并撰写测试报告； 5. 参与问题分析： 协助分析电芯开发过程中的技术问题，学习根因分析方法并提出改进建议； 6. 编写技术文档： 学习并协助撰写开发报告、实验记录、技术规格书等文档； 7. 学习前沿技术： 跟踪行业电芯技术进展，学习相关标准规范。
1.负责电芯设备/工艺开发工作，解决开发及量产过程中的电芯工程问题; 2.负责制定电芯工艺流程，独立编写相关工艺/设备文件（设备SOR、设备FAT、控制计划、特殊特性清单、工艺流程图、PFMEA等）; 3.负责工业化阶段设备调试→设备Q机过程审核机问题解决； 4.负责产线建设阶段工艺审核及推动问题解决； 5.负责C样或试生产阶段工艺审核、工艺DOE验证及推动问题解决; 6.负责SOP之后电芯工艺审核、工艺优化、良率提升、变更管理及推动问题解决； 7.负责电芯制费模型搭建，制费核算。