• Lab Manager III

    ARSIEM (Arlington, VA)
    …is looking for a Technical Engagement Network (TEN) Lab Manager with experience in Linux , Splunk, and Ansible System Administration to support the design, ... in Arlington, VA. Responsibilities + Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise...and equipment in the lab environment. + Providing ongoing systems administration , technical support, upgrades, patching, and… more
    ARSIEM (11/12/25)
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  • IT Cloud Systems Engineer - TS/SCI…

    General Dynamics Information Technology (Bethesda, MD)
    …the demonstration capability and the final production system . + Experience with Linux /Unix systems administration . + Review and Maintain environments at ... + **Required Experience** : 10+ yrs + **Required Technical Skills:** + Linux /Unix systems administration + Cloud application (AWS/Azure) architecture… more
    General Dynamics Information Technology (12/26/25)
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  • ServiceNow Developer

    BAE Systems (Sterling, VA)
    …Engineer to join our visible technical program driving the Model Based Systems Engineering (MBSE) cloud platform that supports collection, management and analysis of ... suitable for AI applications. This program delivers engineering services for Linux and Windows cloud-based infrastructure as well as sophisticated enterprise… more
    BAE Systems (12/12/25)
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  • Information Systems Security Manager

    Kranze Technology Solutions, Inc (Des Plaines, IL)
    …Experience implementing and assessing systems using DISA STIGs for Windows and Linux operating system + Experience in implementing and monitoring technical, ... + Experience with Microsoft Intune, Azure, Active Directory, Group Policy, and System Administration + Experience with submitting and managing accreditation… more
    Kranze Technology Solutions, Inc (12/18/25)
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  • Scientific Systems Engineer

    SAIC (Silver Spring, MD)
    …Perform software application maintenance on scientific workstations across multiple operating systems (Windows, macOS and Linux environments). + Execute routine ... **Description** SAIC is seeking a Scientific Systems Engineer to support FDA operations. This role provides critical scientific computing support to FDA scientists… more
    SAIC (01/13/26)
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  • Senior Information Systems Engineer…

    RTX Corporation (El Segundo, CA)
    …or Mathematics (STEM) + Minimum five (5) years of **relevant** experience with systems administration of ** Linux , Networking, and/or Windows** (in desktop ... Equipment** (TE) + Support Flight Test capabilities and processes for Raytheon test systems + Develop Cybersecurity compliant TE ( Linux , IOS, Windows) + Install… more
    RTX Corporation (10/26/25)
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  • Mid-Senior Network Engineer

    Infinity Systems Engineering (Alexandria, VA)
    …+ Configure, manage, secure, and troubleshoot Juniper and Cisco switches. + Perform systems administration on Windows and Linux platforms (updates, security, ... initiative, and experience supporting a mix of network and systems engineering and administration tasks. Key Responsibilities:...configuration (Cisco experience is a plus) + Proficient in Linux and Windows system administration more
    Infinity Systems Engineering (01/03/26)
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  • TS/SCI Systems Administrator

    Insight Global (Dayton, OH)
    …Active TS/SCI clearance Bachelor's Degree (STEM degree) 4+ years of experience with Systems Administration Experience working with Linux Operating Systems ... (RedHat Enterprise Linux (RHEL), CentOS or Rocky Linux ) Experience working with windows operating systems IAT II Certification (CASP+ or Sec+) Linux more
    Insight Global (01/09/26)
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  • Senior Information Systems Engineer…

    RTX Corporation (Andover, MA)
    …Mathematics (STEM) + Minimum five (5) years of relevant experience + Experience with systems administration of Linux , Networking, and/or Windows (in desktop ... RedHat Satellite Servers + Troubleshooting ability with all Microsoft Windows and Linux systems + Customer service and training skills, including oral… more
    RTX Corporation (12/12/25)
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  • Cyber Systems Administrator

    Serco (Albuquerque, NM)
    …team at **Kirtland Air Force Base in Albuquerque, New Mexico** . The Cyber System Administrator will operate and maintain systems within the DMOC Battlespace, ... between network participants + Installing, configuring, and maintaining computer hardware systems , peripherals, and VTC equipment. + Monitoring system more
    Serco (01/08/26)
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