• Principal SME Test and Evaluation (T&E)

    Alaka'ina Foundation Family of Companies (Fort Belvoir, VA)
    …with Intelligence , Surveillance, and Reconnaissance (ISR), Electronic Warfare (EW), and Signals Intelligence ( SIGINT ), and SOF Mission Planning and the ... Principal SME Test and Evaluation (T&E) Location VA..., Surveillance, and Reconnaissance (ISR), Electronic Warfare (EW), and Signals Intelligence ( SIGINT ), and SOF… more
    Alaka'ina Foundation Family of Companies (09/19/25)
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  • Principal Systems Engineer

    Leidos (Columbia, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... **Description** **Leidos** has a new and exciting opportunity for a ** Principal Systems Engineer** in our **National Security Sector's (NSS) Cyber & Analytics… more
    Leidos (11/13/25)
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  • Principal Elasticsearch Systems Engineer

    Leidos (Bethesda, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... **Description** **Leidos** has a new and exciting opportunity for a ** Principal ** **Elasticsearch Systems Engineer** in our **National Security Sector's (NSS) Cyber… more
    Leidos (10/30/25)
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  • Principal Systems Engineer

    Leidos (Aurora, CO)
    …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 Systems Engineer in our **National Security Sector's (NSS)...impactful results. Leidos is currently looking to add a Principal Systems Engineer (SE-3) to a growing task. The… more
    Leidos (10/09/25)
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  • Principal Test Engineer

    Leidos (Bethesda, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... **Description** **Leidos** has a new and exciting opportunity for a Principal Test Engineer in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (12/04/25)
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  • Principal Software Engineer - 25k Sign…

    Leidos (Aurora, CO)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... **Description** **Leidos** has a new and exciting opportunity for a ** Principal Software Enginee** r in our **National Security Sector's (NSS) Cyber & Analytics… more
    Leidos (12/03/25)
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  • Principal Endpoint Security Systems…

    Leidos (Bethesda, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... **Description** **Leidos** has a new and exciting opportunity a ** Principal Endpoint Security Systems Engineer** in our **National Security Sector's (NSS) Cyber &… more
    Leidos (11/28/25)
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  • Principal Software Engineer

    Leidos (Bethesda, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... **Description** **Leidos** has a new and exciting opportunity for a ** Principal Software Engineer** in our **National Security Sector's (NSS) Cyber & Analytics… more
    Leidos (11/19/25)
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  • Principal Full Stack Developer

    Leidos (Bethesda, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... **Description** **Leidos** has a new and exciting opportunity for a ** Principal ** **Full Stack Developer** in our **National Security Sector's (NSS) Cyber &… more
    Leidos (11/07/25)
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  • Principal Network Engineer

    Leidos (Bethesda, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... **Description** **Leidos** has a new and exciting opportunity for a ** Principal Network Engineer** in our **National Security Sector's (NSS) Cyber & Analytics… more
    Leidos (10/31/25)
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  • Principal Test Engineer

    Leidos (Bethesda, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... **Description** **Leidos** has a new and exciting opportunity for a Principal Test Engineer in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (10/31/25)
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  • Principal Technical Scrum Team PM (SPM)

    Leidos (Bethesda, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... **Description** ** Principal Technical Scrum Team PM (SPM)** **Leidos** has a new and exciting opportunity for a **Technical Scrum Team PM (SPM)** in our **National… more
    Leidos (09/27/25)
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  • Principal Java Developer

    Leidos (Bethesda, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... **Description** **Leidos** has a new and exciting opportunity for a ** Principal ** **Java Developer** in our **National Security Sector's (NSS) Cyber & Analytics… more
    Leidos (09/13/25)
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  • Principal ETL Developer

    Leidos (Bethesda, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... **Description** **Leidos** has a new and exciting opportunity for a ** Principal ETL** **Developer** in our **National Security Sector's (NSS) Cyber & Analytics… more
    Leidos (09/13/25)
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  • Principal DevOps Engineer

    Leidos (Bethesda, MD)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. ... At **Leidos** , we offer **competitive benefits** , including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support,… more
    Leidos (12/04/25)
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