Yong Zhao

Experience

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  China Entercom

  Aug 2006 - May 2007

  Support Engineer

  1. Configuring MPLS VPN and technical support (opening international line, multi-domain connect).2. Configuring RIP, IGRP, OSPF, EIGRP and MP-BGP on Cisco Routers (1700，2621，3640, 7206,7500) 3. Communication with IPSEC and MPLS4. Use CiscoSecure Access Control Server (ACS 3.0) for Tacacs+5. Refer to diff customer, provide diff QOS service (FIFO, CBWFQ, LLQ)

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  ECCOM Network System Co. Ltd

  May 2007 - Dec 2007

  Professional Services Engineer

  1. IP Backbone Network Maintenance for Hebei Provincial Communication Company2. Capacity Expanding of IP Backbone Network for CHINA UNICOM ShanDong Branch (including Power Supply and Fan System upgrading of GSR Equipments, the IOS upgrading, etc)3. IP Backbone Network Maintenance for CITIC Networks.(including 6509,7513,7206,GSR12016, GSR12416, etc) 4. Network Inspecting for CHINA UNICOM Beijing Branch.(including GSR 12012, 7609, 6509, 5509, 4006, 4507, 3640, 3550, PIX)5. Network Maintenance and Technical Support for Beijing Mobile Company6. IDC Transformation and Network Security Implementation for CHINA UNICOM ShanDong Branch.7. Capacity Expanding and Transformation of MPLS Network for Beijing Electric Power Corporation8. Capacity Expanding of Metropolitan Area Network for CHINA UNICOM HeNan Branch Show less

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  Cisco

  Dec 2007 - Feb 2021

  TME in Cisco Great China Arch team covering SP Routing Arch/solution/portfolio1. Provide pre-sales technical solution support for the pre-sales team and customers. For example, direct product and related technical interflow with SE and customers, recommend correct solutions for customers and provide POC technical verification support (E.g SRv6 uSID Demo with VPP, Telemetry solution, etc.). Analyze competitors, E.g Advantages and disadvantages of Broadcom J2 and Silicon One. Competitive product selection and strategy, etc.2. Provide new products and technical training for the pre-sales team, E.g NCS5500, C8000 NPI Training. Deployment experience sharing, And Hand-on training related to Segment Routing (From Zero to Hero)3. Product and technology public promotion, such as SR&EVPN public day, C8000 Online Seminar, etc.4. Provide technical training for partners, include SR Hands-on, Network Automation (NSO), and Cisco Controller Demo.5. Regularly synchronize with BU, track and support Feature Request and solution discussion of related projects6. Continue to share technology on Techzone, contribute about 60+ technical articles and get 121+ Kudos in total Show less 1. Handle ASR9k, NCS6k and CRS CASE for SP/OTT Customer, especially deep dive for ASR9k. 2. Check ESC ASR9k CASE from Team member.3. Handling ASR9k hot issue with ESC engineer at CER (for China account)4. Team building - Hold Chalktalk to share hot issue / new technology/ TS experience5. Handle new technology and products, E.g NSO / WAE6. Establish and maintain China Region Customer Profile for ASR9k7. Summarize Hot CASE and TS experience in techzone, contribute about 30 technical articles8. Innovation on Troubleshooting Automation, create two tools for TAC, that relation with EEM/Python/TCL9. Got APJ+GC TS Star Award for FY16Q3 Show less ( vendor at cisco )1. Communicate with customers and colleagues about technical issues through Email2. Responsible for the internal CCNA training for the New Hires3. Hold Chalktalk, and sharing technology summary and TS skills4. Provide customers in Asian-Pacific Area with post-sale technical support of Full R&S Product Line (Including 3750, 7200, 7600, GSR, etc)5. Excelled in Hardware Architecture of all R&S Product Line and provide hardware technical support.6. Excelled in Troubleshooting LAN, WAN, QoS, MPLS etc.7. Refer to Hot CASE, with colleagues from diff departments co-processing to gain more resources, which provide the best quality service for customer.8. Nominated and sent by Cisco to provide Expert-level on-site service for Cisco's Key Account like Finance Customers. Show less

  • Consulting System Engineer

    Jun 2018 - Feb 2021

  • Customer Support Engineer

    Mar 2012 - Jun 2018

  • Customer Support Engineer

    Dec 2007 - Mar 2012
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  拼多多

  Mar 2021 - Oct 2023

  Network Architect

  1. Mainly responsible for the architecture design of PDD Backbone, Peering and Metro Network, including and not limit for multi-vendor hybrid network test, DDOS Security Zone Design, and final implementation of the overall architecture. The introduction of SR/Ti-LFA speeds up the time for fault convergence and brings more fault tolerance capabilities to the business.2. Assist operation team to deal with network-related faults, and coordinate development team, operation team and Security team to design and optimize relevant tools for faults, provide guarantee for network operation: such as ISP 95 reconciliation system, internet quality detection system, precise fault location system (quickly locate internal and external network faults by using split optical data).3. In order to standardize the interaction between architecture, building, and operation, work with the development team to promote the development of automated operations. E.g. the maintenance and iteration of the architecture version, and the comparison between operation instances and online configurations.4. For relevant major network failures, coordinate multi-team resources (operation, security, gateway, SRE, business) to sort out and solve problems, and provide optimization plan.5. Working with Gateway team, scenario and technical discussions, and transformation of the infrastructure network, e.g: disaster recovery in multiple parks, EIP/LB/SNAT in v4/v6.6. Deliver related training to internal teams: architecture, troubleshooting tips, new technology introduction and so on.7. Building up and maintain lab environment (EVE NG, PNET) for team, that will help operation team do pre-verify before cutting over, and help the architecture team to verify the network architecture (protocol level). Show less

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  Clounix | 云合智网

  Oct 2023 - now

  Technical Marketing Engineer