Keiron DeFreitas

System Administrator | IT Specialist

Personal Information

Professional Experience

Kean University Seal
Kean UniversitySenior System Administrator

I am an Information Technology professional with over 10 years experience in LAN / WAN environments. Staying involved in current technologies has allowed me to develop troubleshooting, implementation and problem resolution skills seen on today’s enterprise networks. I enjoy the challenges of managing my team while staying “hands-on” in the day to day issues.

Professional Experience

  • 2008 - NOW

    Senior Systems Administrator & Lead LMS System Administrator - Kean University

    Description: Provide tier 3 functional and technical support, manage University Windows Server Infrastructure, manage University LMS environment, develop custom applications, and train Tier 1 & 2 desktop support technicians

    Skills Used:

    Server Operating SystemsWindows Server 2012Windows Server 2008Windows Server 2003Ubuntu Server 12.04 ↑MAC OSX Server 10 ↑
    Server AdministrationActive DirectoryGroup PolicyDNSDHCPIISNetwork Printer ProvisioningWindows SMB Share ProvisioningWSUSMicrosoft KMSMicrosoft Exchange ServerQuest ScriptLogicF5 Big IPMcAfee EPO
    Database AdministrationMSSQLMySQL
    Desktop Operating SystemsWindows 10Windows 8(.1)Windows 7Windows XPMAC OSX 10.4 ↑Ubuntu 12.04 ↑
    Application DevelopmentPHPMySQLJavascript / jQueryHTML(5)CSS(3)JSON.NET
    Scripting ToolsPowershell
    Help Desk Ticket ManagementBMC TrackIt!GWI iSupport
    Virtualization TechnologiesCitrix VDIVMware
    End Point Security ManagementMcAfee EPOMicrosoft WSUS
    Desktop Imaging ToolsSymantec Ghost
    Selected Highlights:
    1. Developed methodologies to identify and reduce commonly occurring Help Desk Support Requests to improve quality of technical service.
    2. Broke down Tier 1 & 2 Help Desk staff in subsets based on Help Desk Support Request types —resulting in improved efficiency and decreased resolution time.
    3. Replaced proprietary business solutions with custom applications —resulting in solutions built in accordance to university requirements, lower costs, and unparalleled technical support.

    By The Numbers:

    Supported End Users
    Staff Managed
    Average Support Requests per Month
    SLA Compliance
    Custom Applications in Production
    Average Visits per Month
    2006 - 2008

    Desktop Support Technician - Kean University

    Description: Provided Tier 1 & 2 technical support for university IT infrastructure supporting 15,000+ students, faculty, and staff. Troubleshot hardware, software and connectivity issues for a mixed Windows and MAC OSX environment.

    Skills Used:

    Skills Used:

    Desktop Operating SystemsWindows VistaWindows XPWindows 2000MAC OSX 10.4 —10.6Unix
    Support SkillsPrinter TroubleshootingNetwork ConnectivityImagingWireless / VPNTechnicial Documentation
    Selected Highlights:
    1. Earned solid reputation for resolving complex issues and providing exceptional customer service.
    2. Promoted to assume additional responsibilities as Lead Tier II Technician providing guidance to Help Desk staff

Contact Me:

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