SUMMARY:

• One year experience with Microsoft Cloud solution Office 365
• 5 Years enterprise architect experience on Unified communication system. (Microsoft Lync 2010/2013/skype)
• 5 Years enterprise architect experience on Email message system.(Microsoft Exchange, VMware Zimbra)
• 15 years’ experience of Windows network management, active directory administration, exchange server 2003, 2007 and 2010 . Windows server 2000, 2003, 2008 and 2012 . DNS, Wins and DHCP
• 4 years’ experience of SAN administration, NetApp storage system FAS3020, NetBackup/Backup Exec, VMware ESX 3.5/4.0/5.0 infrastructure management
• 3 years’ experience of Cisco network management, Cisco 6000, 4000, 3000, 2000 series switches and routers.
• 4 years’ experience of VMware VSphere Cluster.
• Master’s degree in Computer Science
• U.S Citizen
• Bilingual speaker: English and Chinese

TECHNICAL SKILLS:

Enterprise Architecture Design: Choose right product to meet customer s need and budget. Base on customer s requirement, plan, size (capacity plan), and design and implement larger size enterprise email and Unified communication system. Plan, size and design large scale (20,0 00 to 200, 000 users) email system (MS Exchange 2010 and VMware Zimbra) base on Customer s requirement. The design will meet SLA and include high availability, site resilience and disaster recovery solution. Plan, size, design and implement Microsoft Unified communication system Lync 2013 for 40, 000 users for NIH CIT. The design and implementation include total 30 physical servers for primary site and disaster recover site and enterprise voice.

Network/Hardware: Windows 2012, 2008/2003 Server Installation, administration and trouble shooting, Bluecoat Proxy Server administration, Symantec Antivirus administration, HP ProLiant Server family, HP 7000c Blade server, HP MSL6000 tape backup library, Quantum Scalar tape library

Storage/Backup: SAN - NetApp FAS3020 cluster with CISCO switch, Symantec NetBackup

Software/Database Development: Exchange 2003, 2007 and 2010, SQL server 7/2000/2005/2008/2012. MS Access, Visual Basic 6, MS Office 2000/2003/2007/2010/2013 and varied applications

Operating System: Microsoft Windows and Red hat Linux

PROFESSIONAL EXPERIENCE:

Sr. Microsoft Unified Communication Architect

Confidential

Responsibilities:

• Assess current Lync 2010 implementation
• Communicate with NIH Leadership to understand NIH’s requirement.
• Design and document Lync 2010 and Lync 2013 co-exist and migration path plan capacity and design Lync 2013 architecture to support 40K UC users
• Design High availability for one site and site resilience for two sites for Lync 2013 implementation
• Implement Lync 2013 on the primary site and coexist with Lync 2010 in the same site, and implement second site for disaster recovery.
• Design and implement call routing flow in Lync 2013
• Implement FTP server for polycom phone provisioning end enabled Pin authentication on polycom phone
• Communicate with NIH CIT network team to get support from Network side and meet NIH network requirement.
• Communicate with NIH CIT network security to meet NIH security requirement for internal and external access to NIH Lync system.
• Support any ongoing Lync issues for NIH
• Implement Lync Key Health Indicators performance counter collection into 30 Lync servers
• Collect and analysis the performance data to identify any system resource and application performance and functional issue.
• Set up SCOM Lync 2013 management package to monitor Lync system
• Provide system performance and usage report to manager
• Integrate Lync 2013 with Microsoft Cloud solution exchange online and office 365

Sr. Principal Engineer

Confidential

Responsibilities:

• Gathering technical and Architectural requirement for enterprise solution
• Designing enterprise architecture solution, Sizing and design email service by using Exchange 2010 to achieve High availability and disaster recovery
• Sizing and design email service by using VMware Zimbra 7.2 /8.0 with VMware VSphere Cluster to achieve high availability and disaster recovery
• Gathering requirement from a diverse group of stakeholders using conflict resolution and negotiations. Comparing and choose email archive solution
• Implement Proofpoint enterprise protection server as email secure gateway for anti-virus, anti-spam and Data lost protection
• Build up a demo site with VMware VSphere cluster, NetApp NAS and VMware Zimbra.
• Communicate with executive management, users, technical and non-technical stakeholders using graphic and visual presentation (like PowerPoint).

Sr. MS Exchange Engineer

Confidential

Responsibilities:

• Migrated exchange 2003 to exchange 2007
• Implemented exchange 2007 CCR
• Implemented WNL(windows network load balancing) for exchange 2007 CAS
• Implemented EMC SourceOne email manage system (email archive system)
• Designed and implemented NetBackup solution to backup exchange 2007 environment
• Involved in initial infrastructure design of Exchange 2010 DAG
• Implement Citrix NetScaler for exchange 2010 CAS array load balancing
• Windows 2008/2008 R2 administration
• SQL 2005 Cluster administration
• Windows Active Directory administration

Network Administrator

Confidential

Responsibilities:

• Update core switch from CISCO 40 00 to CISCO 65 09
• Install and configure CISCO 3000 series switch
• Update firmware of switches
• Troubleshoot LAN issue set VPN connection between remote office set VPN for remote users set CISCO unified wireless network
• Administrate Active Directory domain
• Install configure exchange 2007 CCR cluster
• Install and configure DNS server and DHCP server
• Install and configure DFS
• Administrate and troubleshoot exchange server
• Install and develop SQL server and database
• Monitor the performance of windows servers and network
• Troubleshoot servers and application
• Update NetBackup from 5.1 MP6 to 6.5.3
• Implement and configure remote NDMP backup for SAN storage
• Implement and configure backup passive node of exchange 2007 CCR cluster
• Implement and configure storage Lifecycle Police to stage backup from disk to tape.
• Design and implement backup strategy for NA network

Network Administrator

Confidential

Responsibilities:

• Migrating Windows NT 4.0 network to Windows 2000 active directory network
• Migrate exchange 5.5 to exchange 2000
• Migrate all users. PC and servers from NT 4.0 domain to windows 2000 active directory.

Database Administrator

Confidential

Responsibilities:

• Develop logistic Hazmat ship solution by using SQL server, VB 6.0 and crystal report.
• Design SQL database schema, implement database, develop stored procedure in SQL
• Design and develop a VB application to interactive with SQL database
• Design and implement crystal report to integrate with SQL database and VBA
• Administrate MS SQL Server 7.0/2000 on an NT and Windows 2000 platform and responsible for both production and back end servers
• Performed database maintenance duties: Database backup and restoring; Transaction log backup and restoring
• Managed user accounts, granted and revoked database access to NT/Windows 2000 groups according to business needs

Web Developer

Confidential

Responsibilities:

• Develop and update AA&M University web site.
• Using ASP and HTLM to develop and maintain school web site