• Security Engineer

    Leidos (Chantilly, VA)
    …could impact mission-critical systems. + Perform threat detection, identification, and incident response activities to safeguard net-centric capabilities and ... in defensive security engineering, including data protection, network defense, and incident response . + Demonstrated ability to conduct web application… more
    Leidos (05/24/25)
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  • Information Systems Security Engineer

    Nightwing (Virginia Beach, VA)
    …Security Plans (SSP), Plan of Action and Milestone (POAM), Contingency Plan, Incident Response Plan, Configuration Management Plan for all customer enclaves ... markets. Information Systems Security Engineer The Information Systems Security Engineer (ISSE) is responsible for ensuring the cybersecurity architecture,… more
    Nightwing (08/09/25)
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  • Information Systems Security Engineer

    KBR (Arlington, VA)
    …cloud console and cyber-security mechanisms, and STIG/SCAP compliance checker. * Execute incident response as necessary. * Provide detailed analysis, evaluation, ... Title: Information Systems Security Engineer Belong. Connect. Grow. with KBR! KBR's National...engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. + Collaborative Environment: Be part of a… more
    KBR (06/14/25)
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  • Information Systems Security Engineer

    CACI International (Chantilly, VA)
    …results and collaborate with IT teams to remediate identified security gaps. + Incident Response and Threat Mitigation: Develop and implement incident ... Information Systems Security Engineer Job Category: Information Technology Time Type: Full...and availability of sensitive information. Working closely with the cybersecurity team and IT staff, you will play a… more
    CACI International (08/08/25)
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  • Security Engineer

    ManTech (Herndon, VA)
    …air-gapped cloud environments. + Knowledge of system/network security principles and incident response practices. + Experience supporting the Intelligence ... ManTech seeks a motivated, career and customer-oriented **Security Engineer ** to join our team in **Herndon, VA.** The **Security Engineer ** will design,… more
    ManTech (08/08/25)
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  • Security Engineer

    ManTech (Herndon, VA)
    …air-gapped Cloud environments + Knowledge of system/network security principles and incident response practices + Experience supporting the Intelligence ... ManTech seeks a motivated, career and customer-oriented **Security Engineer ** to join our team in **Herndon, VA.** We are searching for a highly skilled **Security … more
    ManTech (08/08/25)
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  • Cloud Engineer /Architect - Top Secret…

    NANA Regional Corporation (Alexandria, VA)
    …environment. + Support DoD OIG with daily threat monitoring and analysis, incident response , vulnerability management and other activities focused on monitoring, ... must be in accordance with applicable federal law, DoD cybersecurity policy, and NIST standards. + Provide cybersecurity... cybersecurity policy, and NIST standards. + Provide cybersecurity expertise to support DoD OIG with the design,… more
    NANA Regional Corporation (06/27/25)
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  • Cyber Threat Intelligence Engineer

    CACI International (Springfield, VA)
    …reports to provide actionable cyber intelligence to support incident response , vulnerability management, and other cybersecurity initiatives. * Monitor and ... Cyber Threat Intelligence Engineer Job Category: Information Technology Time Type: Full...maintain threat profiles and reports to enhance detection and response capabilities. * Continuously update and refine existing threat… more
    CACI International (06/27/25)
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  • Sr. Network Security Engineer - US…

    CGI Technologies and Solutions, Inc. (Fairfax, VA)
    …and other security appliances to safeguard network perimeters. * Lead incident response activities, including investigation, containment, eradication and ... **Sr. Network Security Engineer - US Citizenship Required** **Category:** Cyber Security...you will play a crucial role in supporting our cybersecurity operations by leveraging a variety of industry-leading tools… more
    CGI Technologies and Solutions, Inc. (06/05/25)
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  • Lead Network Engineer - Palo Alto Firewalls

    CoStar Realty Information, Inc. (Arlington, VA)
    …security threats, connectivity issues, and misconfigurations. + Lead or support incident response efforts during security breaches, including forensic analysis, ... Lead Network Engineer - Palo Alto Firewalls Job Description **Overview** CoStar...align with security and business requirements. + Troubleshooting and Incident Response : Proficiency in diagnosing and resolving… more
    CoStar Realty Information, Inc. (06/19/25)
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