• System Administrator ( All Levels)

    Lentech, Inc (Fort Meade, MD)
    …interested in tackling some of the nation's most critical challenges in systems security and vulnerability? Would you consider joining a leading team dedicated to ... in the resolution process. . Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains… more
    Lentech, Inc (10/07/25)
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  • System Engineer (TS/SCI)- Senior or Mid Level

    Vexterra Group (Bethesda, MD)
    Job Description: Vexterra is looking to fill a Windows Systems Engineer and Administrator position within the Analysis Solutions Division (ASD) to support the ... monitoring documentation for 24/7/365 Operations Watch personnel. + Responsible for the security and management of Windows servers in multiple production… more
    Vexterra Group (10/14/25)
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  • Computer Scientist

    Zantech (Aberdeen Proving Ground, MD)
    …as: + Modern Desktop Administrator + Messaging Administrator + Teamwork Administrator + Security Administrator + Teams Administrator + Developer ... and develop operational software subsystems + Support MS Office 2013 Suite, Windows 7+, Project Pro, Visio, Access, PowerPoint, Adobe Creative Cloud + Support… more
    Zantech (11/13/25)
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  • Epic ECSA Manager

    Deloitte (Baltimore, MD)
    …you will be responsible for leading implementation, configuration, and operations of Epic's Windows tiers with a focus on security , compliance, and performance. ... identity and access (eg, Active Directory/Entra ID), network segmentation, and HIPAA-aligned security controls for Windows tiers. + Provide technical leadership… more
    Deloitte (12/13/25)
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  • System Administration - Tiered Support

    CACI International (Annapolis Junction, MD)
    …and secure IT solutions to our clients in the defense and national security sectors. Our mission is to support critical infrastructure with the highest standards ... of service and reliability. We're looking for a skilled System Administrator to join our team and help maintain, troubleshoot, and optimize a wide variety of IT… more
    CACI International (11/19/25)
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  • System Security Engineer

    Guidehouse (Bethesda, MD)
    **Job Family** **:** IT Cyber Security **Travel Required** **:** Up to 25% **Clearance Required** **:** Ability to Obtain Public Trust **What You Will Do** **:** **. ... + Document and maintain the SA&A lifecycle workflow, integrating security into the system development lifecycle per NIST SP...+ Cloud Hosting (AWS, Azure, Google) + On-premise Hosting ( Windows and Linux platforms) + Microsoft 365 Tenant +… more
    Guidehouse (11/19/25)
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  • Lead System Security Engineer

    Guidehouse (Bethesda, MD)
    …**4. Process Maturity** + Document and maintain the SA&A lifecycle workflow, integrating security into the system development lifecycle per NIST SP 800-37. + Guide ... cybersecurity responsibilities for each FISMA system. **6. Review** + Conduct security control assessments through an independent (firewalled) team. + Perform… more
    Guidehouse (11/19/25)
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  • JAMF Admin/Engineer

    Leidos (Rockville, MD)
    …Mod Health IT division is seeking a skilled and collaborative Platform System Administrator and Engineer to support a federal agency's extensive macOS and Windows ... for managing and optimizing Apple macOS devices through JAMF Pro and Microsoft Windows devices via Microsoft Intune and Azure. The ideal candidate will excel in… more
    Leidos (12/07/25)
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  • Systems Engineer, Senior

    BOOZ, ALLEN & HAMILTON, INC. (Fort Meade, MD)
    …use your technical expertise in support of cyberspace operations? As a Systems Administrator , you'll have the chance to build your expertise and solve technical ... solutions in support of our warfighters. As a Systems Administrator on our team, you'll establish and manage networks...direction, and mentor and supervise team members. You'll support Windows and Linux systems engineering efforts in system design… more
    BOOZ, ALLEN & HAMILTON, INC. (12/07/25)
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  • Endpoint Engineering Task Lead

    Leidos (Rockville, MD)
    …Azure, Exchange Online, Teams, and related collaboration services. + Manage Windows and macOS endpoint engineering, including device lifecycle management, patching, ... imaging, compliance baselines, and security configuration. + Oversee mobile device management (MDM) platforms (eg, Intune, JAMF) and establish secure mobility… more
    Leidos (12/07/25)
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