• Open Systems Technologies Corporation (Annapolis Junction, MD)
    …a 401K match with immediate vesting. Open Systems Technologies Corporation is seeking a Lead Penetration Tester to join a high-performing agile team using ... in one or more of the following areas: GIAC Web Applications Penetration Tester /GWAPT GIAC Penetration Tester /GPEN Certified Ethical Hacker/CEH Certified… more
    job goal (12/03/25)
    - Save Job - Related Jobs - Block Source
  • Lead Penetration Tester

    Leidos (Annapolis Junction, MD)
    **Description** ** Lead Penetration Tester ** **Leidos** has a new and exciting opportunity for a ** Lead Penetration Tester ** in our **National ... and make a difference in National Security!** **Job Summary** Leidos is seeking a ** Lead Penetration Tester ** to join a high performing agile team using the… more
    Leidos (11/05/25)
    - Save Job - Related Jobs - Block Source
  • Senior Penetration Tester

    Belay Technologies (Annapolis Junction, MD)
    …to Work 2019, runner-up in 2020, and a finalist in 2021! Belay Technologies is seeking a Lead Penetration Tester to join their intel team. The PT is needed ... one or more of the following areas strongly preferred: + GIAC Web Applications Penetration Tester (GWAPT) + GIAC Penetration Tester (GPEN) + Certified… more
    Belay Technologies (11/07/25)
    - Save Job - Related Jobs - Block Source
  • Penetration Tester

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented ** Penetration Tester ** to join our team located in the **Ft. Meade, MD** area. In ... exploit components of or the entire target systems. + Lead the information assurance evaluation of target systems, including...Physics or similar technical field and 10 years of penetration testing experience. + One year of Splunk experience… more
    ManTech (11/01/25)
    - Save Job - Related Jobs - Block Source
  • Lead Web App Pen Tester

    CoStar Realty Information, Inc. (Arlington, VA)
    Lead Web App Pen Tester Job...AD Pentesting Expert (CAPE) + INE Security Web Application Penetration Tester eXtreme (eWPTX) + **Those certifications ... threat modeling, white box application security analysis, and grey box penetration testing. This position will collaborate with software development teams, DevOps,… more
    CoStar Realty Information, Inc. (10/03/25)
    - Save Job - Related Jobs - Block Source
  • Incident Response Deputy Team Lead

    Leidos (Ashburn, VA)
    …Network Professional (CLNP) + CompTIA Pentest+ CompTIA Cybersecurity Analyst (CySA+) + GPEN - Penetration Tester + GWAPT - Web Application Penetration ... networks, and assets. **Primary Responsibilities:** + Responsible for assistingthe CIRT Team Lead with managing the team of CIRT analysts, Incident Response actions… more
    Leidos (12/03/25)
    - Save Job - Related Jobs - Block Source
  • Security Engineer II, US Amazon Dedicated Cloud…

    Amazon (Jessup, MD)
    …Certified Professional (OSCP) equivalent, or higer - GIAC Exploit Researcher and Advanced Penetration Tester (GXPN) equivalent, or higher Amazon is an equal ... resource in one or more of the core areas of security. They will lead security reviews of large Amazon projects while setting standards and defining best practices… more
    Amazon (09/26/25)
    - Save Job - Related Jobs - Block Source