Job Description

Scale-up交换机架构师

北京、上海、杭州、中国香港

全职

互联网 / 电子 / 网游 - 研发

职位描述

1、关注UALink、NVLink及高速Scale-up互联技术,理解AI训练、推理和集合通信对低时延、高带宽、确定性、扩展性和高可靠的系统需求;
2、定义交换芯片端到端数据通路,包括端口与链路层、Ingress/Egress、路由、仲裁、缓存、Crossbar、VC/Credit、Ordering、Replay、QoS及多播/集合通信机制;
3、建立面向真实AI通信模式的性能和流量模型,量化吞吐、时延、缓存、拥塞、扩展规模及PPA约束,指导关键微架构取舍;
4、驱动架构规格和验证方案落地,协同ASIC、验证、固件、软件、软件、SerDes/PHY及系统团队完成前后仿真、芯片Bring-up和整机性能调优。

职位要求

1、交换与Fabric微架构能力:深入理解Packet/Flit/Transaction处理,能够定义端口、Ingress/Egress、路由、仲裁、共享/分布式缓存、Crossbar、调度、Traffic Management、QoS及多播数据通路;
2、协议、流控与可靠性能力:掌握Credit/Backpressure、Virtual Channel、Ordering、Retry/Replay、CRC/FEC.错误隔离、死锁/活锁规避及拥塞控制,理解链路训练和SerDes/PHY接口边界;
3、系统性能与芯片交付能力:能够基于AI流量进行延迟、带宽、缓存、拥塞和扩展性建模,完成时序、面积、功耗权衡;具备架构验证、Telemetry/RAS、安全隔离以及前后硅性能能调试能力。
关键经历
1、学历背景:微电子、电子工程、计算机、通信等相关专业,具备计算机体系结构、数字电路和网络互联基础;
2、岗位经历:具备8年以上交换ASIC、NoC、GPU/CPU互联或高性能Fabric研发经历,承担过整芯片或路由、仲裁、缓存、Crossbar、流控等关键模块架构工作;
3、成功经验:主导或核心参与过至少一款大型交换或互联芯片从架构、性能模型、设计验证到流片、Bring-up的完整闭环:且备UAI ink NVI infiniBand或Fthernet交换经验优先

投递

About Li Auto

Founded on July. 1, 2015, Li Auto's brand mission is to "Be Proactive, Change the World".

We are dedicated to providing families with safer, more comfortable, and more convenient smart EVs through breakthrough innovations in products, technologies, and business models. By Oct. 18, 2024, Li Auto achieved the milestone of one million vehicle deliveries in just 58 months, setting a new record for the fastest one million deliveries in China's luxury car market.

We see cars evolving from transportation in the Industrial Age into spatial robots in the age of AI. And we fuse the physical and digital worlds through AI, turning limited car space into infinite experiences. Our goal isn't just to transform the automotive industry through cutting-edge AI technologies, but also bring the benefits of AI to every family.

Join us in pushing growth boundaries and realizing our vision of "To Become a World-Leading Embodied AI Enterprise."!

Industry

Automotive & Mobility

Company Size

1,001-5,000 employees

Headquarters

Beijing, CN

Year Founded

2015

Website

liauto.com

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