• Principal Linux Systems

    Northrop Grumman (Linthicum Heights, MD)
    …your career. Northrop Grumman Classified Solutions is seeking a well-qualified **Linux Systems Administrator ** to join its dynamic team of technical ... include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively at… more
    Northrop Grumman (05/21/25)
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  • Senior Systems Administrator

    Leidos (Laurel, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Systems Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics ... learn more about how this program "Delivers Mission Success!" Seeking a motivated systems Administrator to provide support for mission operations support of… more
    Leidos (06/03/25)
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  • Systems Administrator (IT Program…

    Nightwing (Annapolis Junction, MD)
    …defense, civil, and commercial markets. Nightwing is seeking an experienced Linux Systems Administrator with a proven ability supporting classified program ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (06/24/25)
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  • 306 - Senior Systems Administrator

    ARSIEM (Laurel, MD)
    …impact on every client you work with. ARSIEM is looking for a Senior Systems Administrator to provide Systems Administration support for mission operations ... Support the Cyber Range and Lab environments by providing systems administration and automation in support of operator training,...Python + Bash Scripting + PowerShell + Terraform + Splunk ​ The ARSIEM pay range for this job level… more
    ARSIEM (06/06/25)
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  • Microsoft Architect/ Systems

    ASM Research, An Accenture Federal Services Company (Fort Meade, MD)
    …Technologies (ie Nutanix AHV, VMWare. + Cloud Technologies (AWS/AZURE). + Systems Engineering/Architecture. + System Security Configuration / Patching Knowledge. ... and coordinating work across development teams. Considered an expert in web and system development. Acts as a representative of the company and project in customer… more
    ASM Research, An Accenture Federal Services Company (07/09/25)
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  • Firewall Administrator & InfoSec Engineer…

    Lockheed Martin (Bethesda, MD)
    …, such as Git * Experience with security information and event management \(SIEM\) systems , such as Splunk or ELK * Experience with security engineering design ... Security \(CIS\) organization at Lockheed Martin \(LM\) protects company assets and systems from cyber threats by developing and implementing a robust security… more
    Lockheed Martin (07/16/25)
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  • System Engineer (TS/SCI)- Senior or Mid…

    Vexterra Group (Bethesda, MD)
    …to Microsoft Certified Solutions Expert (MCSE) Certification or MCSA (Microsoft Certified System Administrator ) + Experience with SAN or network storage setup ... Job Description: Vexterra is looking to fill a Windows Systems Engineer and Administrator position within the Analysis Solutions Division (ASD) to support the… more
    Vexterra Group (07/15/25)
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  • Sccm/MCM Systems Engineer - TS/SCI w/Poly

    General Dynamics Information Technology (Annapolis, MD)
    …Polygraph **Public Trust/Other Required:** None **Job Family:** Systems Engineering **Skills:** Microsoft Endpoint Configuration Manager,Microsoft Windows,Operating ... of related experience **US Citizenship Required:** Yes **Job Description:** SCCM/MCM Systems Engineer Deliver simple solutions to complex problems as a SCCM/MCM… more
    General Dynamics Information Technology (05/19/25)
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  • DevOps Systems Engineer-TS/SCI with Poly

    CACI International (Annapolis Junction, MD)
    …customers on escalated issues + Configure and optimize UNIX and Windows operating systems + Implement enhancements to improve system reliability and performance ... scope, type and complexity is required. + Bachelor's degree in System Engineering, Computer Science, Information Systems , Engineering Science, Engineering… more
    CACI International (05/13/25)
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