• Penetration Tester 3

    Amentum (Columbia, MD)
    …Cyber, Security, & Intel space? If so, look no further. We are seeking a Penetration Tester 3 to join our team of passionate individuals on our Prime ... You'll Need:** + Eight (8) experience of related work experience as a Penetration Tester performing both network and application-level testing using established… more
    Amentum (09/22/25)
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  • Penetration Tester 3

    ARSIEM (Annapolis Junction, MD)
    …and the ability to have an impact on every client you work with. ARSIEM seeks a Penetration Tester 3 . This position will support one of our government ... Qualifications + Eight (8) experience of related work experience as a Penetration Tester performing network and application-level testing using established test… more
    ARSIEM (10/14/25)
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  • Lead Penetration Tester TS/SCI…

    Leidos (Annapolis Junction, MD)
    **Description** **Lead Penetration Tester ** **Leidos** has a new and exciting opportunity for a **Lead Penetration Tester ** in our **National Security ... National Security!** **Job Summary** Leidos is seeking a **Lead Penetration Tester ** to join a high performing...this job requisition will remain open for at least 3 days with an anticipated close date of no… more
    Leidos (11/05/25)
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  • Senior Penetration Tester

    Belay Technologies (Annapolis Junction, MD)
    …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 to join a ... the following areas strongly preferred: + GIAC Web Applications Penetration Tester (GWAPT) + GIAC Penetration...weeks paid leave - 4 weeks of personal leave, 3 Yay! days, take off on your birthday, 11… more
    Belay Technologies (11/07/25)
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  • Application Penetration Tester

    ASM Research, An Accenture Federal Services Company (Washington, DC)
    As an Application Security Penetration Tester , you will be entrusted with the critical responsibility of safeguarding web applications and REST APIs from ... Testing (SAST) and Dynamic Analysis Security Testing (DAST), + 3 + years of hands-on experience with manual penetration... 3 + years of hands-on experience with manual penetration testing of Web Applications and REST APIs using… more
    ASM Research, An Accenture Federal Services Company (11/11/25)
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  • Penetration Tester

    Leidos (Ashburn, VA)
    …customers through scale and repeatability. Leidos has a critical need for a Junior Penetration Tester to support a large Cyber program within Leidos. The ... this job requisition will remain open for at least 3 days with an anticipated close date of no...with an anticipated close date of no earlier than 3 days after the original posting date as listed… more
    Leidos (09/14/25)
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  • Lead Web App Pen Tester

    CoStar Realty Information, Inc. (Arlington, VA)
    …Specialist (CPTS) / AD Pentesting Expert (CAPE) + INE Security Web Application Penetration Tester eXtreme (eWPTX) + **Those certifications can be substituted ... Lead Web App Pen Tester Job Description **Overview** CoStar Group (NASDAQ: CSGP)...total experience in a technical role with at least 3 + year of professional experience penetration testing… more
    CoStar Realty Information, Inc. (10/03/25)
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  • Pen Test Operator

    Guidehouse (Beltsville, MD)
    …the following certifications: Offensive Security Certified Professional (OSCP) or GIAC Penetration Tester (GPEN) or Certified Ethical Hacker (CEH) Certification. ... DoD security clearance + Bachelor's degree + Minimum THREE ( 3 ) years' experience relevant to Penetration Testing...Minimum THREE ( 3 ) years' experience relevant to Penetration Testing or IT Systems Configuration or Risk and… more
    Guidehouse (10/20/25)
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  • Cyber Threat Hunt Analyst​

    Leidos (Ashburn, VA)
    …Network Professional (CLNP) + CompTIA Pentest+ CompTIA Cybersecurity Analyst (CySA+) + GPEN - Penetration Tester + GWAPT - Web Application Penetration ... Engineering, Information Technology, Cybersecurity, or related field with three ( 3 ) years of experience in incident detection and response,...this job requisition will remain open for at least 3 days with an anticipated close date of no… more
    Leidos (11/01/25)
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  • T2 AS&W Analyst - Day

    Leidos (Ashburn, VA)
    …- GISF - Security Fundamentals + SANS - GXPN - Exploit Researcher and Advanced Penetration Tester + SANS - GMON - Continuous Monitoring Certification + OSCP ... - Certified Cloud Security Professional + LPT - Licensed Penetration Tester + ECSA - EC-Council Certified...this job requisition will remain open for at least 3 days with an anticipated close date of no… more
    Leidos (10/30/25)
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  • PCI Compliance Consultant - Part time & Remote

    TestPros (Sterling, VA)
    …Security Professional), CISM (Certified Information Security Manager), GX-PT (GIAC Experienced Penetration Tester ), GCIA (GIAC Intrusion Analyst), Other GIAC ... with profound understanding of PCI DSS requirements and testing methodology (version 3 .2.1 and above). You must also be detail-oriented, results-focused, and have a… more
    TestPros (11/18/25)
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