• Windows Systems Administrator

    SAIC (Adelphi, MD)
    …Install and configure operating systems and software updates following Security Technical Implementation Guides (STIGs) + Perform system patching, PowerShell ... Sciences, Electromagnetic Spectrum Sciences, Energy Sciences, Humans in Complex Systems , Mechanical Sciences, Military Information Sciences, Network /Cyber/Computational… more
    SAIC (08/07/25)
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  • Sr. Principal VMware Systems Administrator

    Northrop Grumman (Annapolis Junction, MD)
    …hardware, software, and system components. + Adhere to strict Information Systems security guidelines in all cases. + Communicate effectively with all ... and implement enhancements that will improve the performance, reliability, and security of the system including installing, upgrading/patching, monitoring,… more
    Northrop Grumman (07/08/25)
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  • AWS Cloud Security Research Engineer

    CACI International (Linthicum, MD)
    AWS Cloud Security Research Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... Research Engineer to be at the forefront of cloud security innovation! In this role, you will explore cutting-edge...protection in regulated environments + Create detailed guidance for system developers migrating to the cloud + Collaborate with… more
    CACI International (06/05/25)
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  • Senior System Administrator

    CACI International (Annapolis Junction, MD)
    systems + Manage the operation and configuration of server, storage, and network systems , including mobile device environments + Deliver Tier 1 through Tier ... join our team and help maintain, troubleshoot, and optimize a wide variety of IT systems . We are seeking an accomplished System Administrator - Level 4 to lead… more
    CACI International (08/01/25)
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  • System Administrator (SA2) with Poly

    Lockheed Martin (Annapolis Junction, MD)
    …manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components ... operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to… more
    Lockheed Martin (07/24/25)
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  • Security Content Engineer

    BlueVoyant (College Park, MD)
    …+ Endpoint Detection and Response (EDR) + Log analysis and malware detection + Network monitoring tools + Case management systems + Atlassian Suite (Jira, ... Security Content Engineer Location: United States Remote Summary...forensics and blue team operations + Solid understanding of network protocols and infrastructure + Ability to gather client… more
    BlueVoyant (05/21/25)
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  • Systems Administrator 3

    Nightwing (Annapolis Junction, MD)
    …manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components ... operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to… more
    Nightwing (06/24/25)
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  • Information Assurance/ Security Specialist,…

    Competitive Range Solutions, LLC (Fort Meade, MD)
    …cybersecurity topics. + Develop remedial action plans and oversee the correction of security shortfalls to maintain compliance. + Ensure systems adhere to DoD ... congenial environment. We are seeking an experienced Senior Information Assurance/ Security Specialist to lead comprehensive evaluations of major information … more
    Competitive Range Solutions, LLC (08/07/25)
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  • Systems Administrator I - Pipeline (TS/SCI…

    COMSO, Inc (Fort Meade, MD)
    …UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components ... Provide configuration management, implementation, and sustainment of compliance with applicable system security controls. + Perform periodic vulnerability scans… more
    COMSO, Inc (06/03/25)
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  • Systems Engineer/COMSEC Engineer

    Leidos (Annapolis Junction, MD)
    Systems Engineering responsibilities include, but are not limited to, working with system and network administrators to manage various network encryptors; ... of the following areas: + Strong understanding of communication systems , networking, and security principles. + Ability.... + Must have demonstrated experience configuring HAIPE In-line Network Encryptors. + Must have a minimum of 3… more
    Leidos (08/13/25)
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