• Information Systems Security Engineer

    Amentum (Fort Meade, MD)
    …Security, & Intel space? If so, look no further. Amentum is seeking a ** Principal Information Systems Security Engineer ** to join our team of passionate ... products and processes. **Responsibilities:** The **Senior Information Systems Security Engineer (ISSE)** shall deliver and lead threat -informed cybersecurity… more
    Amentum (10/23/25)
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  • Principal Software Engineer

    Cisco (San Jose, CA)
    …users, data, and applications-no matter where they reside. **Your Impact** As a Principal Software Engineer reporting directly to Senior Director of Engineering, ... AI Era:** Lead technical innovation for data security, using artificial intelligence and machine learning to address emerging threats and compliance requirements.… more
    Cisco (11/27/25)
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  • Principal Endpoint Security Systems…

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

    Chenega Corporation (Fort Belvoir, VA)
    Command, Control, Communications, and Battle Management (C3BM) Principal Systems Engineer Ft. Belvoir, VA Join our Talent Network Command, Control, ... Communications, and Battle Management (C3BM) Principal Systems Engineer Ft. Belvoir, VA Are...in your employer's core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place… more
    Chenega Corporation (09/14/25)
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  • Principal AI Engineer

    Microsoft Corporation (Redmond, WA)
    …and tackle the immense challenge of protecting millions of customers. We are looking for a Principal AI Engineer for our team. In this role, you will set the ... Security AI (MSECAI), building the next generation of Artificial Intelligence (AI)-native security products. In the 18 months since...product teams. What It Takes to Thrive as a Principal AI Engineer Here: - Model-literate and… more
    Microsoft Corporation (11/26/25)
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  • Principal Systems Engineer - RF…

    RTX Corporation (Tucson, AZ)
    …generation of innovative weapons systems and advanced AI/ML solutions. We're looking for ** Principal Systems Engineer - RF Signal and Sensor Modeling Engineers** ... needs of today's mission and stay ahead of tomorrow's threat . Our team solves tough, meaningful problems that create...team environment, and are eager to learn. As a ** Principal Systems Engineer - RF Signal and… more
    RTX Corporation (12/06/25)
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  • Principal Systems Engineer - BMD SME

    Chenega Corporation (Redstone Arsenal, AL)
    Principal Systems Engineer - BMD SME...in your employer's core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place ... Redstone Arsenal, AL Join our Talent Network Principal Systems Engineer - BMD SME Redstone Arsenal, AL Are you ready to enhance your skills and build your career… more
    Chenega Corporation (09/15/25)
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  • Principal Engineer Software (AI…

    Palo Alto Networks (Santa Clara, CA)
    …foundation of our mission to protect the digital future. We're seeking a world-class Principal Engineer to lead the evolution of AI-driven tools within our Cloud ... team. You will be the key architect of our strategy to embed intelligence into every stage of the developer lifecycle-from ideation and documentation to coding,… more
    Palo Alto Networks (12/12/25)
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  • Senior Principal Systems Engineer

    RTX Corporation (San Diego, CA)
    …a safer, more secure world. The RMD team is looking for a **Senior Principal Systems Engineer ** to support the Missile Defense Sensors (MDS) department. The ... and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat . Our team solves tough, meaningful problems that create… more
    RTX Corporation (10/22/25)
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  • Systems Engineer Principal

    General Dynamics Information Technology (Oxnard, CA)
    …Yes **Job Description:** Job Description **GDIT is actively seeking a Systems Engineer Principal to help support our MCSIL program.** **SECRET CLEARANCE ... allocation, and traceability and document the results.** **Performing and Validating Threat Analysis to develop EA techniques.** **Supporting system and subsystem… more
    General Dynamics Information Technology (10/14/25)
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