• Sr . Specialist Systems Engineering

    L3Harris (Greenville, TX)
    …land, sea and cyber domains in the interest of national security. Job Title: Sr . Specialist, Systems Engineer Job Number: 30979 Job Location: Greenville, TX ... system projects simultaneously + Ability to test and troubleshoot multiple operating systems (ie Windows , Linux, NETAPP) + Requires familiarity with engineering… more
    L3Harris (11/12/25)
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  • Senior Information Systems Engineer…

    RTX Corporation (Andover, MA)
    …or Mathematics (STEM) + Minimum five (5) years of prior relevant experience with systems administration of Windows or Linux Server Operating Systems within ... in AWS and Azure + Troubleshooting ability with all Microsoft Windows and Linux systems to quickly return system to operational status. + Customer service… more
    RTX Corporation (12/12/25)
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  • Senior ServiceNow Systems

    SAIC (Annapolis Junction, MD)
    …in the resolution process + Configure and manage UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, maintains ... support for implementation, troubleshooting and maintenance of Information Technology (IT) systems + Manage IT system infrastructure and any processes related to… more
    SAIC (11/06/25)
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  • Sr . Specialist, Automation…

    L3Harris (Melbourne, FL)
    …Test (SI&T). + 2+ years of automation experience. + 2+ years of Linux and Windows systems . + Security+ certification. + Top Secret or TS/SCI Clearance. Preferred ... domains in the interest of national security. Job Title: Sr . Specialist, Automation Integration & Test Engineer Job Code:...31917 Job Location: Melbourne, FL Job Description: L3Harris Space Systems Sector within the Space and Airborne Systems more
    L3Harris (12/10/25)
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  • Systems Administrator IV

    General Atomics (Durham, NC)
    …equipment + Install and maintain software applications on various Linux and Windows -based operating systems + Provide routine hardware and software support ... workstations, laptops and servers. + Demonstrated working knowledge of Linux and Windows operating systems . + Basic understanding of mail servers, Active… more
    General Atomics (12/11/25)
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  • Senior Systems Administrator, Level…

    Lockheed Martin (Dahlgren, VA)
    …MD\. The System Administrator \(SA\) is responsible for the day\-to\-day operations of Windows and Linux systems and hardware\. Duties may include setting up ... you\! The DARKWING Program is seeking a highly motivated Systems Administrator to join our team in La Plata,...Certification \(For Level 2, Sec\+ within 6 months\) * Windows Active Directory * Windows OS and/or… more
    Lockheed Martin (11/19/25)
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  • Sr . QA Engineer (SDET)

    ForeScout Technologies, Inc. (Dallas, TX)
    …from Client/Server to Web for a Network Access Control solution, running on both Windows and Linux systems . Develop and implement manual and automated test ... Sr . QA Engineer (SDET) Engineering Dallas, Texas Apply...tools such as JIRA. + Comfortable with various operating systems including Windows , Linux, and macOS. +… more
    ForeScout Technologies, Inc. (11/19/25)
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  • Senior Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    …and workstation support. + Experience with troubleshooting, patching, and support Linux, ESXi and Windows Systems . + Work as a team member in a fast-paced ... candidate is responsible for provisioning, installation/configuration, operation, and maintenance of systems hardware and software related to a Linux/ Windows more
    RTX Corporation (09/26/25)
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  • Senior Information Systems Engineer…

    RTX Corporation (Andover, MA)
    …test systems + Develop Cybersecurity compliant **TE** (Linux, IOS, Windows ) + Install software packages/updates to enhance operations and testing of production ... five (5) years of relevant experience + Experience with systems administration of Linux, Networking, and/or Windows ...with systems administration of Linux, Networking, and/or Windows (in desktop or server environments) + Experience with… more
    RTX Corporation (12/12/25)
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  • Sr Principal Cybersecurity Analyst/Network…

    Northrop Grumman (Chantilly, VA)
    …join our diverse team of engineers, system administrators, and operators as a Sr . Principal Cyber Systems Engineer professional in Chantilly, VA. The successful ... including but not limited to Standard Operating Procedures and VISIO diagrams. ** Senior Principal Cyber Systems Engineer Basic Qualifications:** + Must have… more
    Northrop Grumman (10/02/25)
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