• ISSO/Systems Security Engineer

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    …strong background in computer networking concepts and protocols, as well as network security methodologies. The ISSO/Systems Security Engineer will be ... **Overview** ISSO/SYSTEMS SECURITY ENGINEER Bowhead is seeking a skilled full-time ISSO/Systems...and vulnerabilities. + Knowledge of specific operational impacts of cybersecurity lapses. + Knowledge of host/ network access… more
    UIC Government Services and the Bowhead Family of Companies (08/29/25)
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  • Senior Information Security Engineer - Red…

    Lumen (Richmond, VA)
    …The engineer will assist as applicable to perform Adversarial Cybersecurity Emulation (ACE) exercises designed to emulate real world attacks including those ... world and shape the future. **The Role** The Senior Information Security Engineer within Product and Platform Security is primarily responsible for identifying and… more
    Lumen (09/17/25)
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  • Cyber Security Engineer

    General Dynamics Information Technology (Falls Church, VA)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** CYBERSECURITY ENGINEER Advance your career while impacting our national ... security in cyber as a Cybersecurity Engineer at GDIT. Here, technologists have...defense enterprise. + Leverage your passion for Zero Trust network design to include Software Defined Networking, Network… more
    General Dynamics Information Technology (09/26/25)
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  • Sr. Security Engineer - Team Lead

    NTT America, Inc. (Merrifield, VA)
    …and forward-thinking organization, apply now. We are currently seeking a Sr. Security Engineer - Team Lead to join our team in Merrifield, Virginia (US-VA), United ... States (US). **Job Summary:** The Senior Security Engineer - Team Lead is responsible for directing and overseeing security engineering operations, guiding a team of… more
    NTT America, Inc. (09/27/25)
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  • Senior Information System Security Engineer

    ManTech (Chantilly, VA)
    …and Network Environment security requirements in accordance with applicable cybersecurity requirements. Design security architectures for use within the IS and ... a motivated, career and customer-oriented **Senior Information System Security Engineer (ISSE)** to join our team **in Chantilly, VA.**...Network Environment. Design and develop cybersecurity -enabled products… more
    ManTech (09/26/25)
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  • Senior Information System Security Engineer

    ManTech (Quantico, VA)
    …and Network Environment security requirements in accordance with applicable cybersecurity requirements. + Design security architectures for use within the IS and ... a motivated, career and customer-oriented **Senior Information System Security Engineer (ISSE)** to join our team in **Quantico, VA.**... Network Environment. Design and develop cybersecurity -enabled products… more
    ManTech (08/13/25)
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  • Information Systems Security Engineer

    KBR (Arlington, VA)
    Title: Information Systems Security Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. + Collaborative Environment: Be part of a dynamic team… more
    KBR (09/13/25)
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  • ​​Cyber Detection Engineer ​

    Leidos (Ashburn, VA)
    …cyber forensics. + Have 2+ years recent experience with host-based and network -based security monitoring using cybersecurity capabilities. + Must be experienced ... security violations. Leidos is seeking an experienced Cyber Detection Engineer to join our team. As a member of...+ CompTIA Cyber Security Analyst (CySA+) + CompTIA Linux Network Professional (CLNP) + CompTIA Pentest+ CompTIA Cybersecurity… more
    Leidos (08/15/25)
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  • Senior AI/ML Engineer - IT

    Tyto Athene (Reston, VA)
    …is multi-faceted. The successful candidate is a highly skilled and innovative AI/ML Engineer to transform our Network Operations Center (NOC) and Security ... events. + Engineer solutions to identify sophisticated cyber threats and network anomalies with high accuracy and low false positives. + Leverage and integrate… more
    Tyto Athene (09/06/25)
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  • Sr Security Engineer

    Arena Technical Resources, LLC (Falls Church, VA)
    …- Develop an understanding of, and implement, agency security policy in network security infrastructure devices. - Evaluate cybersecurity risks to ensure ... Sr Security Engineer Location: Falls Church, VA, US Job ID:...well-versed in designing, deploying, and maintaining enterprise-wide or large-scale network security systems. The ideal candidate will have a… more
    Arena Technical Resources, LLC (10/01/25)
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