• Sr. Systems Engineer

    TekSynap (Honolulu, HI)
    …Certification) + Security+ SSCP (System Security Certified Practitioner + Professional Systems Certification (eg, MCSA, Linux , etc) **Overview** We are ... + Collaborate with other operations departments to design approved infrastructure + Serve as the escalation contact during large...contact during large outages for Tier 2 and 3 systems . + Author systems Engineering Design Packages… more
    TekSynap (12/20/25)
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  • Systems Engineer, Integration and Test Sr…

    Lockheed Martin (Fort Worth, TX)
    …* Technical Experience/Background Experience with developing system * Experience with Linux Operating Systems \. * Experience with Open System Architecture ... **Description:** You will be the Systems Engineer, Integration and Test Sr for the...Test \(SI&T\) team which is responsible for delivering technical infrastructure support that enables hardware and software integration in… more
    Lockheed Martin (11/26/25)
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  • Principal System Administrator

    RTX Corporation (Tucson, AZ)
    …and maintenance of systems hardware and software related to a Linux /Windows infrastructure for classified programs. Duties include, but are not limited ... US citizens are eligible for a security clearance. + Must have Windows or Linux experience systems administration experience. + Experience in one of the… more
    RTX Corporation (12/29/25)
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  • Information Systems Security Officer (ISSO)…

    V2X (Springfield, VA)
    …the globe, V2X builds smart solutions designed to integrate physical and digital infrastructure from base to battlefield. We bring 120 years of successful mission ... respect, responsibility, and professionalism. We are hiring a Information Systems Security Officer (ISSO) - active TS/SCI clearance to...to be onsite. The position requires an active Top Secret /SCI clearance and the ability to obtain and maintain… more
    V2X (12/04/25)
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  • Training Systems Simulation Admin / F-35A…

    Lockheed Martin (Orlando, FL)
    …customer requirements\. * Candidate must be able to obtain and maintain a Secret level security clearance and Special Access Program \(SAP\) access\. Deployment and ... strategic access to Eastern Europe and beyond\. With state\-of\-the\-art infrastructure and highly trained personnel, the base supports military operations,… more
    Lockheed Martin (12/20/25)
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  • Lab Manager III

    ARSIEM (Arlington, VA)
    …of our Government clients in Arlington, VA. Responsibilities + Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux (RHEL) ... . + Perform large-scale configuration management and deployment across Windows, macOS, Linux /Unix, and other operating systems and virtual environments to… more
    ARSIEM (11/12/25)
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  • Splunk Admin (Lab Manger)

    Nightwing (Arlington, VA)
    …business continuity of the customer mission. **Responsibilities** : - Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux (RHEL) ... - Perform large scale configuration management and deployment across Windows, MacOS, Linux /Unix, and other operating systems and virtual environments to support… more
    Nightwing (10/23/25)
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  • Principal System Administrator

    RTX Corporation (Mckinney, TX)
    …technology solutions to prevent security threats, protect the integrity of our systems and support RTX's IT infrastructure around the world. **Principal ... as only US citizens are eligible for a security clearance​ **Security Clearance:** Secret - Current At Raytheon, the foundation of everything we do is rooted… more
    RTX Corporation (01/10/26)
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  • Classified Systems Administrator

    KBR (Huntsville, AL)
    …virtualization infrastructure + Install, configure, upgrade, and maintain data systems and operating environments including Windows, Linux , VMware, and SQL ... Title: Classified Systems Administrator KBR - Delivering Solutions, Changing the...desktops, zero clients, storage devices, network gear, and virtualization infrastructure while ensuring system availability, data integrity, and compliance… more
    KBR (12/16/25)
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  • Principal Systems Engineer - active TS/SCI…

    V2X (Suitland, MD)
    …the globe, V2X builds smart solutions designed to integrate physical and digital infrastructure from base to battlefield. We bring 120 years of successful mission ... respect, responsibility, and professionalism. We are hiring a Principal Systems Engineer - active TS/SCI clearance to support our...to be onsite. The position requires an active Top Secret /SCI clearance and the ability to obtain and maintain… more
    V2X (11/15/25)
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