• Penetration Tester

    CACI International (Herndon, 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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  • Sr. Penetration Tester

    CACI International (Herndon, 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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  • 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 (Part Time…

    TestPros (Sterling, VA)
    …better, safer and more secure. Job Summary TestPros is looking for an experienced Penetration Tester professional to support our IT Security consulting work for ... This role is responsible for the successful delivery of penetration testing in both classic hosted and also in...plan for, execute, and report on the results of penetration testing. You must be delivery and efficiency focused,… more
    TestPros (04/29/25)
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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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  • Junior 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 ... Department of Homeland Security (DHS), Customs and Border Protection (CBP) Security Operations Center (SOC) is a US Government program responsible to prevent, identify, contain and eradicate cyber threats to CBP networks through monitoring, intrusion detection… more
    Leidos (06/26/25)
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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 (07/08/25)
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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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  • 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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  • ​​T2 AS&W Analyst - Night Back ​

    Leidos (Ashburn, VA)
    …Network Professional (CLNP) + CompTIA Pentest+ CompTIA Cybersecurity Analyst (CySA+) + GPEN - Penetration Tester + GWAPT - Web Application Penetration ... + Monitoring and detection + Incident Response + Vulnerability assessment and penetration testing + Cyber intelligence analysis + Extensive experience analyzing and… more
    Leidos (06/27/25)
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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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  • Senior Security Architect

    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 (07/12/25)
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  • PCI Compliance Specialist/Consultant (Remote)

    TestPros (Sterling, VA)
    …Security Professional), CISM (Certified Information Security Manager), GX-PT (GIAC Experienced Penetration Tester ), GCIA (GIAC Intrusion Analyst), Other GIAC ... certifications Benefits TestPros offers a competitive salary, medical/dental/vision insurance, life insurance, paid time off, paid holidays, 401(k) retirement plan with company match, opportunities for professional growth, cell phone discounts, and much more!… more
    TestPros (07/06/25)
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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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