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Guizhen Liu - Ontario

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About Guizhen Liu

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Guizhen Liu is currently living in Ontario, working as an Engineer and is interested in Electronics, Internet / IT, Software & Services, Telecommunications.
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Job Title

Engineer

Location

Ontario

Categories of Interest

Electronics, Internet / IT, Software & Services, Telecommunications

My Interests

Securiyt specialist

Join Date

Guizhen Liu has joined on Jan 12, 2009

Company Size

1000+

Resume

GUIZHEN (JANET) LIU
87 Cedarcrest Blvd.
East York, ON M4B 2P4
416-417-6009
gzh_liu@yahoo.com

SUMMARY
 Well-educated individual with profound knowledge of various platforms, database and networks. Good interpersonal & communication skills.


PROFESSIONAL SKILLS

 3+ year experiences in checkpoint, Netscreen, ASA Firewall security policies, IPSEC/VPN,IDS
 Excellent experience with GSM/GPRS/3G, WAP & WAP Push, WLAN, MMS
 Experience with Juniper M20, M10i, Cisco 2950, Extreme 3800
 Knowledge of networks: ATM, LAN, WAN, TCP/IP, OSPF, BGP, and MPLS
 Good knowledge of Windows, UNIX, C++
 Familiar with ISO9002, Purchasing Process, RFP


WORK EXPERIENCE
Rogers Wireless Inc. Canada 01/05 01/09
Security Network Engineer
 Configured and troubleshooting Firewall, Connectra for security rules, VPNs, SSL accesses.
 Designed, implemented and troubleshooting for Secure Remote Access. (ASA, Netscreen)
 Designed, implemented and troubleshooting for Vulnerability Scanner system. (SecureD)
 Configured, troubleshooting for UMA System (Unlicensed Mobile Access). (Chechpoint)
 Configured, troubleshooting for Data Rating System (DSR). (Checkpoint)
 Configured, troubleshooting for application VPNs. (Checkpoint)
 Configured, troubleshooting for GPRS Roaming. (Checkpoint)

Rogers Wireless Inc. Canada 01/01 12/04
Systems Design Engineer

 Designed, Planned, Tested GPRS Data network, including Wireless Internet (Openwave MAG), Load Balancing (F5), IDS, WLAN, Data Compression, MMS (Openwave & Lightsurf), VPN, Music Download, Mobile TV, Real Time Streaming.
 Accomplished the technical specification of Rogers GRPS Data Network.
 Prepared RFP for the first Rogers Data customer, MMS project, VPN project.
 Evaluated candidate vendors RFP for Data Compression project.

Guangdong Mobile Communication Corp., China 01/99 08/00
Sr. Telecom Engineer
 Managed constructing WAP network (Wireless Application Protocol), MIN (Mobile Intelligent Network). Developed a Business Operation Support System. Familiarized with ISO9002.

Guangzhou Data Telecommunication Station, China 03/97 12/98
Sr. Telecom Engineer
 Managed Digital Data Network (DDN), Frame Relay (FR), and Internet. Created procedures for operating DDN, FR system, procedures include building subscriber data, collocating IP address/route/subscriber node, processing data in network management center, collecting billing data and maintenance. Performed training staffs.
 Designed Hardware, OS, and Administrative Database system. (C, UNIX, INFORMIX, ALPHA8400, NORTEL TRANSPORT 3605)
 Managed the reconstruction of Wireless Business Administrative System. To solve Y2K about Wireless Business, to improve Administrative System, to speed up and enlarge application range.

Guangzhou Telecom Wireless Station, China 07/89 02/97
Electrical Engineer & Programmer
 Maintaining cellular mobile telephone system. Developed and maintaining Wireless (Mobile Telephone & Paging) Administrative System.
 Designed a scheme of Changing Omni-directional Antenna into orientation antenna in TACS. The method of multiplexed frequencies in TACS, which were the solution of "large cellular division to small cellular system".


EDUCATION
 MSEE, Wuhan University, China, 1989
 BSEE, Wuhan University, China, 1986
AWARDS
 First Prize: Scientific Progress in Guangdong Post & Telecommunications Administrative Bureau, 1995
 First Class Prize: Scientific Progress in Guangzhou Telecommunications Bureau, 1994
 Second Class Prize: Modern Business Management in Guangdong Economic Committee, 1997


REFERENCES
 Upon request

Quick Profile Summary

Guizhen Liu
Name: Guizhen Liu
Link: http://www.salespider.com/p-6374331/guizhen-liu
Location: Ontario,Canada
Job Title: Engineer

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Guizhen Liu
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