PROFESSIONAL EXPERIENCE

Confidential

Senior Server Technical Architect

Responsibilities:

• Perform installation, upgrade, and routine maintenance of Windows, Linux, UNIX systems in large computing environments.
• Support Cisco UCS solution wif Virtualization(M2,M4)
• Manage MS Windows System configuration wif advanced feature and Global Active Directory Infrastructure(Windows 2003/2008R2/2012R2/2016)
• Support SAN EMC CX4(120,480,960) and VNX(5200,5300,7600), VMAX 200,NetApp FAS 2552, 3170,3250 Storage system wif Brocade and MDS Switches
• Participate in system maintenance to upgrade Operating System(Windows,Linux,UNIX) and update patches/kernel/SP,TL
• Perform primary administrative tasks for Exchange 2007 and 2010 wif MSCS
• Support Virtualization solution including VMWare, XenServer, Hyper - V and Application virtualization XenApp, Metaframe
• Support Symantec Veritas Netbackup and EMC networker and perform daily backup administration.
• Participate in data center migration Project(In-house to Colocation Service)
• Perform Unix Server Consolidation Project(5.3 to 6.1)
• Perform Email archiving migration Project(IBM ICC to Symantec Enterprise Vault)
• Perform x86 Server Consolidation on VMware ESXi(4.0,5.0, 5.5 6.0) Virtual Infrastructure(vCenter, HA,DRS,vMotion p2v, v2v)
• Perform Citrix Migration Project(Metaframe to XenApp 7.6)
• Perform U2L(Unix to Linux) Migration Project(AIX, Iplanet, Weblogic to Redhat, Apache, Tomcat)
• Design and manage HA Cluster(HACMP, RHCS, MSCS) component
• Design Cloud 3-Tier architect of Amazon system (EC2, ELB, EBS, EFS, S3, RDS,
• Amazon SQS, and other services of teh AWS family) and Microsoft Azure and Office 365
• Participate in proof of concept in Microsoft Azure Stack(Development kit) and Openstack(Ocata,Newton)
• Deploy SCCM 2012 for security patch management, software distribution and OS deployment.

Confidential

Server Administrator Manager

Responsibilities:

• Initial installation, upgrade, and routine maintenance of Windows, Linux, UNIX systems including MS NT, REDHAT, AIX, Solaris in large computing environments.
• Capacity planning and server architecture designing for new projects using MS clustering solutions, IBM HACMP, Linux Cluster solution.
• MS Windows System configuration wif advanced feature and Global Active Directory Infrastructure
• Support Brocade SAN switch and SAN EMC/IBM N6070(NetApp) Disk configuration(SAN,NAS)
• Symantec VERITAS Netbackup and EMC networker administration, ensure backup status, trouble - shoot any failed backups, restore files, store tape media to outside facility.
• Support 24x7 in on-call rotation for data center operation monitoring.
• Remote system access via VPN for emergency situations 24x7.
• Support Cisco UCS solution wif virtualization
• Participate system maintenance to upgrade Windows, UNIX server systems, update patches
• Perform primary administrative tasks for Exchange 2007 wif MSCS and Blackberry Enterprise Server.
• Support Virtualization solution including VMWare, XenServer, Hyper-V and Application virtualization XenApp, MetaFrame

Senior System, Network Engineer

Confidential, New Jersey

Responsibilities:

• Develop and managed Crystal Report 10,XI and Business Objects XI(Crystal Report server)
• Integrate ERP system from SBT5.01 to Aria ERP System(Visual Foxpro 9.0 and VS.Net) to improve business workflow
• Implement and manage Citrix MetaFrame XP Server and Clients wif company ERP system
• Implement MS Exchange wif mobile access for working in outside environments and branch offices
• Develop and manage e - commerce website for online products and provided customer AR information
• Implement and manage MS Windows 2003,2008R2,2012R2,2016 wif Active Directory, Exchange 2003,2007,2010, MS SQL 2000,2005,2008R2,2010,2012,2016
• Implement and manage Network Devices such as Cisco Router, Pix Firewall, Switch and SonicWALL
• Implement and manage Email Security and Filtering Solution such as GFI Essential and ScanMail
• Implement and manage Backup System such as EMC and Symantec products
• Support Mac Computer(Apple Mac OS X V10.x) and design software
• Monitor and handle day to day network and server problems by using network, system skills and tools

Confidential

Center senior engineer

• Prepare and planning business proposal wif Technical Support Center of Microsoft Korea
• Design and integrate Win Back project from legacy system to windows system.
• Perform consulting, technical support, troubleshooting, infrastructure design and integration for Microsoft server products(covered 500 enterprises as well as small business corporations)
• Support products(WinNT, SQL, Exchange, Application Center Server, SPS, ISA, SMS, MOM)
• Training Microsoft server products wif MOC(Microsoft Official Curriculum) for customers and - MCT
• Analyze blue screen(stop code) dump and IIS hang dump by using windows debugging tools

TECHNICAL SKILLS

Operating Systems: MS Windows Server, Linux (Redhat,Ubuntu, CentOS), AIX 5.x 6.x, Solaris 10,11

Network and Firewalls: Cisco ASA, SonicaWALL, OSPF,EIGRP, BGP, ISA Server, TMG, VPNWireless, Switching, DNS, DHCP

Virtualization: Citrix MetaFrame XP, XenApp, VMware ESXi, Microsoft Hyper - V Server, IBM PowerVM

Scripting: VB script, PowerShell, Bash, Python, Perl

Technical Applications: Crystal Server, Symantec VERITAS Netbackup, Symantec Exec BackupJira, Iplanet,Weblogic,Apache,IIS, Tomcat, Exchange, Symantec Enterprise Vault Hardware Dell PowerEdge Rack Server, HP DL Series, C7000 Blade System, IBM p520, 570, p6 MMA, p740,p750, p780, EMC CX4(120,480,960) VNX(5200,5300,7600),, VMAX 200,, NetApp FAS 2552, 3170,3250, Brocade B300, 5300, 6503 and MDS San Switch

SAN: NetApp, EMC, HP 3 PAR, Block/File, Switch Zoning(WWN, Port)

Database: MSSQL, Mysql, Oracle, Maria, MongoDB

Cloud: Azure, AWS, Openstack, Microsoft Azure Stack.

HA: MSCS, RHCS, HACMP

Automation: Puppet, Ansible

Monitoring: Zabbix, Nagios,CactiB.E. in Information and Communication Engineering at TONGMYONG University - 2001.02