• Senior Linux Systems Administrator

    Leidos (Annapolis Junction, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... a new and exciting opportunity for a **Senior Linux Systems Administrator** in our **National Security Sector's (NSS) Cyber...new and better data sources and tradecraft to answer intelligence questions. With a focus on collaboration and a… more
    Leidos (05/14/25)
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  • Information Security Systems Engineer

    Leidos (Columbia, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... **Leidos** has a new and exciting opportunity for a **Sr. Information Systems Security Engineer** in our **National Security Sector's (NSS) Cyber & Analytics… more
    Leidos (04/29/25)
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  • Principal Systems Engineer

    Leidos (Fort Meade, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... make a difference in National** **Security!** **Job Summary** As a Principal Systems Engineer, you will be responsible for designing, implementing, and maintaining… more
    Leidos (06/10/25)
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  • Site Systems Engineers

    Leidos (Annapolis Junction, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... **Description** **Leidos** frequently has exciting opportunities for ** Systems Engineers** in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (04/19/25)
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  • Principal Information Systems Security…

    Leidos (Annapolis Junction, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... **Leidos** has a new and exciting opportunity for a **Principal Information Systems Security Officer (ISSO)** in our **National Security Sector's (NSS) Cyber &… more
    Leidos (06/05/25)
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  • Offensive Cyberspace Operations Planner

    BOOZ, ALLEN & HAMILTON, INC. (Annapolis Junction, MD)
    …cryptologic operations as a Cyberspace Operations Mission Management Coordi nato r, including signals intelligence ( SIGINT ) processing, exploitation, and ... Data Flow and Cyber Infrastructure and maintain operational dataflow on cryptologic systems in service and joint platforms. Provide SME support to Offensive… more
    BOOZ, ALLEN & HAMILTON, INC. (07/07/25)
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  • Sr. ISSE TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... Experience with classified IC dissemination platforms, information sharing rules, and Intelligence Community Markings System Register and Manual Standards. You must… more
    Leidos (05/17/25)
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  • Senior Software Engineer (Engineer Software 3)

    Huntington Ingalls Industries (Hanover, MD)
    … Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems . HII works within our nation's intelligence and cyber operations communities ... a variety of engineering disciplines: control theory, software development, signal /video processing, pattern recognition, machine learning, artificial intelligence… more
    Huntington Ingalls Industries (05/21/25)
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  • IT Enterprise Architecture Modeler

    Leidos (Bethesda, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... + Active TS/SCI security clearance with polygraph + BS degree in Systems Engineering, Computer Science, Information Technology, or related field (MS preferred); and… more
    Leidos (07/09/25)
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  • Senior Network Engineer

    Leidos (Annapolis Junction, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... boundaries to find new and better data sources and tradecraft to answer intelligence questions. With a focus on collaboration and a fast-paced environment, our… more
    Leidos (05/13/25)
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