Objective

Seeking a challenging career as Senior Network Engineer, to benefit IT network environment with 15+ years experience working alongside the network team

Experience Summary:

• Self-motivated professional in enterprise scalable network
• Work primarily in the areas of WAN/LAN/VoIP/VPN design, deployment, monitor and management within 35+ remote sites
• Take active role in policy implementation, project processing, change control applying, variable priority incident ticket and problem responding  
• Depth in analyzing network request, process, operations, risk assessment and in audit point of view

Experiences:

09/2014 – Present         Tower International, Infrastructure, Livonia, Michigan        

                                       Title: Network Engineer

• Responsible for support network infrastructure system cross global 35+ plants
• Support WAN/Internet connection, with AVPN/MPLS, AVTS/SIW/GRE, SD-WAN, VPN tunnel solution, deploy Internet architectures to ensure high availability, load balancing, traffic sharing, dynamic routing, and fail over
• Provide ongoing administration and support for Radius authentication service for internet-based remote access VPN solution with L2TP/IPSec, IKEv2 & SSL VPN protocol, hardware on Cisco ASA 5525 and FortiGate 92D to 500D, applications with Anyconnect and FortiClient
• Implement firewall Policy Rules, DMZ and ACL across plants, apply IPS, DLP and UTM features as security request on Cisco and Fortigate Firewall
• Coordinate and configure multiple sites 4G/Satellite Internet/VPN connections for emergency metro network outage or disaster recovery events
• Provide high level technical escalation support for global L3/L2 R/S network
• Manage VoIP infrastructure, include Cisco CUCM/CUC/UCCX cluster servers, design, deploy and maintain SIP Cube, Voice Gateway, Analog/Paging and conference system, implement E911 VoIP solution following state and Federal legislation
• Configure and maintain Cisco WAPs (1572/2602/2702/3502/3602), using WLCs (2504/5508) and  Prime Infrastructure (v3.1)
• Daily work involve implementing and troubleshooting network issue within BGP, OSPF, PBR, HSRP, vPC, LACP, QoS on Cisco IOS router 39xx/29xx/8xx, Nexus N5k & N9K, C3850/3750/2960, VG20X/XM & Fortigate firewall 92/100/200/500D

09/2012 – 09/2014         Toyota North American, TTC R&D, Saline, Michigan        

                                       Title: IS/SSRM Network Support (Contractor)

• Provide Data/Voice network site support across multiple TTC R&D campuses, daily works with L3/L2 site teams on Remedy tickets and change control requests.
• Manage and monitor LAN switches/routers network status, protocols involve EIGRP, BGP, HSRP, QoS, DTP, VTP, VSL and LACP; models as Data Center Nexus 7010, VPC3048 and 2248TP extender, Core/Distribution switch c6513, c6509/E, c4510R+E and C3750/E/G/X series; versions from CatOS, IOS to NX-OS.
• Maintain and monitor WAN data/voice circuits hosted by AT&T/Verizon, includes SONET, DS3, T1, PRI/BRI ISDN, MPLS; in expansion project from OC12 to OC48 (UVN).
• Manage Cisco UCM (6.1/10.1) VoIP phone system; include setup, upgrade and troubleshooting Publisher, Subscriber, IPCX, Unity, PSTN PRI gateway (3845) and VG224 Gateway; deploy and maintain 4,000+ DID number on Cisco 794x/6x IP phones and PolyCom conference units.
• Maintain WLCs (4404) and APs wireless network across campus, and manage NAS guest wireless access; operation support for SSL VPN on Juniper and RSA Authentication.
• 24x7 on-call monitor and maintain network devices, HVAC and cabling inside Data Center, PBX and communication closets, tools includes CiscoWorks LMS 4.1 & Prime Infrastructure 2.0, TACACS and SolarWinds NPM, provide onsite Emergency Repair Processing.
• Data Center works involve WinTel 2003/2008, NetApps, EMC/Hitachi SAN, Active Directory, SCCM, GPO, DNS, and DHCP.

12/2008 – 09/2012         Mechoshade System, Long Island City, New York        

                                       Title: Senior Network Administrator     

• Data/Voice network manage & monitoring, supervise IT help desk support, include headquarter in New York and three remote plants; re-design and deploy data distribution structure with IPv4/v6 in a three floors building, migrate layer 2 & 3 switch, rebuild new IT server room (8 racks).
• Manage WAN/MAN connection with T1/DSL/PSTN, VPN, MPLS (3 nodes), Fiber/SONET and Microwave, protocols with PPP/HDLC, IPSec/SSL VPN, NAT, QoS and iBGP, hardware with Cisco 1720, 1820, 2925, PIX 525 and SonicWall NSA 3500/2400 series, projects involve BGP failover, Peer 3 ASNs, router filters/aggregates & MPLS on CR-LDP.
• Manage LANs with dynamic VLANs composed by Layer 3 switches, protocols with OSPF, RSTP, VRRP, Root guard, Port security (MAC sticky/Age) and 802.1X authentication (Radius); hardware with Catalyst 3750x/2960s, Dell PowerConnect 6248 (nineteen units), projects involve ASBR, NSSA, virtual links, neighbor troubleshooting, Fiber/Copper VRRP redundancy.
• Manage VoIP with MITEL Axxess 512 & 5000 systems, involve setup IPRC, DKSC, SLC and PoE switch, program Hunt group, gateway, Intelligent Router, CO trunks, ACD Report and SIP servers, phone sets with 5320/40, 8660.
• Manage LDAP, AD sites and domains, DNS, DHCP, DFS, GPO, Schema within 40+ Win2003/2008 servers and 500+ users; hardware with Dell PowerEdge Rack Server 1750/1950, 2650/2950, R310/R410/R710.
• Maintain ERP running on IBM AIX 4.3/5.3, i5(v6.1)/AS 400, Linux Red Hat and Mac OS X, hardware with IBM 520, HMC x3550, RS/6000, x236.
• Design and deploy VMWare ESXi 5 (3 hosts) and SAN/NAS storage solution, based on vSphere Essentials Plus, VSA, Dell EqualLogic PS6000 and NetApp FAS2040.
• Merge and manage email system to Google Apps from hosted POP3, apply Apps policy and third party solution, integrated with mobile devices from different vendor.
• Design and deploy wireless network with SonicPoint Ne and Cisco 871w & 1240 APs, secure traffic with 802.1x EAP and Radius authentication.
• Daily routine work include manage SharePoint, PGP security, MITEL Digital/IP Phone system, monitoring network activity with Solarwind NPM, NetFlow & Dell Open Manage.

07/2006 – 12/2008         PoliformUSA / Dynatech Intl, New York        

                                       Title: Network Administrator     

• Was responsible for network management and IT support at New York headquarter; provided rotates onsite support to multiple remote offices, up to 30% business travel.
• Managed WAN/MAN connection between 8 PoliformUSA remote showrooms and 3 Dynatech branch companies with T1/DS1/DSL/P2P, E-Line, IPSec VPN/MPLS, involved PPP/HDLC, OSPF and BGP protocols; hardware included Cisco 1720, 1841, 2820, 3825, PIX515E and SonicWall TZ/Pro series.
• Managed LANs with static VLAN, stacking, redundancy and load balance, protocols with VLAN Tagging, HSRP, VTP, ACL and RSTP; devices with 3Com, Catalyst 2950, 3560.
• Managed Cisco MCS 7815-1000 with Cisco CallManager, Contact Center Express and Unity tools; participated in the project to update VoIP system with Red Hat Fedora, Cisco 7961G phone set and optimize QoS setting.
• Maintained Active Directory, multiple sites and domain-trust, DNS, DHCP, DFS, GPO, Schema within 20+ Win2003/2000 servers and 200+ PCs, involved HP ML/DL servers, IBM e-server and VMWare GSX/ESX 3.
• Setup and maintained Exchange 2000/2003/2007, with cluster server, front/back end, RPC over Internet, OWA and Barracuda spam firewall 300; created and maintained the enterprise CA with PKI for email certificate distribution and remote access.
• Installed and integrated Blackberry server (BES), Crystal Report 10, Citrix Metaframe Presentation server (4.0/4.5), included managing the server farm, security policy and licenses.
• Daily routine work included managing Chalupa, a web solution based on IIS 6, SQL2005; Pentagon2000, an ERP system based on SQL 2000/2005; SharePoint WSS 3.0 for project management and IT admin; real-time monitor the network activity with Solarwind NPM, OpenView NNM6.4 and Ciscowork LMS 2.0.
• Setup backup and disaster recovery plan for Exchange, SQL database and enterprise files with Veritas Exec 10, BrightStor, NAS with SonicWall CDP and Buffalo Terastation.

09/2005 – 05/2006         Wayne State University UGL Library, Michigan  

                                       Title: Computer Support (Part Time)

• Maintained hardware and software over 250 PC/Mac across libraries; provide technical assistance to students and other customers.
• Maintained library management system, book tracking and searching online service based on IIS 5, SQL2000 and Sybase.
• Master degree projects about Multicast protocol running on RTSP and Real-Time RDP application.
• Migrated Netware 4 NDS to Win 2000/2003 Active Directory service in ECE lab and setup DNS, DHCP, and SQL in Win2000; setup DSL connection and built up L2TP VPN.

09/2004 – 05/2006            Relocated and pursuing Master Degree in Wayne State Univ.

06/1998 – 07/2004         YAQI-Creative Tech., China        

                                       Titles: Senior Network Engineer/Instructor

• Developed and Implemented information architecture procedures and policy, based on business requirements, SLA, functional design and technical specification documents.
• Team leader in IT consult and design for Dalian Municipal Gov. Offices (3 Central, 25 sub nodes), Dalian Meiluo Medicine Co. (1,200+ users); involved WAN access with Frame Relay, ATM, ISDN, DSL, M1; devices included Cisco 1700/2600, Catalyst 1900, Lucent and Quidway router/switch with OSPF, IGRP, BGP, IS/IS protocol.
• Applied system Integrate, Directory Migration (NDS to AD/LDAP), DMZ (PIX firewall) and PKI business authentication for nine high schools (Total 17,000 users); integrated the record management and computer-assisted instruction (CAI) with AD Site\Trust\Domain structure, Exchange 5.5/2000 and SQL 2000.
• Supervised daily working in Network & Hardware team about 5 people; Implemented the project management policy and procedure to improve on-time and on-budget metrics by over 20%.
• Technical focus on Microsoft products like Exchange, ISA, SMS, Unattended Installation, GPO, IPSec, IIS and SQL database; attended the training of Cisco, HP, Huawei, Legend, Remedy system, Veritas Series, FreeBSD and Linux AS.
• Responsible for day to day management and monitoring network locally or remotely with HP OpenView, MS SMS 4.0, LCSMS and others third party software.
• Provided On-Site training and was an instructor of MCSE/CCNA class for Dalian Softtech Information College at part time.

11/1996 – 06/1998         Dalian Science Institute, China        

                                       Titles: Web Master/Network Administrator

• Responsible for hardware/software administration and help desk support for campus network production, Mainframe, Authentication server, SNMP and 24/7 uptime of NFS/FTP/Mail/WWW service, as well backup to tape disk in CA/EMC software.
• Team working to rebuild the campus network include CWISs, data center among campus buildings; implemented support, utilization tracking, capacity planning and operational procedures; responsible for function and performance testing of all instances of the network nodes (Backbone Cat5 / Desktop 10M / Huawei Multilayer structure).
• Managed and executed project plan for physical move students’ computer lab from laboratory building to main building and responsible for move (breakdown and setup) over 1,100 PCs, apply IPX protocol in Netware.
• Cooperated with China Telecom to design and build up WAN Access (Analogy Dialup Bank PSTN/PPP/E1/x.25) and LAN update (Coaxial to Ethernet) following ANSI/TIA/568A standard (AMP/SIMON), involve Cisco 2, Quidway 110 and RIP 1.
• Designed and constructed the campus virtual library that the system used to track and inventory all internal documentation, technical text, and software; programmed with PowerBuilder, VB, SQL and NFS service.
• Joined the training about industrial network standard, Cisco router and switch, the 3rd party vender production and application specification.

07/1994 – 10/1996         International Cooperation Group, China        

                                       Titles: Electrical Engineer

• Consulting as Electrical Engineer in Pegasus Shipping Company, Japan.

Education:

Master of Science Engineering Technology, Wayne State University, USA, 2006

Bachelor of Electrical Engineering, Dalian Maritime University, China, 1994

Certifications/Training:

CISCO:      CCNA, CCNP (R/S)

Microsoft:   MCSE, MCDBA, MCSD (C++)