• Application Penetration

    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 ... as it will be your primary instrument in executing dynamic and penetration security testing. Furthermore, you will be expected to write comprehensive reports… more
    ASM Research, An Accenture Federal Services Company (11/11/25)
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  • Lead Web App Pen Tester

    CoStar Realty Information, Inc. (Arlington, VA)
    … Testing Specialist (CPTS) / AD Pentesting Expert (CAPE) + INE Security Web Application Penetration Tester eXtreme (eWPTX) + **Those certifications can be ... Lead Web App Pen Tester Job Description **Overview** CoStar Group (NASDAQ: CSGP)...experience penetration testing + Experience with web application penetration testing, identifying and exploiting attack… more
    CoStar Realty Information, Inc. (10/03/25)
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  • Red Cyber Operator

    Parsons Corporation (Fort Belvoir, VA)
    Tester (GXPN), GIAC Penetration Tester (GPEN), and/or GIAC Web Application Penetration Tester (GWAP). + Expertise in antivirus evasion, EDR ... role you will conduct cyber red team assessments, offensive cyber operations and penetration testing **What You'll Be Doing** **:** + Cyber Red Team assessments +… more
    Parsons Corporation (11/07/25)
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  • Senior Red Cyber Operator

    Parsons Corporation (Fort Belvoir, VA)
    Tester (GXPN), GIAC Penetration Tester (GPEN), and/or GIAC Web Application Penetration Tester (GWAP). + Expertise in antivirus evasion, EDR ... to conduct red team assessments, offensive cyber operations, and penetration testing. **What You'll Be Doing:** + Penetration... penetration testing. **What You'll Be Doing:** + Penetration Testing + Red Team Assessments + Offensive cyber… more
    Parsons Corporation (09/19/25)
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  • Red Cyber Operator

    EM Key Solutions, Inc. (Lorton, VA)
    Tester (GXPN), GIAC Penetration Tester (GPEN), and/or GIAC Web Application Penetration Tester (GWAP). + Expertise in antivirus evasion, EDR ... conducting cyber red team assessments, offensive cyber operations, or significant penetration testing. Clearance : TS Required Qualifications : + Must hold… more
    EM Key Solutions, Inc. (09/23/25)
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  • Red Cyber Operator

    General Dynamics Information Technology (Fort Belvoir, VA)
    Tester (GXPN), GIAC Penetration Tester (GPEN), and/or GIAC Web Application Penetration Tester (GWAP). + CNOQC Course (Computer Network Operator ... evasion, offensive infrastructure, phishing and social engineering campaigns, and/or penetration testing of critical infrastructure, networking, IoT, and wireless… more
    General Dynamics Information Technology (10/15/25)
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  • Cyber Threat Hunt Analyst​

    Leidos (Ashburn, VA)
    …Cybersecurity Analyst (CySA+) + GPEN - Penetration Tester + GWAPT - Web Application Penetration Tester + GSNA - System andNetwork Auditor + GISF - ... to detect advanced threats. + Analyze host, network, and application logs in addition to malware and code. +...Exploit Researcher and Advanced PenetrationTester + GWEB - Web Application Defender + GNFA - Network ForensicAnalyst + GMON… more
    Leidos (11/01/25)
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  • Senior Penetration Tester

    Humana (Washington, DC)
    …language models (LLMs), artificial intelligence, and other relevant topics. The Senior Penetration Tester enables secure and compliant business operations by ... performing application security-focused penetration tests. This role helps maintain PCI-DSS compliance and supports the team's success by: * Contributing… more
    Humana (11/15/25)
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  • Penetration Tester - Part Time…

    TestPros (Sterling, VA)
    …1099 or Corp. to Corp) Job Summary TestPros is looking for an experienced Penetration Tester professional to support our IT Security consulting work for various ... such as Open Source Security Testing Methodology Manual (OSSTMM), Open Web Application Security Project (OWASP), Penetration Testing Execution Standard (PTES),… more
    TestPros (11/18/25)
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  • Penetration Tester

    CACI International (Chantilly, VA)
    Penetration Tester Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of ... * * * **_The Opportunity:_** **Perform computer network evaluations to include penetration security assessments in a cybersecurity red team environment.** **Be part… more
    CACI International (09/13/25)
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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 ... in Pen Testing and Vulnerability Assessment, with specific emphasis on web application and enterprise network environments. 5 years of professional experience in… more
    Leidos (09/14/25)
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  • QA Tester

    Two95 International Inc. (Washington, DC)
    …$/Open Description:- * Test web services, web application , API, mobile application for potential vulnerabilities, Wireless penetration testing and POS device ... Nessus Security Center * Experience with strong vulnerability management (OS, web application and mobile app testing) Note: If interested please send your updated… more
    Two95 International Inc. (09/08/25)
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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...provide payment-related information during any part of the employment application process (ie, ask you for money), nor will… more
    Leidos (10/30/25)
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  • Software Developer Senior

    General Dynamics Information Technology (Fort Belvoir, VA)
    …Pentester (OSEP), Advanced Windows Exploitation (OSEE), Exploit Researcher and Advanced Penetration Tester (GXPN), Reverse Engineering Malware (GREM) + Security ... solutions to the unique requirements of our clients. With a career in application development, you'll make the end user's experience your priority and we'll make… more
    General Dynamics Information Technology (08/22/25)
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  • Part Time Technical Security Instructor

    Cengage Group (Washington, DC)
    …Cloud Security Professional) + CEH (Certified Ethical Hacker) + CPT (Certified Penetration Tester ) + CISM (Certified Information Security Manager) + CISA ... technologies + Mastery of information security best practices including: encryption, application security, penetration testing, and computer forensics + Ability… more
    Cengage Group (11/14/25)
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  • Incident Manager III

    ARSIEM (Arlington, VA)
    …experience + Experience as a hands-on cybersecurity analyst (ie, SOC Analyst or Penetration Tester ) is required + Experience with the analysis and ... attacks and attack stages + Knowledge of system and application security threats and vulnerabilities + Knowledge of basic...covering tracks, etc.) + Knowledge of VM scanning, Web Application scanning, and red team processes + Experience in… more
    ARSIEM (11/09/25)
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  • Cybersecurity Vulnerability Analyst

    Node.Digital (Arlington, VA)
    …experience * Experience as a hands-on cybersecurity analyst (ie SOC Analyst or Penetration Tester ) is required * Experience with the analysis and ... classes of attacks and attack stages * Knowledge of system and application security threats and vulnerabilities * Knowledge of basic networking protocols, including… more
    Node.Digital (10/02/25)
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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 ... for conducting internal assessments in partnership with information security officers, application owners, and service owners with PCI-DSS compliance tasks such as… more
    TestPros (11/18/25)
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