• System Administrator 3

    M. C. Dean (Arlington, VA)
    Windows patching and vulnerability remediation. + Requires advanced knowledge of Windows active directory hierarchy and implementation. + Requires basic ... requirements, including US Citizenship, for access to classified information; ** ACTIVE SECRET Clearance is REQUIRED** **Key Requirements:** + Education: +… more
    M. C. Dean (05/14/25)
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  • System Administrator

    Chenega Corporation (Oakton, VA)
    …knowledge of Server and PC hardware and software maintenance. + Hands-on experience managing Windows Active Directory Services. + Self-starter and ability to ... + 4+ years' experience with Installing, configuring, and supporting windows -based. applications on Windows 7, 8, and...CND; SSCP; GICSP. + Requires a minimum of an active TS/SCI clearance. Matthew J. Keller Vice President of… more
    Chenega Corporation (05/13/25)
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  • Senior Offensive Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    …tools + Experience with C2 Frameworks like Cobalt Strike, Sliver, and Mythic + Windows Active Directory exploitation tools and techniques + Knowledge of ... to cover penetration testing of all critical infrastructure (ie CI/CD systems, Active Directory ) **Basic Qualifications** + Bachelor's Degree required from an… more
    CoStar Realty Information, Inc. (05/23/25)
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  • Systems Administrator (TS/SCI clearance)

    System One (Quantico, VA)
    …certification requirements). Microsoft certification a plus. * Strong knowledge of Microsoft Windows technologies, including Active Directory , Windows ... updates and patching. * Create accounts and groups in Active Directory and create and modify Group...* 3 years experience in systems administration in a Windows based environment. * Bachelor's degree in a related… more
    System One (04/24/25)
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  • Senior IT Systems Engineer - Sr Systems…

    SAIC (Suffolk, VA)
    …with the following: Linux and Windows Server deployment and administration; Active Directory and Group Policy; DNS; Python, BASH, Powershell, or similar; ... Good understanding of TCP/IP in regards to routing and subnetting. + Windows Server / Active Directory . **Required Certifications:** + IAT Level II required… more
    SAIC (05/10/25)
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  • Systems Sustainment Administrator - Evening

    SAIC (Suffolk, VA)
    …required. **Required Skills and Experience:** + Experience with the following services: Linux; Windows Server; Active Directory and Group Policy; DNS; ... + Understanding of TCP/IP in regard to routing and subnetting. + Windows Server / Active Directory . **Required Certifications:** + IAT Level II required (Sec… more
    SAIC (03/06/25)
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  • Senior Systems Sustainment Administrator - Evening

    SAIC (Suffolk, VA)
    …with the following: Linux and Windows Server deployment and administration; Active Directory and Group Policy; DNS; Python, BASH, Powershell, or similar; ... Good understanding of TCP/IP in regards to routing and subnetting + Windows Server / Active Directory **Required Certifications:** + IAT Level II required… more
    SAIC (03/06/25)
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  • Enterprise IT Support Specialist

    Parsons Corporation (Chantilly, VA)
    …and standard business applications used within a business environment. + Knowledge of Windows Active Directory . + Knowledge of multiple desktop programs, ... and work with a clear and defined mission. + Experience providing technical support for Windows 10, Microsoft Office 2016 or later, multiple web browsers,… more
    Parsons Corporation (05/10/25)
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  • Physical Security Engineer 4

    M. C. Dean (Chantilly, VA)
    …patching and vulnerability remediation with ATO processes + Requires advanced knowledge of Windows active directory hierarchy and implementation. + Strong ... to a government contract, this specific position requires US Citizenship, ** ACTIVE TS/SCI w/ Polygraph clearance is REQUIRED** **Education:** + Bachelor's degree… more
    M. C. Dean (05/19/25)
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  • Database Administrator 4

    M. C. Dean (Chantilly, VA)
    …, and **Authorization to Operate (ATO)** processes. + Advanced understanding of ** Windows Active Directory ** hierarchy and implementation. + Hands-on ... pursuant to a government contract, this specific position requires US Citizenship, ** ACTIVE TS/SCI w/ Polygraph clearance is REQUIRED** **Education & Experience:** +… more
    M. C. Dean (05/15/25)
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