• ASRC Federal Holding Company (Washington, DC)
    …employer and Certified Great Place to Work LOCATION : Onsite at the Pentagon CLEARANCE: Top Secret /SCI or TS with SCI eligibility JOB DESCRIPTION: ASRC Agile ... Sciences LLC is seeking an experienced Systems Administrator - Lead (SharePoint) with an active Top... Administrator - Lead (SharePoint) with an active Top Secret clearance to join our Command-and-Control… more
    job goal (12/12/25)
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  • General Dynamics Information Technology (Washington, DC)
    …Server Hybrid Administrator , MCSE) REQUIRED Clearance Level Must Currently Possess: Top Secret and SCI eligible Location: Onsite Required: US Citizenship ... RQ209513 Type of Requisition: Regular Clearance Level Must Be Able to Obtain: Top Secret /SCI Public Trust/Other Required: None Job Family: IT Infrastructure and… more
    job goal (12/12/25)
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  • Chenega Corporation (Arlington, VA)
    Req ID: 38346 Summary Systems Administrator Arlington, VA Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are ... interests of our nation. SecuriGence is seeking a talented Systems Administrator to help contribute to our.... DOD IAT Level II Certification is required. DOD Top Secret clearance w/ SCI eligibility. Knowledge,… more
    job goal (12/12/25)
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  • BAE Systems (Springfield, VA)
    …least 5 in a recent systems administrator role) Must hold a Top Secret /SCI security clearance Ability to work with little to no supervision Excellent ... Job Description As a Systems Administrator in an enterprise test...to 50-60 pounds Windows Server OS technologies Windows workstation OS technologies Familiarity with user/ system more
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  • Infinity Systems Engineering (Alexandria, VA)
    …- now, come be more with us! Job Summary: We are seeking a skilled Systems Administrator /Network Engineer to join our mission-driven team. This position offers a ... secure, and troubleshoot Juniper and Cisco switches. + Perform systems administration on Windows and Linux platforms...experience is a plus) + Proficient in Linux and Windows system administration + Active CompTIA Security+… more
    DirectEmployers Association (12/03/25)
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  • Amentum (Springfield, VA)
    …Security, & Intel space? If so, look no further. Amentum is seeking a Senior System Administrator to join our team of passionate individuals in Springfield, VA . ... new and existing systems including the transition and migration of corporate systems Monitor and report on system health using various dashboarding tools… more
    job goal (12/12/25)
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  • Intrepid Solutions and Services (Annapolis Junction, MD)
    …and deployment of new and emerging technologies.We're seeking a Senior Level System Administrator with specialized experience with VMWare for a unique, ... TRAVEL: This position requires no travel. Qualifications CLEARANCE: Active Top Secret / SCI and Full Scope/Lifestyle...to network engineering design, system fit-up, and system deployment. General Windows and some Linux… more
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  • General Dynamics Information Technology (Annapolis Junction, MD)
    …process. Configures and manages UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity ... Requisition: Regular Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other...Linux and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot,… more
    job goal (12/12/25)
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  • Leidos (Columbia, MD)
    …will involve configuring and managing UNIX and Windows operating systems , troubleshooting, maintaining network integrity, and enhancing system performance. ... a new and exciting opportunity for a Senior Linux Systems Administrator in our National Security Sector's...and Virtualization Security Clearance : Must have an active Top Secret /SCI with Polygraph cssrc conmd If… more
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  • Lockheed Martin (Hanover, MD)
    …and manage UNIX and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of ... providing new features and enhancements to Front End Solutions systems . This will allow for products to work at-scale...contingent offers. #RMSC6ISR #OneLMHotJobs #RMSRB2025 Basic Qualifications: Current DoD Top Secret SCI with Polygraph SA1 A… more
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  • ManTech (Chantilly, VA)
    …obtain one within 180 days. System Experience: Experience with both Windows and Linux operating systems . End-User Support: Experience providing help-desk ... MANTECH seeks a motivated, career and customer-oriented IT Systems Administrator to join our team in Chantilly, VA. Responsibilities include but are not limited… more
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  • Insight Global (Mclean, VA)
    …integration, cyber compliance, and network administration - Support both UNIX/Linux and Windows -based systems - Collaborate with IT teams to identify, ... dashboards, reports, and alerts to ensure efficient monitoring and management of IT systems - Engage with Product Owners to align platform capabilities with evolving… more
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  • CACI International (Sterling, VA)
    …hardware requirements in mission environments Apply expert knowledge of UNIX, Linux, and Windows systems and networking Coordinate system changes with ISSO ... . This role supports complex enterprise infrastructure and architecture, including UNIX/Linux/ Windows systems , virtual environments, and mission systems .… more
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  • Tyto Athene (Ashburn, VA)
    …Strong experience in enterprise IT environments as an applications or systems administrator . + Practical knowledge of Windows and Linux systems ... . + Administer and optimize enterprise IT applications and systems in Windows and Linux environments. +...Web Services (AWS). + Serve as a senior Splunk Administrator or Architect, responsible for the configuration, maintenance, and… more
    DirectEmployers Association (11/01/25)
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  • Linux/ Windows Systems

    COMSO, Inc (Columbia, MD)
    Linux/ Windows Systems Administrator II ( TS /SCI w/ Polygraph) Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time ... Service, TIBCO, Active MQ, Artemis, Kafka) Description: + The System Administrator is responsible for the provisioning,...established Standard Operating Procedures (SOPs). + Build and configure Windows Server 2019 and 2022 systems from… more
    COMSO, Inc (11/27/25)
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  • Windows Systems Administrator

    Athenix Solutions Group, LLC (Annapolis Junction, MD)
    Windows Systems Administrator Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) *ACS Description Athenix Solutions Group is ... Configure and manage UNIX and Windows operating systems and installs/loads operating system software, troubleshoots,...TS /SCI with polygraph clearance to start.** Level 0 System Administrator (SA) shall possess the following… more
    Athenix Solutions Group, LLC (11/07/25)
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  • Windows System Administrator

    Link Solutions Inc (Adelphi, MD)
    Top Secret Clearance + Non-remote (relocation incentive available) The Windows System Administrator (Senior-Level) will be responsible for the ... for Services and Development. Link Solutions is seeking a Windows System Administrator (Senior-Level) to...a US Citizen. + Must have an active DoD Top Secret Clearance + MS or BA/BS… more
    Link Solutions Inc (10/08/25)
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  • Senior Windows Systems

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Windows Systems Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD Position Overview: The Senior ... Windows Systems Administrator leads complex system administration and endpoint configuration activities within the environment. This role covers the… more
    Black Bear Technology Solutions, LLC (11/21/25)
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  • Windows Systems Administrator

    Northrop Grumman (Jessup, MD)
    …work of your career. Northrop Grumman Mission Systems is seeking an experienced Windows Systems Administrator to join its Classified Solutions team in ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...along with associated networks. + Install, harden, and patch Windows operating systems . + Configure, deploy, and… more
    Northrop Grumman (12/05/25)
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  • Windows System Administrator

    Synergy ECP (Annapolis Junction, MD)
    Windows System Administrator 2 Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) Description Synergy is seeking aWindows ... and objectives are met. The job duties of the Windows System Administrator are as...Administrator are as follows: + Administrating day-to-day IT systems to include system availability, backup/restore, deploy/provision,… more
    Synergy ECP (11/06/25)
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