Tel: upon request Email: mymail_110599@yahoo.com

HAIYI ZHANG

SUMMARY:

Over 16 years of seasoned professional experience in wireless and wireline data network communication industry

spanning across Network Services Design/Development, Technology Planning/Project Management and Systems

Certification/Technical Support.

  Ø 5+ years of hands-on experience spanning data network design, architecture and engineering and technical

operation support for Verizon Wireless 3GPP/LTE core data centers as well as AT&T global Internet Data

Center infrastructure network (such as routing, load balancing, Ethernet switching, firewall ACL filter

policies, etc) for various IP voice and data services

  Ø 10 years of extensive technical leading and project planning and management experiences

  Ø 14 years of hands-on experience spanning various data network engineering such as Cisco based

L3(MPLS/IP-VPN)/L2(FR/ATM) high speed data network analysis, network integration, configuration,

maintenance, performance management, production support and trouble shooting, Network Element

Management and provisioning software development, testing, and UNIX/DataBase system administration.

  Ø 7+ years network technical support for various AT&T Operation Support Systems including ICORE,

INSTAR, CIMS, PMOSS COMPASS/WIPM etc.

coordination

skills. Solid project

  Ø 7+ years of hands-on experience spanning Juniper based MPLS/IP-VPN and MIS network analysis, system

integration and configuration, network management, performance management as well as fault

management system certification and production troubleshooting support.

  Ø Over 5 years of extensive software development experiences for multi-level applications in various

system environments by using Perl, C/C++, shell script, SQL etc.

  Ø Demonstrated excellent customer interface and internal

management and strong interpersonal, communication skills.

  Ø Working experience on DoD/Gov Contracts

DATA COMMUNICATION NETWORK PROFICIENCES:

  Ø Data Communication Platforms:

Cisco CRS-1/3, 12000 [GSR], 7500, 7200, Nexus 7018/7010, catalyst 6513/6509, 4500, 3750/3550, 2900,

2500 routers, Cisco RPM-PR, RPM-XF on MGX 8850(POPEYE II) and MGX 1/1E switches, Catalyst 4507,

4503, 5509 Layer 3 switches, Ascend CBX 500 ATM switch, Cisco 8620 BPX ATM switch and Cisco

AutoRoute MGX8800/Axis 8220 feeder switches. Software IOS 12.x/IOS-XR/NX-OS

Juniper MX960, T640, M320, M160, m10i and EX series routers. Software JunOS 8.3-10.2

F5 Viprion c2400, Big-IP 11050, 8950 , 6900,6400 LTMs , Brocade ADX and A10 AX series load balancers

Firewalls Juniper SRX 5800, 3600, Cisco PIX/ASA

Spirent/Adtech AX4000 generator/analyzer, IXIA service center

  Ø Multi-Layer Protocols/Technologies:

Wireless: LTE, VoLTE, 3GPP, 1xEV-DO, HRPD/eHRPD, SIP, DIAMETER, IMS Call Flow

TCP/IP(IPv4/v6 Dual-stack),

HSRP/VRRP/GLBP, STP, Multicast [PIM SM/DM, PIM SSM, IGMP], ATM, Frame Relay, etc.

  Ø Cisco Layer3/Layer2 Network Management systems:

Layer3 IP - Cisco Internet Service Center (ISC) 3.x/4.x for MPLS/IP-VPN service

Cisco VPN Service Center (VPNSC) 2.x

I/E/MP-BGP, OSPF, MPLS/IP-VPN, EIGRP v1 & v2,

Layer2 - Cisco WAN Manager(CWM) release 9.2 – 15.3 for IPeATM/FR services

  Ø Network Management:

Simple Network Management Platform(SNMPv2,v3), Standard and Cisco/Juniper specified Service/Network

MIBs

COMPUTER SKILLS:

  Ø Languages: Perl, ShellScript(ksh), C/C++, JavaScript, SQL/ESQL, FORTRAN, PASCAL, HTML,

and assembly( Intel 8086/Z80 )

  Ø OSs:

Haiyi Zhang’s Resume

  Ø DataBases: Oracle 9i-10i, SQLplus, INFORMIX SQL/4GL/New-Era

  Ø Platforms: SunFire V880/480/280R, Sun enterprise 10000/4000, Ultra SPARC 60, SGI Octane,

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UNIX SUN-Solaris, HP-UX, OSF/1, X-Windows, IRIX, MS-Windows 8/7/XP/

2000pro/NT/98

  Ø others: MS-Visio, g++/gcc, Borland C++, Visual Basic, Pro/Engineer, I-DEAS, AutoCAD,

ANSYS, MS-Office, Adobe-Photoshop, Emacs

IBM-PCs

EXPERIENCES:

  Ø 02/2013 – present Principle Network Design Engineer, Verizon Wireless, Branchburg, NJ

Network architecture and infrastructure design for Verizon Wireless OTNGN Network based

application services.

• Lead efforts to provide network designs, solution deployment, and technical documentation for

the VZW WAN, LAN, and Network Equipment Centers. Responsible for the architecture

standards of VZW network designs, QOS policies, IP addressing, MPLS L3VPN design, new

wireless services network integrations, Network Equipment Center switching and routing

environments, managed services architectures, BGP routing architecture standards and Internet

connectivity architectures. Lead forums and projects on the above and work with other teams to

discuss and solicit feedback on designs and standards.

• Participate in projects with HQ, NNO, Area planning, regions, and technology development

teams to both understand and define VZW voice and data infrastructure, vendor direction and

service offerings. Work with all departments and manage projects to provide connectivity

through the data networks and equipment centers to existing and new applications. Identify

network optimization opportunities and guide team members in how to recognize opportunities

to drive efficiency and take corrective action.

• Provide guidelines to manage, maintain, and configure network hardware (ex. LAN Switches,

Load Balancers, Content Switches, Routers, and ATM switches). Provide higher tier technical

escalation support to operations and engineering teams on network related issues.

• Support Data Service Engineers in creating methods of procedures (MOPs) and ensure technical

standards are adhered to and no adverse effects will be caused on the production network.

• Completed transport design projects

-IMS Core/Apps DMZs –

IMS NSN SDM CORE2 seg16-19

PCRF pair 4-7(for both ALU and NSN IMS CORE)

IMS DNS with PGW segmentation to support VoLTE and inbound Roaming for 3G/LTE

IMS ENUM Services (both Master and Edge Servers)

CALEA upgrade

-CDS apps/DMZs –

GSM/3GPP Roaming DNS

InternetDNS and DeviceDNS DMZ

SurePay(AGS, RTR, Drouter, UC, Prepay, eSM Proxy, ALU-ATCA & HP C7000 platforms)

UbiCell

eMBMS Multicast E/// & ALU

Messaging Storage Application(MSA1.1) Capacity Expansion

-NSS POD apps/DMZs –

NSS External DNS vzwnet.com

Cisco Prime Network Manager

-OTNGN MPLS L3VPN

Hyundai EMAG

NeuStar LSMS Migration SOLK & BBRG

Cisco Nexus Network Aggregation Core(NAC) Design for MSC

  Ø 02/2010 – 10/2012 Principle Member of Technical Staff, Cloud realization and application Services,

AT&T Labs, Middletown, NJ

Project manager and Technical leading engineer for AT&T global Internet Data Center(IDC)

IPv4/v6 Interworking Services

• Network requirement, architecture assessment, system design and roadmap development

• Vendor equipment performance evaluation, cost analysis, and selection(i.e. load balancers F5

Viprion, Brocade ADX, A10, Juniper, Cisco)

Haiyi Zhang’s Resume

• Network buildup, configuration, engineering and lab certification

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• Technical documentation(design, engineering, technical summary, install guide, etc.)

• Knowledge transfer to operation and support for service implementation

• Mentoring and supporting junior engineers on their tasks

Technical Lead for network upgrade lab certification and operation support for AT&T Managed

Hosting and Computing as a Service(CaaS) Services

• Scheduled IDC infrastructure network upgrade lab certification among various vendor platforms.

Cisco CAT 6513 Upgrade/Migration to Nexus 7K

F5 Viprion/Big-IP LTM Load Balancers

Juniper SRX 5800 FireWalls(filters and security policies)

Cisco 3750/2900 routers

as well as HP server blades and VMwares.

• Provide design and technical specs for the network solution

• Support network implementation by the Op teams

• Supervising and supporting junior engineers in the team

• Interfacing both the domestic and offshore operation teams for IDC network expending,

upgrading and changing requirement for managed hosting and cloud services.

Principle engineer for IDC IPv4/v6 addressing and subnetting design

• Allocate v4/v6 IP subnets and address spaces for newly added clients/devices in IDCs

• Future addressing requirement forecasting and projection based upon current usage modeling

  Ø 05/2007 – 2/2010 Senior Technical Staff Member, AT&T Labs, Middletown, NJ

Key member of Juniper based AT&T AVPN/MIS services network development certification and

production operation support

• Network and Router configuration, testing and troubleshooting on Juniper MX-960, T640, M320

routers running JUNOS 9.x-10.x for AT&T MPLS-AVPN and MIS services(e.g. Unicast, Multicast,

ipv4/v6 dual-stack, hub-spoke featrues etc.)

• NM performance and fault management testing and production support for AT&T/Bell South Juniper

platform based network integration. M320, M160, M10i / JunOS8.3-9.3 including MIBs, Traps and

syslogs.

  Ø 10/99 – 04/2007, Senior Technical Staff Member, AT&T Labs, Piscataway/Middletown, NJ

Division outstanding performance recognition awards:

-10/2001

-09/2002

Multi-Service Network development and Engineering

BPX 9.3.36 evaluation for the HSPS network

Technical lead and project management for lab test network Install, configuration, Maintenance and

Upgrade to support AT&T Operation Support System(OSS ) including ICORE, CIMS release

Certification

• Planning & supervising entire Cisco-based network integration, configuration, migration and

network resource management to fulfill OSS quarter release certification requirement.

The Network platforms include all L2/L3 Cisco switches/routers deployed in the AT&T High Speed

Packet Services(HSPS) and MPLS/IP VPN(IPFR) services network environment such as Cisco

8850 MGX45, Cisco 8620BPX, Cisco 8850 MGX1, Cisco 8220 AXIS(shelf), Cisco RPM-PR/XF

router cards and CPE routers(i.e. Cisco 2/3/7xxx routers).

• Network NM CWM/VPNSC/ISC Systems install, configuration, upgrade and maintenance

• Network trouble shooting and NMS Support for AT&T Operation Support System(i.e. ICORE,

CIMS et al) quarter release certification

• OSS production deployment support

• Weekly review with the OSS and support team on project status, schedules and testing issues, keep

the management updated

Leading engineer of Cisco network management and provisioning systems CWM/VPNSC/ISC

certification and production deployment support for AT&T High Speed Packet Services(HSPS) and

MPLS/IP VPN(IPFR) services

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• Network interface/system End-to-end testing and support on various AT&T network production

management operation support systems such as INSTAR, WIPM, COMPASS, GFP, PMOSS etc.

• Review testing requirements, Cisco release notes and create testing plans for CWM/VPNSC/ISC

releases certification(CWM9.2.08-15.0.00, VPNSC2.2 & ISC3.2-4.1)

• IP QoS SNMP based network performance data analysis

• Perl/Shell scripts development to automate NM testing efforts primarily in SUN Solaris environment.

• Lab system admin on software install, upgrade and maintenance on Sun Solaris, Oracle/Informix

DBs, as well as Cisco NM servers

• SNMP configuration and L3 Fault Management MIB, Traps and syslogs testing on Cisco 12000

GSRs, 7500 and 7200 routers

• System troubleshooting in both testing and production environment, work with Cisco supporting

DEs to timely get bugs/issues encountered addressed and cleared.

• Production maint window deployment, upgrade and migration support

  Ø 6/98 – 9/99, Principle Software Engineer, AT&T Labs, Middletown, NJ

• Developing and maintaining the Enhanced Services and Circuit Analysis Prototype (ESCAP)

system for the network planning and performance analysis of the AT&T BMS network based T1,

T3, IBR, DSS, ASDS and OC-X services.

• ESCAP system development and database maintenance with Oracle 7 /

C/C++/SQL/4GL/Shell scripting, data backup, and DB system performance tuning. ESCAP web

page design & implementation , integration testing, documentation and user training.

Informix

7.23,

• Developing and testing the Customer Network Management System(CNMS) R6.0/7.0 as network

performance FCAPS utility for AT&T ATM/FR services.

Tools and systems: C++, Informix ESQL/C, Korn shell script, DB-Informix 7.23, UNIX-Sun solaris

2.5, MicroSoft-NT

Network platform: AutoRoute ATM/FR Cisco Switches BPX/AXIS, StrataView Plus(SV+) Server

R8.4/9.1, and SABLIME.

EDUCATION:

Master of Mechanical Engineering in Computer Aided Design & Manufacturing (CAD/CAM

Double-major)

Stevens Institute of Technology, hoboken, NJ -9/96 to 5/98

Awards: Stevens graduate fellowships 1996-1998

1998 K. E. Khir graduate Award for outstanding performance in master’s program.

Bachelor of Engineering in Automatic Control (BSEE)

Tsinghua University. Beijing P.R.China - 9/90 to 6/95

Awards: Tsinghua University excellent student scholarships (1993-1995)

INDUSTRY TRAINING:

IPv6 fundamentals and implementation, 2010

Cisco Internet Service Center (ISC) release 3.x training, 2003

AT&T Global EVPN services, 2003

Cisco VPN Service Center release 2.x training, 2002

Expect/TCL/TK scripting, 2002

Cisco CCIE training classes, 2001

Sun Solaris System Administration I,II 2000

Cisco MGXII/BPX/MGX I/AXIS training classes 1999

SONET/SDH training program, by AT&T, 1998

AT&T Customer Network Management System (CNMS), 1998

Informix NewEra/4GL/SQL certificate training program, by Informix (HongKong) Co.,ltd, 1995

PERSONALITY:

  Ø Excellent communication and interpersonal skills

  Ø Highly motivated, responsible and job-oriented

  Ø work cooperatively and independently, self-starter with minimal supervision

  Ø surefooted, diligent and confident

REFERENCES:

available upon request

Haiyi Zhang’s Resume

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