• Senior Information Security Engineer…

    Lumen (Richmond, VA)
    …as we digitally connect the world and shape the future. **The Role** The Senior Information Security Engineer within Product and Platform Security is primarily ... systems, including cloud-native environments, through advanced penetration testing and adversarial emulation . The engineer will assist as applicable to perform… more
    Lumen (09/17/25)
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  • Sr . Security Engineer - Red Team

    NVR (Reston, VA)
    Sr . Security Engineer - Red Team Job Category Information Technology Market Location VA - Northern Virginia Location VA - Reston Apply Now ... (https://phg.tbe.taleo.net/phg01/ats/careers/v2/applyRequisition?org=NVRINC&cws=52&rid=35598) NVR, Inc. is seeking a Senior Security Engineer to join our Red… more
    NVR (10/01/25)
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  • Sr . Security Engineer , Defensive…

    Amazon (Arlington, VA)
    …to work out of one of the following locations: Arlington, VA, USA As a Senior Security Engineer in the Defensive Security team, you will play a pivotal ... response capabilities. The Corporate Services Security (CPSS) organization is looking for a Senior Security Engineer to join it's Defensive Security team. CPSS… more
    Amazon (10/03/25)
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  • Senior Cyber Engineer

    Nightwing (Sterling, VA)
    …customers in the intelligence community, defense, civil, and commercial markets. ** Senior Cyber Engineer ** Nightwing provides technically advanced full-spectrum ... disciplines including vulnerability research, reverse engineering, CNO/CNE development, hardware emulation , system engineering, and data analytics. Our engineers do… more
    Nightwing (09/12/25)
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  • Senior Offensive Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Offensive Security Engineer Job Description **Offensive Security Engineer ** **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of ... demonstrate the exploitation of the vulnerabilities. The ability to explain the exploit to senior level management is key to success in this role. Stay current with… more
    CoStar Realty Information, Inc. (08/26/25)
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  • Senior Cyber Security Engineer

    Leidos (Chantilly, VA)
    **Description** Leidos is currently seeking a ** Senior Cyber Security Engineer ** who is responsible for developing and implementing advanced security solutions ... to support the design and deployment of defensive cyber measures. The engineer conducts research on current and emerging cyber threats, identifies vulnerabilities,… more
    Leidos (08/30/25)
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  • Senior Cyber Test Engineer (Onsite)

    Nightwing (Sterling, VA)
    …supports challenging, meaningful work that is vital to our national security, apply today! ** Senior Cyber Test Engineer ** CODEX is seeking a cyber test ... disciplines including vulnerability research, reverse engineering, CNO/CNE development, hardware emulation , system engineering, and data analytics. Our engineers do… more
    Nightwing (07/19/25)
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