• 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 (10/08/25)
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  • 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 (08/23/25)
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  • Azure Cloud/ Windows System

    Chenega Corporation (Washington, DC)
    **Req ID:** 37779 **Summary** **Azure Cloud/ Windows System Administrator ** **Washington, DC** Are you ready to enhance your skills and build your career in a ... Chenega Agile Real-Time Solutions (CARS) is seeking an Azure **Cloud/ Windows System Administrator ** who will...Administrator ** who will manage, configure, and monitor cloud-based systems and services for the FCC. This role requires… more
    Chenega Corporation (09/26/25)
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  • Windows Administrator

    GovCIO (Washington, DC)
    …will be a remote position. **Responsibilities** This position is for a Senior Systems Administrator supporting the Windows team. This is currently a ... environment. This position will plan, execute, and implement new system HW and SW and create and maintain team...Science or IT. + 5+ years' experience as a Windows Systems Administrator or Engineerwith… more
    GovCIO (09/24/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …5 + years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our ... becomes better. GDIT has an immediate opening for a Systems Administrator to fill a Core Services...Sign On. + Enterprise Provisioning: Configure new Linux and Windows systems for customer use and ensuring… more
    General Dynamics Information Technology (09/16/25)
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  • Senior High Performance Computing (HPC)…

    BAE Systems (Annapolis Junction, MD)
    …level and/or job specifics. ** Senior High Performance Computing (HPC) Systems Administrator ** **115702BR** EEO Career Site Equal Opportunity Employer. ... **Job Description** At BAE Systems , we promote a strong, collaborative culture and...FC, TCP/IP, etc.) + Advanced Red Hat/CentOS and Microsoft Windows Operating System (including Group Policy management)… more
    BAE Systems (09/09/25)
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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 (08/01/25)
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  • Senior Linux Systems

    Leidos (Columbia, 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 (09/26/25)
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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 (10/09/25)
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  • (Mid. or Senior ) System

    Belay Technologies (Annapolis Junction, MD)
    …runner up in 2020 and a finalist in 2021! Belay Technologies is seeking a System Administrator to join our team. The selected individual will be responsible for ... for a large complex network environment with geographically distributed systems . The position entails supporting solutions for system...of relevant experience + Must have experience as a systems administrator providing direct support to end… more
    Belay Technologies (10/01/25)
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  • Senior System Administrator

    Leidos (Annapolis Junction, MD)
    **Description** **Mid/Sr System Administrator ** **Leidos** has a new and exciting opportunity for a ** System Administrator ** in our **National Security ... for a large complex network environment with geographically distributed systems . The position entails supporting solutions for system...for a degree. + Must have ​experience as a systems administrator providing direct support to end… more
    Leidos (09/27/25)
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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 (09/25/25)
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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Fort Meade, MD)
    Systems Administrator , Senior The...team members. You'll support Windows and Linux systems engineering efforts in system design and ... technical expertise in support of cyberspace operations? As a Systems Administrator , you'll have the chance to...evaluation, solution engineering, sof tware development, or system administration. You'll use your passion to learn new… more
    BOOZ, ALLEN & HAMILTON, INC. (10/08/25)
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  • Senior Cloud System

    ManTech (Hanover, MD)
    ManTech seeks a motivated, career- and customer-oriented **Sr** **Cloud System Administrator ** to join our team in **Hanover, MD.** Our team delivers enterprise ... **Minimum Qualifications:** + 20+ years of experience as a Systems Administrator or Cloud Engineer supporting programs...Active Directory and networking + Proven experience as a System Administrator or Cloud Engineer with practical… more
    ManTech (09/10/25)
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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 (08/23/25)
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  • Senior Systems Administrator

    Leidos (Gaithersburg, MD)
    …Division (IPSD), part of the Decision Advantage Solutions Business Area, is currently seeking a Senior Systems Administrator . As a senior member of our ... **Primary Responsibilities:** + Lead system administration for Linux and Windows -based systems in secure, mission-critical environments. + Architect and… more
    Leidos (10/10/25)
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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 (08/07/25)
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  • Senior System Administrator

    Synergy ECP (Columbia, MD)
    Senior System Administrator Columbia,...Maintenance of Virtual Machines ? VCenter/VMWare o Linux and Windows operating systems ? CentOS, RedHat, ... or any other protected class. Job Description: This position is for System Administration support for development and production environments for a mission critical… more
    Synergy ECP (07/16/25)
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  • System Administrator 2

    M. C. Dean (District Of Columbia, DC)
    …remediation + Perform all duties with minimal direct supervision + Proven experience as a Windows Systems Administrator , with at least 5+ years in a similar ... engineering, and cybersecurity industries. Responsibilities **Job Duties and Responsibilities:** The Systems Administrator 2 is responsible for the day-to-day… more
    M. C. Dean (08/27/25)
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  • Senior Systems Administrator

    Indigo IT, LLC (Washington, DC)
    Senior Systems Administrator Washington, DC SUMMARY: Founded in 2001, Indigo IT is an award winning information technology consulting and services company. ... years of experience or equivalent work experience as a systems engineer/ administrator + Preference of Bachelor's degree...+ Communicate with vendors as needed. + Microsoft Certified Systems Engineer preferred. + Proficient in Windows more
    Indigo IT, LLC (08/13/25)
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