• Senior Information System Security

    Leidos (Alexandria, VA)
    …The Digital Modernization Sector at Leidos is seeking a dynamic **Information Systems Security Engineer (ISSE)** to support cloud modernization ... and decision intelligence. We're the minds behind the mission-critical systems that keep our nation secure. **Ready to ...AWS Certified Security - Specialty, or Azure Security Engineer required. + Excellent facilitation, communication,… more
    Leidos (10/18/25)
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  • Information Systems Security

    CACI International (Chantilly, VA)
    Information Systems Security Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: ... * * * **The Opportunity:** As a SIPR Information Systems Security Engineer , you will...Other relevant cybersecurity certifications like Certified Information Systems Security Professional (CISSP), or Certified Information… more
    CACI International (09/30/25)
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  • Sr Staff Software Engineer

    Palo Alto Networks (Santa Clara, CA)
    …At Palo Alto Networks(R) everything starts and ends with our mission: Being the cybersecurity partner of choice, protecting our digital way of life. Our vision is a ... who are as committed to shaping the future of cybersecurity as we are. **Who We Are** We take...part of the team that develops the Intrusion Prevention System to power the Palo Alto Networks next generation… more
    Palo Alto Networks (08/11/25)
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  • Information Systems Security

    Watershed Security (Philadelphia, PA)
    … and Government Contracting experiencing. Watershed is looking for a Journeyman Information Systems Security Engineer (ISSE) to support the Naval Surface ... required security changes and ensure compliance with established security policies and standards. + Conduct comprehensive cybersecurity vulnerability… more
    Watershed Security (10/03/25)
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  • Security Engineer

    Imagine One Technology & Management (Dahlgren, VA)
    …or other Navy afloat tactical combat systems . + Understanding of computer security , military system specifications, DoD Cybersecurity policies for both ... , intelligence and information technology policy gaps for combat systems . 2. cybersecurity system engineering...** Security Requirements:** + Active DoD Top Secret security clearance 1. One (1) engineer will… more
    Imagine One Technology & Management (09/24/25)
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  • Senior Cyber Engineer -Information…

    RTX Corporation (Aurora, CO)
    …to join the Cyber Security Engineering team for a **Senior Cyber Engineer -Information Systems Security Officer (ISSO) - P3** position supporting the ... and Security Content Automation Protocol (SCAP) + Experience with network and system security administration, including operating system security more
    RTX Corporation (10/09/25)
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  • Systems Security Engineer II

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …about creating and managing for highly complex systems ? Join our team! As a Systems Security Engineer II, you will be using your skills and expertise ... information systems , network, environments, and capabilities + Manage and engineer cybersecurity capabilities at SNC including cybersecurity network… more
    Sierra Nevada Company, LLC (09/10/25)
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  • Senior Defensive Security Engineer

    Silvus Technologies (Los Angeles, CA)
    …Minimum 5 years in cybersecurity , with at least 2 years in defensive security roles focused on Linux-based systems . + Expertise in Linux network security ... pathway to a fulfilling career._ THE OPPORTUNITY Silvus is seeking a **_Senior Defensive Security Engineer - Embedded Systems_** who will report to the Director… more
    Silvus Technologies (10/07/25)
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  • Information Systems Security

    Amentum (Chantilly, VA)
    …& Intel space? If so, look no further. Amentum is seeking a **Principal Information System Security Engineer ** to join our team of passionate individuals in ... are seeking a highly skilled and experienced Principal Information System Security Engineer to join...of information security across our applications and systems . **Responsibilities:** + Oversee cybersecurity measures for… more
    Amentum (08/19/25)
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  • Information Systems Security

    CAE USA INC (Tampa, FL)
    …professional development, advancement and having fun! Summary CAE is seeking an Information System Security Engineer (ISSE) for providing technical expertise ... for the Authorization Event. + Understands and helps define system architecture. + Understands the security requirements...the Risk Management Framework, NIST SP 800-53 Rev. 5 Security and Privacy Controls for Federal Information Systems more
    CAE USA INC (09/12/25)
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