• Sr. Penetration Tester

    CACI International (Chantilly, VA)
    Sr. Penetration Tester Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... Type of Travel: None * * * **The Opportunity:** CACI is seeking a talented Penetration Tester to join our team in Herndon, VA. If the idea of working with and… more
    CACI International (06/21/25)
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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 ... Type of Travel: None * * * **The Opportunity:** CACI is seeking a talented Penetration Tester to join our team in Herndon, VA. If the idea of working with and… more
    CACI International (06/21/25)
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  • Senior Web Application Penetration

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Web Application Penetration Tester Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential ... / AD Pentesting Expert (CAPE) + INE Security Web Application Penetration Tester eXtreme (eWPTX) + **Those certifications can be substituted with considerable… more
    CoStar Realty Information, Inc. (07/03/25)
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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 (06/14/25)
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  • Senior Cyber Penetration Testing

    Koniag Government Services (Washington, DC)
    …& Duties may include but are not limited to:** The Senior Cyber Penetration Tester will perform advanced security testing across diverse systems and ... Senior Cyber Penetration Testing Washington, DC, USA Req #633 Monday,...Koniag Government Services company, is seeking a Senior Cyber Penetration Testing with a Secret clearance to support **KMS**… more
    Koniag Government Services (07/01/25)
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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 ... to conduct red team assessments, offensive cyber operations, and penetration testing. **What You'll Be Doing:** + Penetration...(GPEN), and/or GIAC Web Application Penetration Tester (GWAP). + Expertise in antivirus evasion, EDR evasion,… more
    Parsons Corporation (06/05/25)
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  • Red Cyber Operator

    Parsons Corporation (Fort Belvoir, VA)
    …Professional (OSCP), Global Information Assurance Certification, (GIAC) Exploit Researcher & Advanced Penetration Tester (GXPN), GIAC Penetration Tester ... conduct cyber red team assessments, offensive cyber operations and penetration testing **What You'll Be Doing:** + Cyber Red...(GPEN), and/or GIAC Web Application Penetration Tester (GWAP). + Expertise in antivirus evasion, EDR evasion,… more
    Parsons Corporation (05/03/25)
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  • Senior Red Cyber Operator (Srco)

    Amentum (Fort Belvoir, VA)
    …Professional (OSCP), Global Information Assurance Certification, (GIAC) Exploit Researcher & Advanced Penetration Tester (GXPN), GIAC Penetration Tester ... in conducting red team assessments, offensive cyber operations, or penetration testing and be prepared to direct the activities...(GPEN), and/or GIAC Web Application Penetration Tester (GWAP). - Expertise in antivirus evasion, EDR evasion,… more
    Amentum (05/14/25)
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  • Red Cyber Operator

    EM Key Solutions, Inc. (Lorton, VA)
    …Professional (OSCP), Global Information Assurance Certification, (GIAC) Exploit Researcher & Advanced Penetration Tester (GXPN), GIAC Penetration Tester ... (GPEN), and/or GIAC Web Application Penetration Tester (GWAP). + Expertise in antivirus evasion, EDR evasion, offensive infrastructure, phishing and social… more
    EM Key Solutions, Inc. (06/24/25)
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  • Cyber Security Specialist - Multiple Levels

    Science Systems and Applications, Inc. (Lanham, MD)
    …(Focus on threat detection and response) Specialized Cybersecurity Roles + Penetration Tester : + Offensive Security Certified Professional (OSCP) (Hands-on ... penetration testing) + GIAC Penetration Tester (GPEN) (Advanced penetration testing) + Incident Response Specialist: + GIAC Certified Incident Handler… more
    Science Systems and Applications, Inc. (07/02/25)
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  • Red Cyber Operator

    General Dynamics Information Technology (Fort Belvoir, VA)
    …(OSCP), Global Information + Assurance Certification, (GIAC) Exploit Researcher & Advanced Penetration Tester (GXPN), GIAC Penetration Tester ... (GPEN), and/or GIAC Web Application Penetration Tester (GWAP). + Expertise in antivirus evasion, EDR evasion, offensive infrastructure, phishing and social… more
    General Dynamics Information Technology (06/13/25)
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  • Information System Security Engineer - Senior

    Amentum (Washington, DC)
    …* Certification in one or more of the following: CompTIA Network+, CPT: Certified Penetration Tester , CEPT: Certified Expert Penetration Tester , CREA: ... Certified Reverse Engineering Analyst, CEH: Certified Ethical Hacker, CWAPT: Certified Web Application Penetration Tester \#javelin more
    Amentum (06/18/25)
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  • Software Developer

    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 ... programming language weaknesses and vulnerabilities, cyber red teaming, network penetration testing, security operations center analysis, defensive cyber operations,… more
    General Dynamics Information Technology (06/03/25)
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  • Offensive Software Developer

    Parsons Corporation (Fort Belvoir, VA)
    …(OSEP) + Advanced Windows Exploitation (OSEE) + Exploit Researcher and Advanced Penetration Tester (GXPN) + Reverse Engineering Malware (GREM) **Security ... programming language weaknesses and vulnerabilities, cyber red teaming, network penetration testing, security operations center analysis, defensive cyber operations,… more
    Parsons Corporation (06/06/25)
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  • Offensive Software Developer

    Parsons Corporation (Fort Belvoir, VA)
    …Pentester (OSEP), Advanced Windows Exploitation (OSEE), Exploit Researcher and Advanced Penetration Tester (GXPN), Reverse Engineering Malware (GREM) **Security ... programming language weaknesses and vulnerabilities, cyber red teaming, network penetration testing, security operations center analysis, defensive cyber operations,… more
    Parsons Corporation (05/03/25)
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  • Cybersecurity Incident Response & Threat Detection…

    TekSynap (Fort Belvoir, VA)
    …Incident Handler (GCIH) + Implementing Cisco Cybersecurity Operations (SCYBER) Comp TIA Penetration Tester + (PenTest+) + Must have relevant Computer Network ... Defense CE certification within six (6) months of onboarding **Clearance** + Top Secret - IT-I Critical Sensitive or Tier 5 (T5) **Overview** We are seeking a Cybersecurity Incident Response & Threat Detection Analyst to join our team supporting External… more
    TekSynap (06/24/25)
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  • Program Management Lead / Task Order Lead

    Red Gate Group (Washington, DC)
    …Cisco, CheckPoint, or Fortinet + Certifications such as OSCP, OSCE, or Licensed Penetration Tester + Familiarity with JWICS infrastructure and DIA enterprise IT ... frameworks The Red Gate Group, Ltd. is an Equal Opportunity/Affirmative Action Employer. The Red Gate Group, Ltd. considers applicants without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender, gender identity, gender… more
    Red Gate Group (07/04/25)
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  • Quality Assurance Tester

    Robert Half Technology (Washington, DC)
    Description We are seeking a talented and driven Tester to join our dynamic team in an onsite capacity. In this role, you'll be instrumental in identifying ... or similar credentials and have 3-5 years of hands-on experience in penetration testing, application security testing, and source code review. Key Responsibilities:… more
    Robert Half Technology (06/20/25)
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  • QA Tester

    Two95 International Inc. (Washington, DC)
    Title: QA Tester Location: Washington, DC Position: Contract Rate: $/Open Description:- * Test web services, web application, API, mobile application for potential ... vulnerabilities, Wireless penetration testing and POS device security assessments * Run patch / configuration audit scans, create scan report * Periodically run Host… more
    Two95 International Inc. (06/09/25)
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