特斯拉无线系统测试工程师 Wireless System Test Engineer - Cellular
任职要求
• BS in Electrical Engineering or Computer Science or equivalent experience • 2+ years of experiences with cellular system • Experiences with field test(DT) and test plan development • Knowledge and experiences with LTE/5GNR technology • Knowledge of Linux and network concept (Ethernet, TCP/IP, etc. ) and cellular logging tools (QxDM) is a plus • Experiences with carrier operator network deployment is a plus • Fluency in English and Chinese and good communication skills • Must have driver license with good and cautious driving skill 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 senior Wireless System Test Engineer. This engineer will be responsible for validating cellular connectivity performance and follow up on issues documentation, reproduction, and real-time debugging. This engineer will work closely with service teams and development teams to contribute to improve car connectivity system performance and user experience across different platforms and carrier network continuously. Responsibilities: • Develop system performance validation strategy and test plan for cellular connectivity system performance • Execution of tests to verify that behavior of modem functions conforms to specifications, in live network environment (Static/Drive Test) • Document, root-cause and follow up on cellular connectivity issues found in internal, beta, field and vendor testing • Verification of field related issues and drive closure for the fix • Optimize cellular system performance validation tools (on/off fleet) throughput fleet lifecycle • Work closely with carrier operator and service provider on cellular related project and issue
1. 负责DJI产品短距无线通信系统（WIFI/BT/GFSK等），从子系统级模块级到互联组网，端到端集成级测试，包括但不限于： 测试维度需求分解，测试分析，用例设计，自动化用例开发和执行，特性和产品版本验收等； 2. 负责软件工程领域CI/CD体系工具建设和完善，测试平台开发和技术演进，不断提升测试效率； 3. 参与或者主导短距无线通信系统在音频传输方向的用户维度体验体系建立和完善； 4. 负责版本交付质量，设计并优化质量管理流程和机制，提升问题拦截能力。
1. 负责生态链产品的OTA测试，包括TRP（总辐射功率）、TIS（总全向灵敏度）、EIRP（等效全向辐射功率）、吞吐量等关键指标测试，例如：扫地机、充电宝、路由器、音箱、门锁、摄像头等产品的验收和摸底测试。 2. 根据3GPP、CTIA等标准制定测试方案，确保测试符合行业规范。 3. 负责搭建和维护 OTA 测试环境，包括硬件设备的配置、软件系统的安装与调试 4. 熟悉OTA暗室的校准、维护及测试环境优化。 5. 确保数据的准确性和完整性，对测试过程中出现的 OTA 问题进行准确的定位、深入的对策分析、有效的验证及整改。 6. 熟练操作和维护 OTA 实验室的测试仪器，确保测试设备的准确性和可靠性，定期对测试设备进行核查与校准 7. 协助 CNAS 体系建设，维护相关的表单和作业指导书跟踪国内外OTA标准更新，确保测试流程符合最新法规要求。
1. 负责iot产品的WiFi、蓝牙等无线性能测试工作，涉及客观、主观、自动化测试等测试内容； 2. 负责定期维护和提升公司iot产品无线性能专项测试标准，与合作方对齐测试标准和相关环境； 3. 负责组织各相关方沟通并完成分工界定，提前安排相关测试资源，输出测试方案，确保测试方案的高质量执行，输出测试报告，保障产品的高质量交付。 4. 针对疑难问题能够精准识别及时推动相关方进行问题解决，定期进行测试复盘，持续提高测试质量。 5. 搭建相关性能测试实验室，对实验室日常事务进行高效管理； 6. 优化性能测试方法和性能测试自动化工具，持续完善测试平台建设，促进团队技术水平提升。