• Lead Web App Pen Tester

    CoStar Realty Information, Inc. (Arlington, VA)
    …the Box Penetration Testing Specialist (CPTS) / AD Pentesting Expert (CAPE) + INE Security Web Application Penetration Tester eXtreme (eWPTX) + **Those ... Lead Web App Pen Tester Job Description **Overview** CoStar Group (NASDAQ: CSGP)...production. The candidate will utilize threat modeling, white box application security analysis, and grey box penetration… more
    CoStar Realty Information, Inc. (10/03/25)
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  • Cybersecurity Test Engineer, Penetration…

    COLSA Corporation (Shalimar, FL)
    … (GXPN); Certified Ethical Hacker (CEH); GIAC Web Application Penetration Tester (GWAPT); or Offensive Security Web Expert (OSWE) + Experience performing ... workforce certifiction is highly desired. Possible certifications include: Offensive Security Certified Professional (OSCP); GIAC Penetration Tester (GPEN);… more
    COLSA Corporation (12/06/25)
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  • Cleared Senior/Principal R&D Systems Engineer-…

    Sandia National Laboratories (Albuquerque, NM)
    …Laboratories is the nation's premier science and engineering lab for national security and technology innovation, with teams of specialists focused on cutting-edge ... we love our jobs: + Challenging work with amazing impact that contributes to security , peace, and freedom worldwide + Extraordinary co-workers + Some of the best… more
    Sandia National Laboratories (12/12/25)
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  • Lead Penetration Tester TS/SCI Polygraph

    Leidos (Annapolis Junction, MD)
    Tester ** **Leidos** has a new and exciting opportunity for a **Lead Penetration Tester ** in our **National Security Sector's (NSS) Cyber & Analytics Business ... !** **Job Summary** Leidos is seeking a **Lead Penetration Tester ** to join a high performing agile team using...(GPEN) + Certified Ethical Hacker (CEH) + Certified Information Security Manager (CISM) + Certified Web Application more
    Leidos (11/05/25)
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  • Penetration Tester , Senior

    BOOZ, ALLEN & HAMILTON, INC. (San Antonio, TX)
    Penetration Tester , Senior The Opportunity: As a seasoned cyber professional, you know that understanding adversary tactics, techniques, and procedures is essential ... and deliver meaningful, actionable recommendations. You'll oversee the monitoring of security environments and identify gaps by viewing systems through the mindset… more
    BOOZ, ALLEN & HAMILTON, INC. (11/18/25)
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  • Pen Tester

    BAE Systems (Annapolis Junction, MD)
    Tester (GPEN) + Certified Ethical Hacker (CEH) + Certified Information Security Manager (CISM) + Certified Web Application Defender (GWEB) + Certified ... **Job Description** A **Lead Penetration Tester ** is needed to join a high performing...response. + Extensive experience providing information assurance support for application development that includes system security certifications… more
    BAE Systems (12/09/25)
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  • [Entry Level] Software Tester / Field…

    JND (Bellevue, WA)
    Position Overview + Job Title: Software Tester /Field Tester + Job Type: Regular Full-Time, Hourly + Bachelor's Degree in Computer Science or related field, but ... team of highly experienced developers offer a wide range of mobile application and software development positions. We also have opportunities in business operations… more
    JND (11/21/25)
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  • Functional Tester IAM Application

    System One (Ashburn, VA)
    Job Title: FUNCTIONAL TESTER - IAM APPLICATION MUST HAVE THIS KIND OF EXPERIENCE Location: REMOTE Pay Rate: Open to W2 options Position Type: Multiyear Contract ... Requirements * Experienced Quality Assurance (QA) Tester with a strong background in Identity & Access...reporting - Log, track, and manage defects (functional or security -related), work with developers/architects to reproduce issues, and verify… more
    System One (12/14/25)
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  • Quality Assurance Software Tester

    Tactibit Technologies LLC (Silver Spring, MD)
    … testing, hardening, and assessments to meet strict compliance and operational security requirements Quality Assurance Software Tester requirements are: + 5+ ... in everything we do. About the Quality Assurance Software Tester position We are looking for a talented Quality...join our team remotely. You will work closely with application developers to plan, execute, and report on tests… more
    Tactibit Technologies LLC (09/25/25)
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  • Cyber Security Engineer (Penetration…

    CACI International (Aberdeen Proving Ground, MD)
    Cyber Security Engineer (Penetration Tester ) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: ... with a passion for hands-on technical challenges? CACI seeks a motivated Cyber Security Engineer to support the C5ISR Center at Aberdeen Proving Ground, MD. You… more
    CACI International (11/25/25)
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