• ATR Arena Technical Resources (Charleston, SC)
    Job Description System Administrator Location: N. Charleston SC Clearance: Top Secret Job Summary We are seeking a highly motivated and experienced ... System Administrator to support a dynamic team of...DISA STIGs, NIST 800-53, or RMF. Security Clearance * Top Secret * Work onsite in North Charleston,… more
    job goal (12/11/25)
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  • Tyto Athene (Santa Barbara, CA)
    **Description** Tyto Athene is searching for a ** Systems Administrator /Information System Security Officer** to join our CA team. **Responsibilities:** + ... years of hands-on Systems Administration experience including Windows based computers, network, system , server administration;...+ Onsite support is required. **Clearance:** + Active DoD Top Secret or Top more
    DirectEmployers Association (12/06/25)
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  • Infinity Systems Engineering (Colorado Springs, CO)
    …WE ARE MORE - now, come be more with us! Job Summary: The Systems Administrator is responsible for the maintenance, configuration, and reliable operation of ... system performance and security, and providing technical support to internal users. The Systems Administrator will work closely with the IT team to ensure all… more
    DirectEmployers Association (12/05/25)
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  • Argonne National Laboratory (Lemont, IL)
    Argonne has an opportunity to serve as the System Administrator of the classified National Security Systems (NSS) for the Security Programs Facility (SPF). ... granted by the US Department of Energy (DOE). It's functionally equivalent to a ** Top Secret clearance** , allowing access to information classified up to that… more
    DirectEmployers Association (11/22/25)
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  • COLSA Corporation (Huntsville, AL)
    Join our team as a Linux Systems Administrator , where you will support and manage a diverse mix of workstations, servers, and high-performance computing (HPC) ... including firewalls and SELinux. + Work with Ansible for system configuration and automation. + Deploy and manage containerized...to 12 years of related experience + Active DoD Top Secret Clearance with SCI eligibility +… more
    DirectEmployers Association (10/02/25)
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  • COLSA Corporation (Huntsville, AL)
    …as the technical lead for a diverse infrastructure environment. The role spans Windows systems , Nutanix virtualization, Linux (RHEL), and enterprise storage. The ... Minimum of 8 years related experience + Active DoD Top Secret Clearance with SCI eligibility; US...Microsoft Certifications (MCSA/MCSE, AZ-104, etc.). + Red Hat Certified System Administrator (RHCSA) or Engineer (RHCE). +… more
    DirectEmployers Association (09/21/25)
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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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  • 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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  • Principal Windows Systems

    Northrop Grumman (Linthicum Heights, MD)
    …of your career. Northrop Grumman Mission Systems is seeking a well-qualified Windows Administrator to join its Classified Solutions team in Linthicum, MD. ... limited to the following: + Perform as a primary Windows /VMware systems administrator for a...Bachelor's or Master's degree in IS related field. + Top Secret Clearance. + Experience operating under… more
    Northrop Grumman (11/13/25)
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  • Windows Server Administrator

    Northrop Grumman (Wright Patterson AFB, OH)
    …to develop and maintain good working relationships with internal and external stakeholders This Windows Systems Administrator will be an active part of a ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the... Server Administrator to maintain and enhance Windows Systems and Infrastructure in support of… more
    Northrop Grumman (12/03/25)
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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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  • Principal Windows Systems

    Northrop Grumman (Gilbert, AZ)
    …Chief Information and Digital Office (CIDO) organization is seeking an experienced **Principal Windows Systems Administrator ** to join its dynamic team of ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of...be limited to the following: + Perform as a Windows System Administrator for a… more
    Northrop Grumman (12/12/25)
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  • Windows Systems Administrator

    SMX (Patuxent River, MD)
    … running Windows operating systems , and various applications. As the Windows System Administrator you will be required to manage the devices ... Windows Systems Administrator (4793)at...disaster recovery. **Required Skills & Experience** + Clearance Required: Top Secret + Must hold interim … more
    SMX (11/19/25)
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  • Senior / Principal Windows System

    SciTec (Boulder, CO)
    …not be considered. SciTec has an immediate opportunity for a talented Senior / Principal Windows System Administrator to join our team in Boulder, CO. ... + 5+ years professional experience performing duties of a Windows system administrator + Strong...field, or equivalent experience + An active and transferable Secret clearance with ability to gain a TS more
    SciTec (11/19/25)
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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 OS Administrator

    General Dynamics Information Technology (Offutt AFB, NE)
    …NIPRNet, SIPRNet, JWICS, and SAP/SAR environments. **HOW** **A WINDOWS OS ADMINISTRATOR ** **WILL MAKE AN IMPACT** + Performs systems administration for ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job...your opportunity to make a personal impact as a Windows OS Administrator supporting USSTRATCOM. GDIT is… more
    General Dynamics Information Technology (12/10/25)
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  • Windows Systems Administrator

    TEKsystems (North Charleston, SC)
    Description Windows System Administrator Secret Clearance with upgrade to Top Secret As a Windows System Administrator you will play ... within enterprise-class environment * Provide support for emergent Windows operating system issues * Competent and...issues * Competent and adaptable in all areas of Windows systems administration Must Have Qualifications (Please… more
    TEKsystems (12/06/25)
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  • Windows Systems Administrator

    Adapt Forward (Pearl City, HI)
    System Administrator I, Windows Systems Administrator Pearl City, HI Secret Clearance with upgrade to Top Secret As a Windows ... within enterprise-class environment * Provide support for emergent Windows operating system issues * Competent and...issues * Competent and adaptable in all areas of Windows systems administration * Other Duties as… more
    Adapt Forward (12/06/25)
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  • Windows System Administrator

    Link Solutions Inc (White Sands Missile Range, NM)
    Top Secret Clearance + Non-remote (relocation incentive available) The Windows System Administrator will be responsible for the installation, ... 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 + Ten (10+) years… more
    Link Solutions Inc (10/08/25)
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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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