• Penetration Tester, Senior

    CACI International (Chantilly, VA)
    …accessing the landing page: VORPAL Jobs (caci.com) (https://careers.caci.com/VORPAL) **Responsibilities:** * Windows Sys Admin for Sponsor * Microsoft Windows ... (ie, Nmap, Wireshark, Metasploit, Canvas, Kismet, BackTrack etc.) * Proficient in Windows System Administration with basic understanding of Cisco switches &… more
    CACI International (10/18/25)
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  • Lead Security Systems Administrator

    Lumen (Herndon, VA)
    …**The Role** This unique position requires technical information systems skills / system administrative as well as ability to write and present solutions to the end ... liaison for the program. The position must be able to provide system administrative solutions and oversight with the ability to offer hands-on support to include… more
    Lumen (12/10/25)
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  • Information System Security Engineer (ISSE)

    Assertive Professionals (Chantilly, VA)
    …security risk management, certification, and accreditation. + Securing and monitoring Microsoft Windows desktop and server in a secure IT environment including one ... or more of Windows 7, Windows 10, Windows ...scanning and vulnerability remediation + NMAP scans + Splunk Administration knowledge and skills + Securing and monitoring enterprise… more
    Assertive Professionals (10/09/25)
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  • Senior Associate Systems Operations Engineer

    NTT America, Inc. (Richmond, VA)
    …years' directly related experience. + Relevant certifications (eg, Microsoft Azure, Windows Server administration , Office 365 and respective applications, VMware ... servers, storage, and virtualization technologies. + Proficiency in operating systems ( Windows ) and associated administration tools. + Knowledge of cloud… more
    NTT America, Inc. (11/20/25)
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  • Systems Administrator/Engineer (Cybersecurity…

    Shuvel Digital (Vienna, VA)
    …and maintain systems, includes below and not limited to + Experience upgrading Linux and Windows based OS, packages, and apps + General system admin + Renewing ... tasks + Troubleshooting Linux OS and apps + Troubleshooting Windows OS and apps + On call and after...environment + 3+ years minimum experience as a System Admin , or similar role required + 3+ years of… more
    Shuvel Digital (09/25/25)
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  • Systems Administrator

    William C Brown Inc (Springfield, VA)
    …of hire*TS/SCI Clearance required and eligibility to obtain a Poly* UNIX, Windows , and/or Storage administration * Experience working with trouble reporting and ... resolution support for trouble calls, and provide TIER 2/3 support of Unix/ Windows workstations and servers, including Web servers, network attached storage devices,… more
    William C Brown Inc (10/14/25)
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  • Systems Administrator - NETTN Support

    Huntington Ingalls Industries (Virginia Beach, VA)
    …of relevant experience Technical Skills & Experience + Experience with Microsoft Windows operating systems and Active Directory administration + Experience ... Navy Integrated Training Environment (NITE). This position is focused on the administration and maintenance of the Navy Enterprise Tactical Training Network (NETTN),… more
    Huntington Ingalls Industries (10/11/25)
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  • Senior Endpoint Engineer

    CACI International (Arlington, VA)
    …As a Senior Endpoint Engineer, you will be part of a dynamic team of windows cloud engineers and security specialists with expert experience in Windows , Intune, ... faster deployments and decreased workload. **Responsibilities:** * Support Intune administration and engineering, to include compliance policies for conditional… more
    CACI International (12/09/25)
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  • Senior Endpoint Engineer

    CACI International (Arlington, VA)
    …As a Senior Endpoint Engineer, you will be part of a dynamic team of windows cloud engineers and security specialists with expert experience in Windows , Intune, ... faster deployments and decreased workload. **Responsibilities:** - Support Intune administration and engineering, to include compliance policies for conditional… more
    CACI International (11/19/25)
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  • Systems Administrator / Top Secret / Onsite:

    Lockheed Martin (Arlington, VA)
    …in developing skills in the following technical areas: \* In\-depth systems administration experience with Windows \(including Active Directory\) \* Experience ... and software to meet demanding program requirements\. *Document and automate administration procedures while partnering with engineering and test teams\. *Apply best… more
    Lockheed Martin (10/22/25)
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