• 335 - Operational Systems Integrator 3

    ARSIEM (Fort Meade, MD)
    …McAfee, and UAM. + Strong Windows experience Preferred Qualifications + Experience with Linux Systems Administration + Experience deploying and maintaining ... IAT-I certification, such as: A+CE, CCNA-Security, CND, Network+CE, SSCP + Systems administration including installing, configuring, and maintaining bare metal… more
    ARSIEM (10/22/25)
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  • Senior Systems Administrator

    CACI International (Fort Meade, MD)
    …scans, create vulnerability and compliance scans, upgrade audits and plugins files. + Linux - Moderate systems administration knowledge to include installing ... Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel...in the resolution process + Configure and manage primarily Linux /Unix (or other applicable) operating systems and… more
    CACI International (12/02/25)
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  • System Engineer ( TS /SCI)- Senior or Mid…

    Vexterra Group (Bethesda, MD)
    …+ Experience with hardening Windows environments + Significant experience with system administration of server operating systems such as Microsoft Server (2012 ... Azure cloud services and the cloud ecosystem. + Experience operating and maintaining systems in a Linux environment + Certification relating to Microsoft… more
    Vexterra Group (10/14/25)
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  • Systems Integration Engineer

    Amentum (Hanover, MD)
    …implement solutions and/or troubleshoot problems **Requirements:** * Expert experience with Linux operating systems (eg, Rocky, RHEL) * Experience integrating ... Security, & Intel space? If so, look no further. Amentum is seeking a ** Systems Integration Engineer** to join our team of passionate individuals in **Hanover, MD**… more
    Amentum (11/20/25)
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  • Splunk Engineer - Active TS /SCI Required

    ENS Solutions (College Park, MD)
    …in a Splunk environment + Experience with Splunk performing systems administration , including performing installation, configuration, monitoring system ... up alerts and notifications + Familiarity with DoD Risk Management Framework + Top Secret /SCI clearance with the ability to obtain a Counter-Intelligence… more
    ENS Solutions (12/27/25)
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  • ForeScout Engineer - Active TS /SCI with CI…

    ENS Solutions (College Park, MD)
    …daily maintenance of Forescout CounterACT appliances + 5+ years of experience performing systems administration for Windows or Linux , including performing ... for customers using knowledge network engineering, Active Directory, and system administration . In this role, you'll closely impact mission success, protecting data… more
    ENS Solutions (12/06/25)
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  • Senior Unix System Administrator

    SMX (Patuxent River, MD)
    …Data Center (PRDC). This individual will work alongside a team of UNIX/ Linux Systems Administrators responsible for maintaining the integrity, availability, and ... security of mission-critical systems across Department of Defense (DoD) networks. The Senior...Must be able to obtain and maintain a DoD Top Secret clearance; Interim Secret more
    SMX (12/04/25)
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  • Cyber Asset Attack Surface Management Deployment…

    ENS Solutions (College Park, MD)
    …COTS solutions for hybrid cloud environments + 3+ years of experience performing systems administration in Windows, Linux , or VMware environments, including ... and manage CAASM solution deployment in accordance with the systems engineering lifecycle (SELC). Monitor, design, and onboard new...APIs with their usage for data integration + Active TS /SCI clearance; willingness to take a polygraph exam +… more
    ENS Solutions (12/13/25)
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  • Senior System Integrator Engineer ( TS

    Vexterra Group (Bethesda, MD)
    …and O&M team members on the following key tasks: DUTIES * Perform Linux builds, installs, configuration, administration , and troubleshooting of both Linux ... Vexterra Group is currently searching for a Senior Systems Integrator Engineer to provide the following ...can work on their own * Expertise in configuration, administration , and troubleshooting of Linux (RHEL/CentOS, Ubuntu)… more
    Vexterra Group (10/14/25)
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  • Endace Platform Engineer - Active TS /SCI…

    ENS Solutions (College Park, MD)
    …network forensics, deep packet inspection, and PCAP workflows. + Proficiency in Linux administration and scripting (Python, Bash, PowerShell). + Experience ... strategies. This role owns the end-to-end lifecycle for Endace systems -including design, installation, configuration, maintenance, and long-term optimization-while integrating… more
    ENS Solutions (12/13/25)
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