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# Software Engineer

- **Company:** VTG LLC
- **Location:** Chantilly, VA, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Software System Penetration Testing, Complex Networks, Cyber Security, System Configuration, Linux, Hypervisor, Network Security, Network Configuration and Change Management, Network Administration, Systems Development Life Cycle, Enterprise Software Applications
- **Published:** July 7, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9014842/software-engineer

## About the Role

Must possess an active TS/SCI clearance with Poly on day one of employment

 * Demonstrated professional experience in cybersecurity, information security, or a related IT field.
 * Hands-on experience conducting cybersecurity penetration testing.
 * Experience leveraging adversarial tactics to conduct technical security testing.
 * Experience applying computer attack methods and system exploitation techniques.
 * Strong working knowledge of cybersecurity principles across Linux, Windows, and virtualized platforms.
 * Experience designing, testing, reviewing, or implementing IT security architectures.
 * Experience performing network security analysis.
 * Experience analyzing complex network architectures.
 * Experience using network management and security analysis tools.
 * Experience developing risk management methodologies.
 * Experience analyzing security test results and developing risk and threat mitigation plans.
 * Experience testing and reviewing system configurations, application or system development, and technical designs.
 * Experience assessing enterprise systems and hypervisor environments.
 * Experience designing, testing, implementing, or assessing complex Windows installations.

## Description

* Plan and execute penetration tests and hands-on security assessments across enterprise IT environments.
 * Apply adversarial tactics, techniques, and procedures to identify vulnerabilities and evaluate security controls.
 * Use computer attack methods and system exploitation techniques to assess the security posture of systems and networks.
 * Identify, validate, and document technical vulnerabilities and potential attack paths.
 * Conduct network security analysis and assess complex network architectures for vulnerabilities and security weaknesses.
 * Use network management and security analysis tools to evaluate network configurations, traffic, and system behavior.
 * Assess the security of Linux, Windows, virtualized platforms, enterprise systems, and hypervisor environments.
 * Review system configurations, development approaches, and technical designs to identify security risks.
 * Design, test, and evaluate IT security architectures.
 * Assess complex Windows installations and enterprise infrastructure for security vulnerabilities and configuration weaknesses.
 * Analyze penetration testing and security assessment results to determine potential business and mission impact.
 * Develop risk management methodologies and frameworks to evaluate technical security findings.
 * Create actionable risk and threat mitigation plans based on identified vulnerabilities and test results.
 * Document technical findings, attack paths, risks, and recommended remediation activities.
 * Collaborate with system administrators, engineers, architects, and cybersecurity teams to improve the overall security posture of enterprise environments.


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