• Senior Specialist, Systems Engineer

    L3Harris (Waco, TX)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Senior Specialist, Systems Engineer Job Code: 32074 Job Location: ... Essential Functions: + Developing aircraft system requirements: Concept of Operations (ConOps), system specifications, component specifications, and system schematics.… more
    L3Harris (01/06/26)
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  • Senior Property Administrator

    RTX Corporation (Largo, FL)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** DoD Clearance: Secret...rapidly evolving global market. We are looking for a ** Senior Property Administrator** to serve as a key subject… more
    RTX Corporation (01/03/26)
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  • Senior Systems Analyst

    Houston Forensic Science Center, Inc (Houston, TX)
    Job Descriptions: POSITION SUMMARY The Senior IT Systems Analyst will play a critical role in the operation, maintenance, and optimization of the organization's ... external users. While the role may contribute to broader IT systems, network operations and reliability remain the core focus. Key responsibilities include, but are… more
    Houston Forensic Science Center, Inc (01/03/26)
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  • Systems Interoperability Tester, Senior

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **Systems Interoperability Tester, Senior ** **Category:** Architecture **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2138 **Employment ... for a Systems Interoperability Tester within our Intel sector advancing the national security mission through cutting edge technology. You must have a passion for… more
    CGI Technologies and Solutions, Inc. (12/30/25)
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  • Senior Linux Administrator

    Leidos (Fort Belvoir, VA)
    **Description** The DTRA program at Leidos is seeking a ** Senior Linux Administrator** in Fort Belvoir, VA to support the DTRA I3TS Infrastructure Services team to ... years, or STEM Masters degree with 6+ years of experience in IT operations working with Linux servers and Virtualization. Additional, specific years of experience… more
    Leidos (12/30/25)
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  • ADGE Senior Mechanical Engineer (On-Site)

    RTX Corporation (Tewksbury, MA)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Secret...interconnects. We are currently seeking a motivated and driven Senior Mechanical Engineer to join our Ground Equipment Design… more
    RTX Corporation (12/24/25)
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  • Senior Engineer, Systems Engineering

    Intercontinental Exchange (ICE) (Atlanta, GA)
    …Develop automation scripts and tooling using Python, Shell, and Ansible to streamline operations and enforce security controls. + Integrate Vault with identity ... Overview **Job Summary** We are seeking a Senior Systems Engineer to lead the evolution of...and related services across our on-premises infrastructure, ensuring scalability, security , and reliability. You'll collaborate with security ,… more
    Intercontinental Exchange (ICE) (12/23/25)
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  • Senior Unix Engineer

    Leidos (Washington, DC)
    …Digital Modernization Sector at Leidos currently has an opening for a Senior Unix Engineer to provide systems engineering, administration, and operational support ... + Manage system performance, monitoring, backups, and troubleshooting. + Ensure system security by configuring to CIS recommended baselines and applying patches and… more
    Leidos (12/19/25)
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  • Senior Specialist, Project Engineering…

    L3Harris (Wilmington, MA)
    …space, air, land, sea and cyber domains in the interest of national security . Job Title: Senior Specialist, Project Engineering (Project Management) Job Code: ... + Must be able to get a program SAP security clearance Qualifications: + Bachelor's Degree and minimum 6...with program pursuit and proposal activities + Experience with operations and/or manufacturing activities + Experience in Root Cause… more
    L3Harris (12/18/25)
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  • Senior Mainframe Developer

    GovCIO (Trenton, NJ)
    **Overview** GovCIO is currently hiring for Senior Mainframe Developer to perform maintenance, remediation's, and updates to mission critical applications used to ... support the DCSA background investigation processes. Provide architecture, development and cyber security support for the High Value Assets (HVAs) that make up the… more
    GovCIO (12/17/25)
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