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Cyber Security Penetration Tester

VTG Defense
United States, Virginia, Chantilly
14291 Park Meadow Drive (Show on map)
Mar 10, 2026
Overview

We are seeking a highly skilled Cyber Security Penetration Tester / Security Engineer to support advanced security testing and vulnerability analysis across enterprise systems and networks. The ideal candidate will leverage adversarial techniques and hands-on testing methodologies to identify security weaknesses, assess risk, and develop mitigation strategies across complex IT environments.


What will you do?

  • Conduct penetration testing and adversarial security assessments to identify vulnerabilities within enterprise systems and networks.
  • Apply computer attack methods and system exploitation techniques to simulate real-world cyber threats.
  • Perform network security analysis to identify vulnerabilities and assess potential threat vectors.
  • Evaluate and analyze network architectures and enterprise system designs for security weaknesses.
  • Design, test, and implement IT security architecture solutions to enhance system resilience.
  • Conduct security testing of system configurations, development environments, and infrastructure, including enterprise platforms and hypervisors.
  • Perform complex Windows and enterprise system security assessments.
  • Utilize network management and security tools to monitor, test, and analyze network activity.
  • Analyze security test results and develop risk mitigation and threat remediation strategies.
  • Develop and implement risk management methodologies aligned with cybersecurity best practices.
  • Ensure cybersecurity principles are applied across Linux, Windows, and virtualized environments.

Do you have what it takes?

  • Active TS/SCI with Polygraph required.
  • Bachelor's degree in Geospatial Intelligence, Geography, Remote Sensing, Intelligence Studies, Engineering, or related field, or equivalent experience
  • Demonstrated experience in cyber security or a related IT field.
  • Hands-on experience performing penetration testing and adversarial security testing.
  • Knowledge of computer attack methods, exploitation techniques, and threat simulation.
  • Working knowledge of cybersecurity principles across Linux, Windows, and virtual platforms.
  • Experience with network architecture analysis and network security assessments.
  • Experience designing or implementing enterprise IT security architecture.
  • Familiarity with network monitoring and management tools.
  • Experience developing risk management methodologies and mitigation plans.
  • Experience reviewing system configurations, development environments, and enterprise infrastructure designs
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