• Twenty (Olympia, WA)
    Twenty is seeking a world-class Principal Offensive Cyber Research Engineer for an in-office position in its Arlington, VA office to serve as the ... role, you'll define the long-term technical vision for our offensive cyber research program, drive...roadmap for Twenty's offensive cyber research and capabilities Serve as the principal more
    job goal (01/12/26)
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  • Twenty (Olympia, WA)
    A leading cybersecurity firm in Arlington, VA is seeking a Principal Offensive Cyber Research Engineer to define and drive the long-term technical vision ... offensive capabilities. The role demands 8-12 years of experience in offensive cyber operations and software development, coupled with exceptional leadership… more
    job goal (01/12/26)
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  • Principal Red Team Security Consultant,…

    Google (NC)
    …security testing. You will expand the team's capabilities through tool creation, research on offensive techniques, incorporation of threat actor intelligence, ... Principal Red Team Security Consultant, Mandiant, Google Cloud...and customer teams. **Preferred qualifications:** + Certifications related to offensive security including OSCE, OSEP, OSEE, OSCP, CCSAS, CCT… more
    Google (12/18/25)
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  • Principal All-Source Intelligence Analyst…

    Northrop Grumman (Wright Patterson AFB, OH)
    …Computer network operations, malware analysis, exploitation development, or offensive /defensive cyber operations. **Preferred Qualifications:** + Proven ... analytical, research , and critical thinking skills. + Experience in cyber threat analysis, intelligence production, and technical assessments. + Knowledge of… more
    Northrop Grumman (12/16/25)
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  • Principal Penetration Tester

    Comcast (Philadelphia, PA)
    …for the remote option.) **Job Summary** We are looking for an experienced Principal Penetration Tester (Engineering Level 5) to join our Penetration Testing Team. In ... also contribute to ongoing efforts to strengthen our security infrastructure and offensive capabilities. As a senior team member, you'll have the opportunity to… more
    Comcast (10/29/25)
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  • Principal Security Engineer Manager

    Microsoft Corporation (Redmond, WA)
    **Overview** The Microsoft Offensive Research & Security Engineering (MORSE) team is looking for a learn-it-all engineering manager that will help secure ... customers worldwide. This team performs security design reviews, code reviews, and vulnerability research on key features of Windows and Azure to make sure they meet… more
    Microsoft Corporation (01/01/26)
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  • Principal Security Engineer

    Microsoft Corporation (Redmond, WA)
    …real-world threats, ensuring the security and resilience of Microsoft. As a Principal Security Engineer you will lead operations and collaborate with other ... to validate a production service's ability to detect, investigate, and respond + Research and experiment with new and emerging adversarial techniques + Lead security… more
    Microsoft Corporation (12/12/25)
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