• Principal Cyber Threat Hunter

    Leidos (Adelphi, MD)
    …networks. Leveraging a deep knowledge of the threat landscape, the Principal Cyber Threat Hunter will enhance our cybersecurity posture, implement ... Leidos Digital Modernization group has a career opportunity for a **_Principal Cyber Threat Hunter_** . This position will support a large Department of Defense… more
    Leidos (07/19/25)
    - Save Job - Related Jobs - Block Source
  • Cyber Threat Hunter

    Leidos (Ashburn, VA)
    **Description** Leidos is seeking a highly motivated and experienced ** Cyber Threat Hunter ** to join our DHS NOSC Cyber Team. This role supports the ... container platforms (AWS, Azure, O365, etc.) + Deep understanding of the cyber threat landscape and adversary tactics + Prior experience on a federal government… more
    Leidos (10/08/25)
    - Save Job - Related Jobs - Block Source
  • 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 ... / Experienced (OSEP) + Hack the Box Bug Bounty Hunter (CBBH) / Web Exploitation Expert (CWEE) + Hack...program and follow-through ideas to completion + Passionate about cyber security keeping up with latest trends in the… more
    CoStar Realty Information, Inc. (10/03/25)
    - Save Job - Related Jobs - Block Source
  • Senior Regional Sales Manager (Mid Atlantic field…

    Proficio, Inc. (Washington, DC)
    …response services and are the only company in our space with a patent for cyber risk scoring and security posture gap analysis. Our typical client is a medium to ... the in-house resources to address the challenges of a rapidly changing threat landscape. The difficulty of hiring and retaining cybersecurity professionals are… more
    Proficio, Inc. (09/13/25)
    - Save Job - Related Jobs - Block Source