EXPECTATION

SUMMARY

• Ability to develop tools to maintain and monitor corporate infrastructure
• Highly motivated, detail oriented professional with strong oral and written communications skills.
• Develop and maintain security related policies and procedures with Active Directory.
• Review security logs and violation reports.
• Assessment of operating system and application software user accounts for proper access.
• Experience in programming languages such as C , Shell Scripting, Visual Basic, VB.Net, VB script, Batch script, and Assembly language.
• Experience with Windows NT, 2000, 2003, 2008, Vista, Windows7 and XP, Windows8.
• Windows HW/SW support, LIM and UNIX system administration Netware, AS/400, SQL and PL/SQL, SQL Server 2000, PeopleSoft-7.60, Oracle, Xvision 7.3, Crystal Reports Professional 8.5 , Visio 2000, Reflection, SAN Storage Area Network , NAS, RightFax, FTP, Telnet, MVS, HP Web JetAdmin, DNS, DHCP Manager, HP smart card and software, Schlumberger smart card and software, RIM/Blackberry, SAP admin/support, Cisco Networks, Systems integration, Scripting.
• Knowledge of Cisco network equipment/networking and project management.
• System administration UNIX, Windows , systems integration, scripting and automated application deployment.
• Worked with Remedy, SCOM, and Microsoft System Center 2010
• Maintenance and troubleshooting AS400 systems, NetWare, Citrix Metaframe 1.8/ XP/Presentation 3.0/ Presentation 4.0, Xenapps 4.5, 5.0 and the latest client software.
• Work in a multi domains environment and manage trust relationship between domains
• Troubleshoot VPN connectivity for multi-site network and site to site VPN connections
• Over 15 years' experience in system administration in MS Windows environment, Active Directory, Exchange server, web servers, IIS, Group Policy Objects, and experience in working in a large enterprise environment.
• Working with IIS, manage SSL cert and Single Sign On
• Excellent knowledge of server hardware and strong problem-solving skills
• TCP/IP networking with Some expertise with LAN network administration
• Excellent knowledge of server hardware and strong problem-solving skills
• Self-motivation and team-player attitude
• Project management and documentation skills
• High level of initiative and dedication
• Able to work flexible hours as required by assigned projects or system problems
• Strong analytical and problem-solving skills
• Strong verbal and written communication skills
• Ability to effectively work on and prioritize multiple concurrent projects

WORK EXPERIENCE

• Managing all IT functions
• Developing IT policies for the company
• Monitoring checkpoints routers, analyzing security logs, and creating rules for security enhancement
• Participating in meetings to gather feedbacks for continue IT improvement
• Developing technical documents for server builds
• Responsible for interviewing and hiring new IT staffs
• Upgraded Exchange servers 2003 to 2010
• Managing / administering Exchange servers
• Built virtual Active Directory/DNS/DHCP/Domain Controller servers using Hyper-V
• Built file/print servers
• Set up NAS backup servers
• Managing backups daily/weekly/monthly
• Cleaned up Active Directory and restructuring it
• Modified and created GPOs
• Managing and administering external and internal DNS.
• Working with HP and Dell latest server hardware
• PowerShell, VB, batch, and windows file scripting
• Managing and administering Citrix XenApp 6.5
• Monitored tasks of technicians, assemblers, testers, and quality team to ensure daily out which meeting the quota set by Apple.
• Managed quality and quantity of units repaired daily by technicians, assemblers, testers, and quality team.
• Managed150 employees to repair Apple's laptops
• Working with Windows Server 2003 / 2008 / 2008 R2 / 2012 R2
• Managing and administering VM Ware, vSphere, vMotion
• Joined daily / weekly meetings to resolve issues with Apple reporting by customers
• Developed training programs to improve technicians, assemblers, testers, and quality team to ensure the highest standard of the repair performed on laptop units
• Developed guidelines and policies to improve production operation
• Responsible for interviewing and hiring new staffs
• Worked with HR team to improve disciplinary policy to provide good and fair working environment
• Performed audits of units to provide feedback for improvement of workmanship and troubleshooting skills
• Provided daily, weekly, and monthly reports to Apple and internal company management teams
• Worked with the following technologies:

Citrix XenApp 6.5 / NetScaler / EdgeSight/ Appsense Windows Server 2003 / 2008 / 2008 R2 Microsoft Exchange 2010 and LYNC server VMware vSphere 5.1 Microsoft Active Directory, includes Group Policy PowerShell scripting Written and Verbal Communication Problem Solving

IT Manager

• Managed all IT staffs for Harvey Nash Vietnam, both in Ho Chi Minh and Hanoi offices.
• IT Staffs consisting off server team, network team, helpdesk team, and VoIP Team. A total of about 20 IT members.
• Managed all tasks for datacenters located at HCMC and Hanoi.
• Supported about 1,500 users.
• Worked with Project Managers, Engagement Managers, Delivery Managers, and Managing Director to provide technical solution for projects and customers.
• Created proposal by working with vendors to improve and upgrade Harvey Nash Vietnam's IT infrastructure.
• Made yearly IT budget proposal for Managing Director to review planning appropriately to keep Harvey Nash Vietnam running and operate at 99.99 up time.
• Assigned tasks to IT staffs and manage to ensure proper SLA applied to all tasks performed for users, and customers alike.
• Doing month reports for Members of Management to review and inform all tasks ongoing and pending with IT Department.
• Technologies working at Harvey Nash Vietnam including Windows7, Windows 2003, Windows 2008, Exchange 2010, SharePoint 2010, Active Directory, Group Policies, Microsoft ForeFront 2010 Antivirus, scripting, Cisco network equipment, and Cisco wireless.
• Engaged with Board of Director in the UK on important projects and technical solutions to get projects for Harvey Nash Vietnam.
• Doing employees evaluations on twice a year schedule.
• Recruited new IT members for Harvey Nash Vietnam.
• Experience with implementing ITIL and ISO27001 to ensure proper security and operation of an IT infrastructure.

Worked with Remedy, SCOM, and Microsoft System Center 2010

IT Manager

• Managed 4 IT staffs / vendors to support post-sale customers throughout the South region of Vietnam.
• Served as solution provider to current customers and prospect customer regarding IT needs
• Involved in project bidding and proposal creation to provide to customers
• Managed projects to make sure they are completed on time to cut down cost for the company and get customer IT environment operation by meeting deadline or completed before deadline.
• Came up with business strategy to help company grow and expand business operation in Vietnam
• Managed budget for IT operations for the company
• Managed all IT hardware inventory for Fujitsu Vietnam
• Performed IT staffs / vendors performance review quarterly
• Reported monthly performance including financial and productivity
• Served as a solution engagement manager to provide IT knowledge to customer and explain IT technologies to prospect customers.
• Involved in seminars and trainings to help company expand it brand in Vietnam

Independent

• as a hosting website service provider. I also use Keywords in the design of the website to make the search engines on the web easily pointing clients to the company website. I also using web tracking services to track how many people visiting the website and where the visitor coming so we can concentrate on the marketing side for the company.
• to manage file sharing, printing, email, and secure it down to protect company data using local policies built in the OS. I also using my scripting skills to export user activities report on weekly or monthly to provide a better insight of what everyone is doing when they logon and using resources from the servers.
• provide connectivity for about 25 users. I also setup phone system with the assistance of Verizon.

project4: Managing a Citrix farm of 6 servers for a small financial company in south west of Houston for about 3 months to fine tune the citrix farm for better performance using resource manager, CMC, and vbscript to collecting data on the farm. I also troubleshot issues for printing and access applications on the farm.

project5: Decided to go back into the corporate world and currently looking for work.

Senior Wintel Admin

• Intel-based server computing hardware, including blades, HP and Dell products.
• Microsoft Windows Server Operating Systems and the included services and applications.
• VM Ware, ESX and GSX Virtualization.
• Server deployment and provisioning.
• Server management and monitoring toolsets and applications.
• Logical security directly related to servers, services and shares.
• Server patch management process.
• Leads, executes or participate in Wintel server-related technical projects through the project life-cycle, including management of project resources and project reporting, to ensure that projects are completed on time and in budget.
• Architecture, design, configuration, installation and documentation of new systems.
• Operational monitoring and management.
• Development of processes and procedures that support and provide direction for the ongoing operation support of the server infrastructures.
• Authoring and maintaining of support documentation.
• Develops and participates in disaster recovery planning and testing.
• Work closely with Service Delivery Organization in transferring operational ownership of existing and future systems.
• Provide knowledge transfer and training ongoing to the SDO staff.
• Provide 3rd level escalation support to the SDO for incidents and problem management.
• Participates in server consolidation planning migrations to concentrated sites, and other server-based strategy planning efforts.
• Ensure adherence to change management processes.
• Using McAfee to secure servers from viruses and potential virus threats.
• Manage proper licensing of all software products.
• Utilizing tools such as MOM, HP Insight Manager, Dell Open Manage, and WSUS
• Assure proper maintenance contracts of products are executed.
• Provide oversight of infrastructure IT projects related to Wintel Servers and related technologies.
• Use ITIL and quality management methodologies to continuously improve IT processes.
• Keep apprised of new technologies, the marketplace and key suppliers/product direction
• Conduct feasibility studies, create white papers, develop business cases, and deployment strategies.
• Make recommendations to IT management on direction and utilization of technologies.
• Participating in the installation, monitoring, maintenance, and support, of all Citrix XenApp Server 4.5 and 5.0 associated hardware and software. As a member of a team that provides 24 x 7 support for an enterprise organization.
• Support and Maintenance Ensure timely resolution of all tickets issued by the ITSC Participate in the current change control process. Communicate, train, and support the IT Service Center team Perform ongoing monitoring, and reporting of current resource utilization levels, and errors in the Citrix environment.
• Implement and maintain Citrix security best practices by assessing current threats, vulnerabilities, risks and associated technical countermeasures.
• Strategy Planning Perform analysis trending of data and Citrix resources using Edge Sight and our network monitoring tools. Build, maintain and audit all Citrix related documentation as it relates to configuration, processes, service records, asset inventories, topologies, administration manuals, job instructions, support contacts etc. Maintain current counts of Citrix licensing per location by working with our selected vendor

Citrix Admin/ Security Analyst

• Design and architect Citrix solution for KBR work with application groups and developers to test various applications for KBR's Citrix environment.
• Test applications from the development, to staging, and to production based on deadline of business needs.
• Make required changes in security GPO to give different levels of users appropriate rights on Citrix servers to run applications without jeopardizing security to company's infrastructure.
• Write VB scripts, WSF scripts, and batch files to automate application installations and set system variables for applications to run under different type of environments.
• Create installation and technical documentation to support and troubleshoot applications installed on servers.
• Create Citrix policies for various security types to run applications and enhance performance within Citrix servers.
• Migrate Citrix Metaframe Presentation 3.0 to Citrix Metaframe Presentation 4.0 in the Windows 2003 Enterprise Edition with SP1 environment. ICA Web Client 9.0.
• Create application groups within AD and grant access to Citrix applications via Citrix Web Interface. Manage Secure Gateway servers, Web Interface servers, Citrix Servers, and Database servers by updating new versions of software as well as performance monitoring.
• Work with security team to manage user accounts with AD 2003 create accounts based on approved requests from upper management with specific guidelines.
• Grant access to files, databases, and servers create application groups and user groups/grant access for different line of businesses.
• Create new mailboxes in the Exchange 2003 environment modify mailboxes and email addresses as needed by users.
• Migrate users' data from within different domains we had internally to the company, including mailboxes.
• Imaging/back up servers using Ghost.
• Working with Symantec AV to secure servers from virus attacks.
• Utilize VMware servers and VM virtual servers to test applications before pushing applications to real production servers.
• Work with DRP plan for Citrix Servers using P2V software to create a virtualized environment of the whole KBR'S Citrix farm.
• Travel to UK for globalization of Citrix environment for KBR training a new staff to handle regional Citrix support for the UK.
• Utilizing tools such as MOM, HP Insight Manager, Dell Open Manage
• Work with HP and Dell servers using tools such as Dell Open Manage, DRAC, ILO, HP SIM, RDP, and HP System Management to support and troubleshoot server issues HP DL /Blade/ ML series Dell 2650/2850/2950 series.

LAN Administrator

• Ghost images for new PC migration.
• Implement new backup strategy to cut down backup time using Bright Store Arcserv monitor daily backups and running backups using Arcserve Brightstor.
• Create new user accounts and setting account policies using Active Directory 2003.
• Create email accounts and monitoring their accesses.
• Monitor and perform checkup of all servers installing new servers with Windows 2003 enterprise server OS monitor UPS usage and replace server parts. Support users with daily issues.
• Setup new printer on print server and monitor print queues and jobs.
• Daily cleanup of spam emails using Access database and Espion Spam Appliance configuring and setting up .
• Setup wireless access points for wireless connections.
• Maintain backup tapes inventories for daily backups and perform all IT functions for the company utilize ADIC and Quantum tape libraries.
• Working knowledge of SAN and Clustering Technologies.
• Creating POs to purchase new and replacement equipments.
• Repair of all workstations and servers.
• Run network cables and activating new Ethernet ports for users.
• Write scripts to change local administrator password on both servers and workstations write scripts and creating policies for Active Directory 2003.
• Maintain Cisco Router, Switches, and HUBs.
• Setup/implement disaster recovery for Exchange 2003 server.
• Migrate old printer server to a new printer server.
• Setup/maintain Blackberry Enterprise server.
• Manage five contractors during showtime for deployment of all computer systems throughout multiple complexes.

Environment: Compaq Insight Manager 5.50, Network Inspector, CheckPoint Firewall, Cisco 2900 switches/hubs, Compaq Proliant ML DL servers, HP DL servers and Dell Servers, NAS servers: Maxtor/ Iomega, 2003 Enterprise Server, Exchange 2003, Windows 2000 server and Advance server, Windows 2000 Professional, Blackberry Enterprise Server, Windows XP, Office XP Professional, Office 2003 Professional, etc..

System Analyst

• Assist in migration from NT to Windows 2000 server based network.
• Network monitoring for over 1500 windows 2000 servers security implementation for LAN and WAN. Monitor access, authorization levels and enhance monitoring systems to detect and report security events using HP Open View, Active Directory, and Event Monitor.
• Implement and manage over 100 Exchange 2003 servers.
• Mailbox restores using Recovery Storage Groups Exchange 2003.
• Monitor Exchange message queues with Microsoft Operations Manager, Exchange Monitor.
• Writing CGI scripts for usage as part of the globally used Web tools provisioning package CGI scripting in a dynamic environment where the script modifies itself for input and output based on distinctive users and their profiles.
• Test/update scripts using VB, C , and Shell scripts.
• Install SQL server 2000 and setting database connections, tests and queries to ensure database functionality.
• Provide support for applications such as AS/400, SQL and PL/SQL, SQL Server 2000, PeopleSoft-7.60, Oracle, Xvision 7.3, Crystal Reports Professional 8.5, Visio 2000, Reflection, RightFax, and LIM
• Installing and configuring the Intranet server running Windows 2000 servers, IIS 5.0 and MS Office 2000
• Develop/maintain company's knowledge base for end users/helpdesk agents for problem resolution.
• Set up Citrix Servers, 5 farms 35 servers in each farm install/set up Citrix Client version 7.0
• Set up VPN servers/create documentation to train highly qualify helpdesk's agents to support customers worldwide.
• Provide remote connectivity support for customers worldwide using DLS, ADSL, GSM, Cable, Wireless, and satellite.
• Set up system policies/software distribution groups on Windows 2000 domain.