SUMMARY

Over 15 year's System Architect, software engineering and validation experience in telecommunication and data communication products and solutions for carrier and enterprise customers.

Data center and clouding computing

• 1 MPLS, SONET/SDH, BGP, OSPF, VRRP VoIP, Ethernet bridge and switch, PIM, IGMP, FTTx, QoS,VLAN, TCP/IP, layer2/3 network security, VPN and DDoS.
• Application aware network including Service oriented architecture SOA , CDN, application front end AFE, Server Load Balancer , wan optimizer control WOC, Application acceleration , Traffic shaper TS and Firewall products. Well understanding the requirement of application acceleration for enterprise.
• 2 OAM P: FCAPS, OSMINE, CLI, TMN, SNMP, CMIP, TL1, XML and CORBA.
• 3 Server OS and Storage: Brocade FCoE and FC switches, Vmware OS, Linux.

Software Engineering and Management

• 1 Object-oriented technology: OMT, OO analysis, OO design, OO programming and OO testing. Carrier grade system design and implementation.
• 2 Operating system: JUNOS,UNIX, OSE, Emanate SNMP research , VxWorks, Linux Fedora , Vmware.
• 3 Testing equipment and tools: Breaking Point, Fanfare, IXIA, Spirent.
• 4 Languages: C, C , assembly,TCL, and win-runner.

PROFESSIONAL EXPERIENCE

Brocade Data center solution architect

Confidential

• Work as brocade data center solution architect to design and validate the data center solutions for various customers including Symantec, AOL, UOL, Telcel, Limelight etc. Deliver the solution design and deployment guideline to customers and system engineers for real world implementation. The technologies used are:
• MPLS/VPLS/VPN, BGP/LDP/OSPF/ISIS, RSTP/MSTP, VRRP-E, QoS, Multicast PIM/MSDP/MBGP, Multi-chassis L2, LAG, FCoE , FC and Vmware.

Yahoo Data center validation architect

Confidential

• Good hand-on working experience in yahoo data center build up.
• The detail responsibilities are:
• Work closely with various Yahoo properties team such as email, finance , front page news, security etc. to make sure the data center design and development is met their needs.
• Network Vendor Equipment qualification such as juniper SRX, Palo Alto network firewall, cisco Firewall, Cisco NEXUS, juniper MX960.
• Application equipment vendor qualification such as A10 Server load balancer, Brodcade server load balancer, Citrix Netscaler Server load balancer for its performance, security features verification.
• Selecting various testing tool for equipment qualification and yahoo data center performance, security and scalability purpose. Worked with IXIA, breaking point and Spirent to customize yahoo features for yahoo's testing needs, along with fanfare based automation testing for a long period test.
• Lab set-up and QA for yahoo preproduction test bed in yahoo lab. This includes in service software upgrade, in service hardware change etc.
• Worked on yahoo's Direct Server Response architecture including L2DSR and L3DSR. design and develop the testbed for performance test benchmark.
• Design and Test with various yahoo clouding data center proposals in aspect of security, management and availability, the task includes VMware like OS, VM director like clouding management system etc.
• Worked on the solution to real time detect massive syn flood attack and other DDoS.
• Design and develop the test strategy for yahoo cloud proxy architecture's performance and scalability. The task including traffic profile design, yahoo dada center test bed, yahoo POP test bed, Internet impairment set up etc.
• Design and develop the test case detail for yahoo to litigate the legal issues with other company for patent technology infringement. The task includes scenarios emulation, validation and correlation between difference components within the test bed like traffic generator, router, switch, server load balancer, and server kernel etc.

Enterprise solution network validation team leader

Confidential

• Having a good hand-on working experience in Juniper SLT, IP router, and switching products.
• Design and develop ADTM Adaptive Thread Mitigation , Distributed Enterprise branch solution and Next generation data center solution network in Juniper Gamma lab. The technologies include EX-switch, MX router, M-router, Infranet Controller, IDP, SRX, SSG, ISG, NSM, STRM, WX, IXIA, Breakpoint. Spirent, Fanfare and VMware etc. Provide online to Juniper global sales team to promote these solutions, and work closely with different business units to enhance the necessary features on their respected products.

The detail responsibilities are:

• Design and build the ADTM Adaptive Thread Mitigation , Distributed Enterprise branch solution and Next generation data center solution network in Juniper Gamma lab. The technologies include EX-switch, MX router, M-router, Infranet Controller, IDP, SRX, SSG, ISG, NSM, STRM, WX, IXIA, Breakpoint. Spirent, Fanfare and VMware etc.
• Manual and automated testing for solution networks. Utilize various test tools, and design and develop test script to automate test the solution network in gamma lab.
• Establishing solution QA infrastructure, process and test strategy. Set up Lab and QA for juniper enterprise solution network test bed in gamma lab. Using various vendors product including IXIA, Breakpoint, Cisco switch, Microsoft VoIP server.
• Simulation and validation solution network including Internet triangle, branch, Data center in Gamma lab. Build and maintain a scaled gamma lab to accommodate various solutions needs, and for future solution lab network expansion.
• Design and develop/Implement various tools using shell, TCL, C, PHP etc to remotely manage lab base network, and the specific solution networks in Lab. Design and architect the Gamma POC demo system and Gamma solution testing platform. Perform the project management for the project development by working with juniper Beijing team.
• Documenting the enterprise solution network lab network for reference and training purpose.

Network Architect

Confidential

• Design and develop the next generation IP access network for France Telecom business unit. The detail tasks are:
• Architecting the IP access network along with MetroEthernet Edge and IP/MPLS core.
• Designing a DDoS resilience IP access network. Utilize cisco catalyst switch to simulate IP DSLAM in area of layer 2 and layer 3 security attacks and develop the mitigation methods for IP Access network.
• Architecting the DHCP based IP access network and Dynamic QoS IP access Network by using traffic shaper device for Home DSL service.
• Evaluating the vendor's product IP DSLAM , FTTx etc and prototype the access network in lab. As well as simulate the deployment scenario along with DHCP server, AAA server and 802.1x server/client.
• Design and develop the Ethernet based Application Aware Carrier Network. The detail tasks are:
• Analyzing the enterprise application and B2C application acceleration requirement
• Architecting and design the application aware element for France telecom edge device to enable France telecom to be an application fluent network service provider.
• Understanding the detail functionality of vendors' products such as Wan Optimizer Control WOC , Application Front End AFE , and Traffic Shaper TS . And applying these products into Application Aware Element for France Telecom business unit.
• Prototyping the Application Aware Element in Lab by utilizing the vendors WOC Peribit , AFE F5, netscaler and TS allot products along with MetroEthernet enabled switch and router to validate the application aware network architecture.
• Evaluate F5 BIG IP load balancer in aspect of HTTP compression, TCP off load, DSR, HTTP redirect, bridge mode and routing mode deployment, Sync flood, ,SSL acceleration, performance, virtualization and redundancy functionalities.
• Evaluate Silver Peak and WX Juniper and F5 WOC products for application acceleration in aspect of CIFS performance, various caching technologies, compression technologies and virtualization.

Environment: Linux, TCL, and C

Principal engineer Individual contributor

Confidential

Primary Responsibility is:

• Defined the OAM P model for next generation IP access device, the detail tasks are:
• Defined internal object model for managing GPON, DSL, LACP, L2 Vlan switch, GigE, Vlan based QoS, IGMP, diff-serv, VoIP, TDM and multi-shelf cluster system.
• Defined the OAM P model to be future OSMINE compliance, carrier grade redundancy 50 ms .
• Selected and evaluated the third party middleware product for the IP access device.
• Defined and designed the OAM P flow and object model within shelf and within cluster.
• Defined and designed the EMS-flow between shelf and EMS As well as related standards MIBs from IETF and ITU.
• Defined and designed the QoS model on the L2 Vlan switch for the access applications including user based QoS, traffic based QoS, diff-serv based QoS .
• Defined, designed and developed the proof concept prototype of the AFC IP access product.

Senior Software Architect

Confidential

• Architect engineering team leader of OAM P group. The detail tasks are: design and develop SNMP MIB, TL1 command sets, CLI, and OAM P functions for multi-OC192-OC48 multiplex device. The detail tasks are: Architect the software components, carrier grade software upgrading/download, bootstrap, M-plane OAM P FCAPS managed information base MIB and state machine design OSMINE , TL1 implementation using Lumos Agent, SNMP implementation using Emanate. OAM P tasks intercommunication design and implementation, and inter-card communication chip device driver porting from VxWorks to OSE.
• Environment:LUMOS, EMANATE, OSE,C.

Software Architect

Confidential

• Chief Architect of OAM P and UPSR for Premisys IMACS and OC3 ring products. Designed and developed the OAM P strategy and implemented the OAM P and UPSR functions for the Premisys products. As well integrated with Alcatel NMS in CMIP protocol.
• Environment: SONET, Vxwork, EMANATE, C.