• Senior Windows Systems

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    …Locations: Adelphi, MD Position Overview: The Senior Windows Systems Administrator leads complex system administration and endpoint configuration ... Senior Windows Systems Administrator Clearance...aligning technology with organizational goals. Key Responsibilities: + Lead system administration activities across ARLEN and CARLEN networks. +… more
    Black Bear Technology Solutions, LLC (05/24/25)
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  • Windows System Administrator

    Link Solutions Inc (Adelphi, MD)
    …and appraised for CMMI ML3 for Services and Development. Link Solutions is seeking a Windows System Administrator ( Senior -Level) to join our team at ... have an active DoD Top Secret Clearance + Non-remote (relocation incentive available) The Windows System Administrator ( Senior -Level) will be responsible… more
    Link Solutions Inc (07/03/25)
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  • Senior Windows System

    Amentum (Fort Belvoir, VA)
    …least a 99% system availability rate. + Perform administration and maintenance of Windows based servers to include daily system checks and record 100% of ... days of notification of update availability. + Provide detailed system matrices of DCD supported systems and...of deployment request while adhering to organizational software deployment windows and Government direction. + Conduct system more
    Amentum (05/29/25)
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  • Senior Systems Administrator

    Cambridge International Systems Inc (Mclean, VA)
    …and complex obstacles! Cambridge International Systems , Inc. has a full-time Senior Systems Administrator opportunity available based in McLean, VA. ... user profiles and accounts. + Other duties may include setting up administrator accounts, maintaining system documentation, tuning system performance,… more
    Cambridge International Systems Inc (06/10/25)
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  • Systems Administrator Senior

    General Dynamics Information Technology (Fort Belvoir, VA)
    …10 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Systems Administrator Senior (VMware) - TS/SCI required** Transform ... technology into opportunity as a ** Systems Administrator Senior ** with GDIT....Provide support for implementation, troubleshooting and maintenance of IT systems + Manage IT system infrastructure and… more
    General Dynamics Information Technology (05/27/25)
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  • Systems Administrator Senior

    General Dynamics Information Technology (Springfield, VA)
    …5 + years of related experience **US Citizenship Required:** Yes **Job Description:** Systems Administrator Senior Transform technology into opportunity as a ... Family:** Systems Administration **Skills:** Information Technology (IT) Systems ,Microsoft Windows ,Red Hat Enterprise Linux (RHEL) **Experience:**... Systems Administrator Senior with GDIT. A career in… more
    General Dynamics Information Technology (06/23/25)
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  • Senior Systems Administrator

    V2X (Springfield, VA)
    …complex challenges with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - active TS/SCI ... to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II supports...(CSWF) position as defined in Section 6, Table 3. System Administrator (451); Intermediate Level for SECNAV… more
    V2X (05/17/25)
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  • Senior Systems Administrator

    NVR (Reston, VA)
    Senior Systems Administrator Job Category Information Technology Market Location VA - Northern Virginia Location VA - Reston Apply Now ... (https://phg.tbe.taleo.net/phg01/ats/careers/v2/applyRequisition?org=NVRINC&cws=52&rid=35234) NVR, Inc. is seeking a Senior Systems Administrator to work… more
    NVR (06/25/25)
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  • Senior Systems Administrator

    V2X (Springfield, VA)
    …with integrity, respect, responsibility, and professionalism. We have a great opportunity for a Senior Systems Administrator II - Desktop Support - active ... to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II -...(STIGs). + Shall meet the Cyber IT/Cybersecurity Workforce (CSWF) System Administrator (451); Intermediate Level for SECNAV… more
    V2X (06/24/25)
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  • System Administrator , Senior

    BOOZ, ALLEN & HAMILTON, INC. (Washington, DC)
    System Administrator , Senior The...classified environments supporting agencies with a solid background in windows operating systems to help us build ... Defense ( DoD ) ? We're looking for a systems administrator who spe cia lizes in...and managing virtual machines + Experience with Service Ticketing systems + Experience with Windows Operating … more
    BOOZ, ALLEN & HAMILTON, INC. (06/30/25)
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  • Senior System Administrator

    CACI International (Annapolis Junction, MD)
    Senior System Administrator Job...a range of IT platforms including UNIX, Linux, and Windows systems . The ideal candidate brings extensive ... IT systems . We are seeking an accomplished System Administrator - Level 4 to lead...complex enterprise IT environments, with a focus on high-assurance systems . This senior -level position involves architecture support,… more
    CACI International (05/02/25)
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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Washington, DC)
    …the technology supporting the Department of Defense ( DoD ) ? We're looking for a senior systems administrator who spe cia lizes in networking and working ... classified environments supporting agencies with a solid background in windows operating systems to help us build...solutions for the Defense and Intelligence communities. As a senior systems administrator on our… more
    BOOZ, ALLEN & HAMILTON, INC. (06/30/25)
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  • Senior Linux Systems

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... will involve configuring and managing UNIX and Windows operating systems , troubleshooting, maintaining network integrity, and enhancing system performance.… more
    Leidos (05/29/25)
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  • Senior System Administrator

    CACI International (Springfield, VA)
    Senior System Administrator (Desktop...support or similar IT role + Strong knowledge of Windows operating systems and Microsoft Office suite ... the systems that matter most. As a System Administrator Sr (Desktop Support) you will...Support our intelligence customer in Springfield, VA. As a Senior System Administrator , you will… more
    CACI International (05/29/25)
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  • Senior Systems Administrator

    Chenega Corporation (Fort Belvoir, VA)
    …Ft. Belvoir, VA Join our Talent Network Senior Systems Administrator Ft. Belvoir, VA C-CHR-24-041 TheSenior System Administratorwill provide primary and ... Senior Systems Administrator ...+ Provide systems administration support for the Windows operating system and applications and backup support… more
    Chenega Corporation (06/02/25)
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  • Senior Systems Administrator

    CACI International (Annapolis Junction, MD)
    …processes related to these systems . The Senior Systems Administrator will Configure and manage primarily Windows and some UNIX operating systems ... Senior Systems Administrator Job...for implementation, troubleshooting and maintenance of Information Technology (IT) systems , manage IT system infrastructure and any… more
    CACI International (04/10/25)
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  • Senior Linux System

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Linux System Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD (Onsite) Position Overview: The Senior Linux ... System Administrator is responsible for leading system administration activities. This position oversees the installation, configuration, maintenance, and… more
    Black Bear Technology Solutions, LLC (05/24/25)
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  • System Administrator , Senior

    Parsons Corporation (Annapolis Junction, MD)
    Administrator , OR High school diploma and 20 years' experience as a System Administrator + Experience with Windows Sever Administration, Active ... and integrate solutions to provide unmatched innovation. Parsons is seeking a **Sr. System Administrator ** to support our expanding portfolio of work in the… more
    Parsons Corporation (06/20/25)
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  • Senior Systems Administrator

    Integration Innovation, Inc. (i3) (Washington, DC)
    Overview i3 is seeking a Senior Systems Administrator to...machines that are a mix of Unix based and Windows based systems . + Plan and document ... and software components to maintain the compliance of the system (ie Server 2019 to 2022, or vCenter 7.X...2022, or vCenter 7.X to 8.X) + Maintain both Windows and Unix systems in both virtual… more
    Integration Innovation, Inc. (i3) (05/08/25)
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  • Senior ServiceNow Systems

    SAIC (Annapolis Junction, MD)
    …process + Configure and manage UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and ... + Minimum of 14 years of experience as a Systems Administrator in programs and contracts of...ServiceNow with other applications is required Desired: + ServiceNow System Administrator certification + DoD 8570 compliance… more
    SAIC (04/16/25)
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