John Kim

Experience

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  Qnix Micro Systems, Inc

  Oct 1992 - Feb 1998

  President

  • Systems Integration – have extensive experience and expertise in personal computers for a wide range of clients. Configure and test systems according to client’s specification • LAN design and maintenance of Novell and Windows NT – responsible for LAN design, Cabling (Ethernet, Coaxial and Token-Ring), Server Staging, Client setup, Service and Routine Maintenance through either onsite or remote access. •Database Development – design and develop point-of-sale program for various organization using Foxpro/LAN, Access Show less

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  Nortel Government Solutions

  Mar 1998 - Apr 2009

  Primary duty is to oversee technical aspects of IT operation. Other duty includes managing special projects, advanced troubleshooting (AD, GPO, Exchange), Interface with 3rd Party Vendors on technical issue. Worked on various projects including design of new Windows 2003 AD/Exchange2003, Microsoft Clustering (File & Exchange), Server Consolidation, Server Virtualization (EMC VMWare ESX/GSX/WS, Windows Hyper-V), SAN/NAS Stroage (Fibre, iSCSI, NFS), Network Traffic analysis (NetQOS, Packet Sniffing) Expert knowledge on Windows AD/Exchange Messaging and Virtualization technology. Show less • Served as manager of third-tier network operations support for customer's network comprised 13000 users, 400-plus Windows servers, spread across 400-plus sites. • Headed team of 6 network engineers, and worked with personnel from two other support echelons, to perform advanced troubleshooting, research and rapid delivery of network solutions. • Coordinated major server resource upgrade at Headquarters, which included: OS upgrade from NT 4.0 to Windows 2000, and various server hardware and data storage redistribution within the HQ space. • Provide technical lead on Windows server, Exchange Server and Proxy/Firewall. Re-architected and WINS and DNS for entire enterprise to alleviate inter-domain trust problems. Consolidated 20-plus servers to 4 core server. Implement new Layer2/3 switches with HQ Show less

  • Chief Engineer

    Jan 2004 - Apr 2009

  • Tier3 Department Manager

    Mar 1999 - Dec 2003

  • Systems Engineer

    Mar 1998 - Feb 1999
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  SAVA Government Solution, Inc

  Mar 2009 - Nov 2012

  Systems Architect

  Served as Tier3 Engineer of IT operations support for DEA Firebird networkPrimary responsibility is to manage and maintain AD and Exchange infrastructureConsolidated entire Exchange 2003 servers into central Exchange 2010 farmsRedesigned AD topology to reflect new datacenter at SterlingRedesigned WINS/DNS infrastructure Engaged in routine assessment with Microsoft regarding Active Directory, Exchange Server, ClusteringDesign and Implement VMWare vSphere 4, 5 for operation teamManaged and maintain entire EMC SAN Show less

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  General Dynamics Information Technology

  Dec 2012 - now

  Senior Systems Architect

  Working as senior systems engineer for various projects that client requested. Primary focus on designing private cloud using vRealize automation suite, NSX SDN stack, vSAN, vSphere, Nutanix HCI, Cisco UCS Blade, HP Blade, EMC VNX, HP 3ParDesign and built Exchange 2016 Server based on Active/Active model. Design and built Global Load Balancing for East/West DatacenterDesign and built Enterprise Certificate Authority with HSM deviceDesign and built virtualization platform using VMware vSphere suite. Design and built Multifactor authentication using RSA Authentication Manager 8.x Show less