• Ernst & Young Oman (Washington, DC)
    …help to build a better working world. Title: Cybersecurity - Attack and Penetration Tester Practice Description Cyber threats, social media, massive data ... conferences and publishing white papers. As part of our Penetration Testing team, you'll identify potential threats and vulnerabilities...Technology, Engineering, or a related field with at least 3 + years of related work experience or a master's… more
    job goal (01/12/26)
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  • 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 (12/21/25)
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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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  • Penetration Tester

    BOOZ, ALLEN & HAMILTON, INC. (Fort Belvoir, VA)
    Penetration Tester The Opportunity: Are you looking for an opportunity to use your technical expertise and grow your skills to provide technical solutions in ... of our warfighters? We're looking for a Red Team Penetration Tester to help test, configure, and...of experience in Information Technology, or Bachelor's degree and 3 + years of experience in Information Technology + Linux… more
    BOOZ, ALLEN & HAMILTON, INC. (12/19/25)
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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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  • Penetration Tester (Red Team…

    Deloitte (Rosslyn, VA)
    …+ Certifications such as OSCP, OSWEP, CRTO, or eJPT (eLearnSecurity Junior Penetration Tester ) are highly desirable. Experience with cloud-based application ... and maintain the required clearance for this role. + 3 + years of hands-on experience in penetration testing + Experience participating in red team engagements or… more
    Deloitte (01/09/26)
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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. (01/02/26)
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  • Senior Red Cyber Operator

    Parsons Corporation (Fort Belvoir, VA)
    …Professional (OSCP), Global Information Assurance Certification, (GIAC) Exploit Researcher & Advanced Penetration Tester (GXPN), GIAC Penetration Tester ... execution, and reporting of a specific assigned assessment + 3 + years' experience in conducting red team assessments, offensive...(GPEN), and/or GIAC Web Application Penetration Tester (GWAP). + Expertise in antivirus evasion, EDR evasion,… more
    Parsons Corporation (12/19/25)
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  • Cyber Detection Engineer

    Leidos (Ashburn, VA)
    …Network Professional (CLNP) + CompTIA Pentest+ CompTIA Cybersecurity Analyst (CySA+) + GPEN - Penetration Tester + GWAPT - Web Application Penetration ... new security content as the result of hunt missions, penetration tests, tuning requests and others, to include signatures,...this job requisition will remain open for at least 3 days with an anticipated close date of no… more
    Leidos (12/19/25)
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  • Incident Response Deputy Team Lead

    Leidos (Ashburn, VA)
    …Network Professional (CLNP) + CompTIA Pentest+ CompTIA Cybersecurity Analyst (CySA+) + GPEN - Penetration Tester + GWAPT - Web Application Penetration ... 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 (12/03/25)
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