Career Summary

• Over 15 years of experience as a Information Technology and Networking professional offering enterprise, network and IT solutions and working with multi-functional teams, business and technical staff and all levels of management.
• Established the ability of developing and implementing IT system and networking, the skills in project management, and the discipline of execution to policies and standards.

Achievements

• Led a engineering team to upgrade the existing Cisco 74xx/65xx/45xx/3xxx network environment on adding service servers, such as DHCP, DNS, ACS network security, and VoIP, from design, implementation, integration test, to online operation at a timely basis.
• Led a team of 35 staffs to complete the installation of 400 CDMA B/S and 600 Wi-Fi B/S, and networks and communication devices to interconnect to the two NOCs, plus the negotiations and compliances of lengthy government regulations, and the coordination across various engineering subcontractors and professionals.
• Took initiatives and proposed a Security Policy plan to the Traffic Control Center of Taipei Rapid Transit Transportation Company and participated the enforcement and the execution of the Security Policy and Remediation Policy.
• Re-engineered costing and organization, measures and parameters, ensuring accuracy and reliability thus attaining a consistent lift of 8-12% in profitability derived in 4 months.

Technical Skills 

Networking: LAN/WLAN/WAN, GPRS/UMTS, Ethernet Metro, Cisco IOS/CSS&CSM, Juniper on M/T/MX series, Network Security(IPSec) on Cisco ACS/ASA/PIX, F5 (F5 Big-IP, RADIUS and TACACS), CSU/DSU, Frame-Relay, DS-3,OC-12, VoIP, and WCS-802.11X, HSRP, VRRP. 
Protocols: IPv4/IPv6, Routing Protocol (BGP, OSPF, EIGRP, IGRP, RIP, IS-IS), Routed Protocol (TCP/UDP/IP), MPLS VPN, VLAN/STP, NAP, ACL, DNS/WINS/DHCP/FTP, SSL
O.S. & : Window XP/NT Server 4.0/2003 Server, Exchange 2003, Microsoft SMS, Oracle, 
Application: SQL Server, MySQL, Wireless Service server, Unix BSD, Solaris SNMP, Sniffer, Netflow, CiscoWorks. 
Tools: QA Management and Testing, project management, SDLC, and ISO 9001 standards.
Language: C/C++, SQL Server, VB.NET, MySQL and csh
Certificate: CCNA, and MCSE (in progress) 

Work Experience 

Confidential, Taipei, 2008 ~ 2009
Sr. Network Engineer

• Supervised and implemented the project execution, secured network system design and the upgrade and integration with the existing Layer-3 switching network, which spread out across Cisco 4507Rs, stacked 3750s into several of ASes using MPLS/BGP/OSPF protocols following the Redundancy Protocol VRRP as the expansion of an wireless internet service accessing and infrastructure system, and implemented Test Plan of QoS and OSPF.
• Implemented network security on Cisco ASA5520/PIX525 using NAT, ACL, and static routes.
• Installed and configured DHCP/DNS servers with Cisco 3620, together with several Layer 2 switches and Layer 3 routers.
• Implemented setup and configured a VoIP network on Cisco 3640s and Cisco CallManager Express, Unified Communications Manager Express using SIP/H.323
• Performed extensive traffic engineering to best utilize upstream transit providers and peering relationships, resulting in significant fiscal savings.
• Conducted In-house and Client-site training and documentation for training and operation.

Confidential., 2004 ~ 2008 
Lead Engineer/Project Manager,

• Led the process of scoping and designing technical solutions, including analyzing requirements, evaluating enabling technologies, scoping resource needs, researching technical alternatives, identifying risks and recommending delivery approach.
• Reviewed progress and evaluated results of projects within span of control, and proposed necessary actions based on analysis.
• Provided administration, supervision, and re-engineering on the existing LAN/WAN Network, Win2003/mail Servers, Exchange 2003; implemented DHCP/DNS/IIS on Windows Server 2003, and maintained the existing network security via ESP over Tunnel, and VLAN and ACL.
• Supervised and implemented various level of functional test plans for Traffic Signal controller with land line and wireless, signaling of steps and time scheduling and Integration test plans under the environment of Oracle, Microsoft 2003 Server, and Cisco 6500/47xx/3xxx/26xx routers over IP/BGP/MPLS/OSPF, F5, HSRP, GPRS, Cisco WCS/WLSE, and Juniper on M/T/MX series, and Cisco PIX 515 firewall, IDS, and IPS.
• Responsible for evaluating new technologies by understanding how business objectives are met and developing technical and engineering plan together with budget and cost analysis, System Detailed design, quality insurance plan of equipment, and System Installation and testing for highway traffic data collection and control system.
• Implemented a Digital Video/CCTV monitoring and data collection system with VLAN and a tunnel-based security system on a network of Frame-Relay, OC-12, DC-3, GPRS and UMTS,
• Troubleshoot API, system issues at a per-packet level via packet trace, third party HW/SW integration services and/or other Web-enabled solutions.
• Supervised and implemented cable management plan, Site Survey/Acceptance QI/QA program, and Witness Test Report, job distribution/scheduling, Test Plan of QoS, and identified and removed rogue APs, and troubleshot WCDMA and Wi-Fi network system
• Resolved client connectivity, interference, authentication, and coverage issues.
• Developed and reviewed new technologies, maintenance activities, policies, and procedures.

Confidential. , 1997 ~ 2003
System Architect/ Technical Manager

• Supervised the construction of an island-wide metro-cover aged wireless data telecommunication system over Frame-Relay and ISDN.
• Supervised the establishment and configuration of several NOCs for Fleet Dispatching and Management services which collectively consisted of Cisco routers and switches, D-Link routers, servers, and workstation; maintained the WAN/LAN, Microsoft NT/2000 Server, Active Directory, SQL Server, Oracle, SNMP on Solaris, and system security.
• Developed, with SDLC methodology, a GPS-based Bus and Taxi fleet dispatching system together with wireless GPRS-based GPS box and a wireless payment service.
• Reviewed clients’ disaster recovery, performance, and security issues and developed recommendations based on industry standards to install and configure software solutions.
• Supervised the network coverage plan from site survey, site selection, budget analysis, and to implement an island-wide wireless network infrastructure, Motorola DataTAC, with the collaboration of Motorola and Chung-Hua Telecomm Corp.
• Completed Motorola DataTac training on the installation, configuration, maintenance on the RNC, RNG and wireless base-station, site survey, and Sun/Solaris Net Manager.

Confidential., , 
Sr. Software Engineer / Project Manager

• Developed industry-standard strategies and product development plans in collaboration with sales management and product marketing to achieve key revenue and profit objectives.
• Supervised a team to design and implement a Client-Server based GPS-based vessel positioning and monitoring system with command and control function with features allowing 2-D graphical simulation capacity and a Storage and Management System for multi-scale-format Image files on an integrated platform of HP server and hosts
• Led a team to design and develop a digital mapping processing and management system.
• Analyzed operational performances to draw and execute annual sales plans.

• Completed the design and development of the front-end processor and communication system which was part of the project of developing the MPP (Massively Parallel Processing) with up to 4,096 Intel processors.
• Completed the system porting and integration acceptance test on an Intel-based commercial front-end system on both MACH real-time OS and real-time UNIX environments.
• Teamed with the Professional Consultant Service Dept. to provide maintenance support for American Airlines and K-Mart, on an over 500 clustered distributed processing relational data bank servers.
• Created and Implemented test environment for the remote access, reliability and throughput of the front-end command interface.

Confidential., Fremont, CA, 
Software engineer of Product Development

• Completed the firmware development of an intelligent multi-port multi-protocol data communication box using Motorola 68000 assembly.
• Enhanced the functional features and developed full functional and stability test plan several Bridge products.