• System Administration - Tiered Support

    CACI International (Annapolis Junction, MD)
    …providing troubleshooting and in-depth analysis. + Configuration and management of UNIX , Linux, and Windows operating systems. + Installation and maintenance of ... operating system software and security patches (eg, IAVA security patches). + Managing the configuration, operation, and performance of IT systems and ensuring systems are compliant with security controls. + Conducting periodic vulnerability scans and working… more
    CACI International (05/22/25)
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  • Software Administrator III

    DCCA (Annapolis Junction, MD)
    …problems and remains involved in the resolution process . Configure and manage UNIX and Windows (or other applicable operating systems and installs /lo ads operating ... system software, trouble shoot, maintain integrity of and configure network components along with implementing operating system enhancements to improve reliability and performance . Support the design of systems, mission architecture and associated hardware .… more
    DCCA (05/19/25)
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  • Principal System Administrator

    DCCA (Annapolis Junction, MD)
    …links, routers, utilizing TCP/IP and network management skills in Multi-Platform Unix /Windows Server 2003, NT, XP, 2000 environments, including Red Hat Enterprise ... Linux (RHEL5.4), Centos 7,8 Linux, VMWare Vcenter Server and Vsphere client, Sun Solaris 9, 10, Dragon Intrusion Detection, Oracle 10 RDBMS. Utilize performance and tuning skills to enhance system fault management. Assist the user community with data and… more
    DCCA (05/19/25)
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  • System Administrator Level IV

    General Dynamics Information Technology (Annapolis Junction, MD)
    …and remains involved in the resolution process + Configure and manage UNIX , Linux and Windows (or other applicable) operating systems and installs/loads operating ... system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance + Communicate and coordinate with the Information System Security Officer… more
    General Dynamics Information Technology (05/16/25)
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