• Principal Cyber Threat Hunter

    Leidos (Adelphi, MD)
    …Leveraging a deep knowledge of the threat landscape, the Principal Cyber Threat Hunter will enhance our cybersecurity posture, implement advanced ... detection and response capabilities. + Develop and deliver cybersecurity training for the threat hunting team, network defense team, and other relevant staff… more
    Leidos (11/21/25)
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  • Cyber Threat Hunter

    CACI International (Springfield, VA)
    Cyber Threat Hunter Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of ... * * **The Opportunity:** CACI is seeking a Cyber Threat Hunter to join our team in...by providing recommendations based on findings to improve the cybersecurity posture of the organization. **Responsibilities:** + Proactively search… more
    CACI International (10/09/25)
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  • Lead Web App Pen Tester

    CoStar Realty Information, Inc. (Arlington, VA)
    …applications during design, development, and production. The candidate will utilize threat modeling, white box application security analysis, and grey box ... not for profit university or college (preferably in Computer Science/ Cybersecurity ) + A track record of commitment to prior.../ Experienced (OSEP) + Hack the Box Bug Bounty Hunter (CBBH) / Web Exploitation Expert (CWEE) + Hack… more
    CoStar Realty Information, Inc. (10/03/25)
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  • Senior Regional Sales Manager (Mid Atlantic field…

    Proficio, Inc. (Washington, DC)
    …changing threat landscape. The difficulty of hiring and retaining cybersecurity professionals are widely understood. Our prospective clients are also challenged ... with specific penetration plans for each prospective entity + Be a " hunter ", utilize and maintain existing professional network to generate new business… more
    Proficio, Inc. (09/13/25)
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