• Principal Cyber Security

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role supports ... alongside cyber experts to develop solutions that enhance network compliance and security posture across DoD systems. **Responsibilities include but are not limited… more
    ManTech (12/13/25)
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  • Senior Principal Cyber Security

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role ... **Responsibilities include but are not limited to:** + You will engineer , design, implement, integrate, and sustain Comply-to-Connect (C2C) deployment support to… more
    ManTech (12/13/25)
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  • Principal Information Security

    Mastercard (O'Fallon, MO)
    …people, businesses and governments realize their greatest potential._ **Title and Summary** Principal Information Security Engineer ( Security Product ... a sustainable world that unlocks priceless possibilities for all. Overview: The Security Threat & Response Management (STRM) program within Mastercard's Corporate … more
    Mastercard (10/23/25)
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  • Senior Principal Systems Security

    RTX Corporation (Marlborough, MA)
    …create a safer, more secure world. **Job Summary** Raytheon is seeking a **Senior Principal Systems Security Engineer (Program Protection / Anti-Tamper) - ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (10/21/25)
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  • Principal Offensive Security

    Autodesk (Augusta, ME)
    …looking for someone who can help keep our innovations secure. **Autodesk is hiring a Principal Offensive Security Engineer ** to join our journey. In this ... role, you'll bring your offensive security expertise to a team of passionate technologists. You'll...to a team of passionate technologists. You'll uncover critical security improvements in our products and identify creative ways… more
    Autodesk (09/27/25)
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  • Principal Information Systems…

    City and County of San Francisco (San Francisco, CA)
    …components that integrate these systems together as an enterprise networking backbone. The 1044 Principal Security Engineer is the highest level in the ... the minimum qualifications. Application Deadline: Continuous How to Apply: Applications for Principal Information Systems Engineer - Security Specialty are… more
    City and County of San Francisco (11/07/25)
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  • Principal Reliability Engineer

    The Hartford (Hartford, CT)
    Principal Security Engineer - IS06BE We're determined to make a difference and are proud to be an insurance company that goes well beyond coverages and ... as we help shape the future. The Hartford's Information Security team (THIP) is seeking an experienced and highly...all critical incidents within the THIP portfolio. ​ The Principal Reliability Engineer will have end-to-end accountability… more
    The Hartford (10/23/25)
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  • Principal / Senior Principal

    Northrop Grumman (Baltimore, MD)
    …the best work of your career. We are looking for a Principal / Senior Principal Embedded Systems Security Engineer to join our team in Baltimore, MD. ... to obtain Special Program Access. This position can be filled as a Principal Embedded Systems Security Engineer or a Senior Principal Embedded Systems … more
    Northrop Grumman (12/13/25)
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  • Sr. Principal Embedded Security

    RTX Corporation (Tucson, AZ)
    …Raytheon Software Security Sensors and Effectors Department is looking for a Sr. Principal Embedded Security Software Engineer in Tucson, AZ. Our mission ... position is a fulltime onsite role in Tucson AZ.** + As a Sr. Principal System Security software engineer , you will be involved with software and firmware… more
    RTX Corporation (12/12/25)
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  • Principal Software Engineer

    Microsoft Corporation (Redmond, WA)
    **Overview** We are seeking a hands-on ** Principal Software Engineer ** ( Security ) with deep expertise in artificial intelligence security to take the ... engineering, grounding techniques, when fine-tuning models is needed). While browser security domain knowledge is desirable, experience and expertise of AI… more
    Microsoft Corporation (12/14/25)
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