• Systems Administrator / Integration Tester

    BAE Systems (Springfield, VA)
    **Job Description** BAE Systems is seeking mission-oriented System Administrator / Integration Tester to join a dynamic team of IT professionals. As a member of an ... diagnosis of cause, and development of corrective action plans. As an SA/ Tester , you will provide: + Corrective maintenance (ie, Identify, isolate and/or rectify… more
    BAE Systems (10/22/25)
    - Related Jobs
  • 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)
    - Related Jobs
  • Cybersecurity Penetration Tester [Remote…

    BAE Systems (Falls Church, VA)
    …BAE Systems Cybersecurity - Attack Surface Management has an opening for Penetration Tester to assess security controls and work closely with stakeholders to ... (Load balancers, Proxies, hybrid cloud implementations, VPNs) + Familiarity with network and host-based security system components (Firewalls, Endpoint… more
    BAE Systems (12/05/25)
    - Related Jobs
  • Penetration Tester - Part Time & Remote

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

    CACI International (Chantilly, VA)
    …None Type of Travel: None * * * **_The Opportunity:_** **Perform computer network evaluations to include penetration security assessments in a cybersecurity red ... Penetration Tester Job Category: Engineering Time Type: Full time...programs with peers who are dedicated to advancing national security . Participate in fun team outings and team building… more
    CACI International (12/12/25)
    - Related Jobs
  • Part Time Technical Security Instructor

    Cengage Group (Virginia Beach, VA)
    …+ Mastery of information security best practices including: encryption, application security , penetration testing, and computer forensics + Ability to ... + 4+ years of technical Information Technology and Information Security experience (eg Network Engineer, Security...+ CEH (Certified Ethical Hacker) + CPT (Certified Penetration Tester ) + CISM (Certified Information Security Manager)… more
    Cengage Group (11/14/25)
    - Related Jobs
  • Red Cyber Operator

    General Dynamics Information Technology (Fort Belvoir, VA)
    …Penetration Tester (GPEN), and/or GIAC Web Application Penetration Tester (GWAP). + CNOQC Course (Computer Network Operator Qualification Course) and ... None **Job Family:** Cyber and IT Risk Management **Skills:** Cybersecurity,Operations, Security Risk **Certifications:** CompTIA Advanced Security Practitioner… more
    General Dynamics Information Technology (10/15/25)
    - Related Jobs
  • Incident Response Deputy Team Lead

    Leidos (Ashburn, VA)
    …(Previously ECSA - EC-Council Certified Security Analyst) + ENSA - EC-Council Network Security Administrator + ECIH - EC-Council Certified Incident Handler + ... minimum ONE of the following certifications:** + CompTIA Cyber Security Analyst (CySA+) + CompTIA Linux Network ...Pentest+ CompTIA Cybersecurity Analyst (CySA+) + GPEN - Penetration Tester + GWAPT - Web Application Penetration… more
    Leidos (12/03/25)
    - Related Jobs
  • Software Developer Senior

    General Dynamics Information Technology (Fort Belvoir, VA)
    …of programming language weaknesses and vulnerabilities, cyber red teaming, network penetration testing, security operations center analysis, defensive ... (OSEP), Advanced Windows Exploitation (OSEE), Exploit Researcher and Advanced Penetration Tester (GXPN), Reverse Engineering Malware (GREM) + Security Clearance… more
    General Dynamics Information Technology (11/21/25)
    - Related Jobs
  • Incident Manager III

    ARSIEM (Arlington, VA)
    …different classes of attacks and attack stages + Knowledge of system and application security threats and vulnerabilities + Knowledge of basic networking ... and third generation [nation-state sponsored]) + Knowledge of system and application security threats and vulnerabilities (eg, buffer overflow, mobile… more
    ARSIEM (11/09/25)
    - Related Jobs