光模块硬件测试工程师

AI 摘要智能生成

聚焦800G高速数据中心光模块的硬件专项测试

职位描述

1.聚焦800G高速数据中心光模块的硬件专项测试，覆盖QSFP-DD、OSFP等主流封装形态，完成PAM4信号眼图、链路损耗、TX/RX性能、功耗等核心硬件指标的全维度验证，匹配云厂商数据中心的严苛部署要求。 2.基于数据中心场景的实际组网环境搭建测试链路，完成与主流交换机、服务器端口的互联互通兼容性测试，复现数据中心真实业务流量下的硬件性能表现，输出场景化测试报告。 3.熟练操作高速采样示波器、误码仪、矢量网络分析仪等高端测试仪表，完成TDR阻抗测试、S参数分析、高速链路信号完整性专项测试，定位硬件电路中的信号衰减、阻抗不匹配等隐性问题。 4.针对数据中心光模块的高低温循环、长期老化、插拔耐久等可靠性测试环节，跟踪硬件性能变化趋势，分析硬件失效模式，联动硬件研发团队完成问题根因定位与整改验证。 5.参与高速数据中心光模块硬件测试规范的制定，沉淀800G/1.6T产品的测试方法论，优化测试流程，配合团队提升硬件测试的自动化覆盖率，缩短产品验证周期。 6.对接数据中心客户的现场测试需求，完成客户侧硬件性能演示与问题排查，输出符合客户定制化要求的硬件测试文档，支撑产品在数据中心场景的落地导入。 帮我翻译成英文 1.Focus on the ‌hardware-specific testing of 800G high-speed data center optical modules‌, covering mainstream packaging forms such as QSFP-DD and OSFP. Complete full-dimensional verification of core hardware indicators including PAM4 signal eye diagram, link loss, TX/RX performance, power consumption, etc., to meet the strict deployment requirements of cloud vendor data centers. 2.Build test links based on the actual networking environment of data center scenarios, complete interoperability and compatibility tests with mainstream switches and server ports, reproduce the hardware performance under real data center service traffic, and output scenario-based test reports. 3.Proficient in operating high-end test instruments such as high-speed sampling oscilloscopes, bit error testers, and vector network analyzers. Complete TDR impedance testing, S-parameter analysis, and special tests for high-speed link signal integrity, to locate hidden problems such as signal attenuation and impedance mismatch in hardware circuits. 4.For reliability test links such as high and low temperature cycling, long-term aging, and plugging durability of data center optical modules, track the change trend of hardware performance, analyze hardware failure modes, and cooperate with the hardware R&D team to complete root cause positioning and rectification verification. 5.Participate in the formulation of hardware test specifications for high-speed data center optical modules, precipitate test methodologies for 800G/1.6T products, optimize test procedures, cooperate with the team to improve the automation coverage of hardware tests, and shorten the product verification cycle. 6.Dock with the on-site test requirements of data center customers, complete customer-side hardware performance demonstration and problem troubleshooting, output hardware test documents that meet the customized requirements of customers, and support the implementation and import of products in data center scenarios.

任职要求

• 本科及以上学历，计算机、自动化等相关专业本科以上学历
• 3年以上光模块产品测试经验，1年以上100Gbps速率以上产品测试经验
• 熟悉光模块工作原理，协议和工作指标
• 熟悉光模块测试平台，测试方法，测试流程
• 熟练使用一种或多种编程语言
• 跟踪模块测试过程中出现的问题，积极推动问题及时合理的解决
• 逻辑清晰，肯钻研，个性开朗，有良好的英文阅读沟通能力
• 良好的沟通能力、团队协作和责任心，富有激情，学习能力强
• 能接受一定程度的出差
• Bachelor's degree or above, majoring in Computer Science, Automation or other related fields.
• Over 3 years of optical module product testing experience, with at least 1 year of testing experience for products with a rate of ‌100Gbps and above‌.
• Familiar with the working principles, protocols and performance indicators of optical modules.
• Master the construction of optical module test platforms, corresponding test methods and complete test procedures.
• Proficient in using one or more programming languages for test automation development.
• Track problems occurring during the module testing process, and actively promote the timely and proper resolution of issues.
• Clear logical thinking, strong willingness to conduct in-depth research, outgoing personality, and good English skills for reading and communication.
• Excellent communication skills, strong team collaboration awareness and sense of responsibility, full of passion, and outstanding learning ability.
• Able to accept a certain degree of business travel.