Senior Penetration Tester - Offensive Security (TS/SCI)

VT Group (VTG); Chantilly (VA); On-site; USD 140,000 - 190,000; Full time

Job summary

VT Group (VTG) in Chantilly, VA, seeks an experienced Senior Penetration Tester / Offensive Security Engineer to perform hands-on security assessments across enterprise IT environments. You will apply adversarial tactics, identify vulnerabilities, and develop actionable risk mitigation plans.

Strong Linux/Windows and virtualization knowledge, plus TS/SCI with Poly, are required to safeguard complex networks.

Qualifications

• Active TS/SCI clearance with Poly required on day one.
• Hands-on security testing experience in a professional setting.
• Experience analyzing complex networks and enterprise infrastructures.

Responsibilities

• Plan and execute penetration tests across enterprise IT environments.
• Identify vulnerabilities and document attack paths.
• Evaluate security controls using adversarial techniques.
• Analyze network architectures and complex Windows installations.
• Develop risk management methodologies and mitigation plans.
• Collaborate with system admins, engineers, and cybersecurity teams.

Skills

Penetration testing

Adversarial tactics

System exploitation

Linux

Windows

Network analysis

Security architecture

Risk assessment

Collaboration

Tools

Penetration testing tools

Network analysis tools

Hypervisor monitoring tools

Job description

VT Group (VTG) in Chantilly, VA, seeks an experienced Senior Penetration Tester / Offensive Security Engineer to perform hands-on security assessments across enterprise IT environments. You will apply adversarial tactics, identify vulnerabilities, and develop actionable risk mitigation plans.

Strong Linux/Windows and virtualization knowledge, plus TS/SCI with Poly, are required to safeguard complex networks.