Senior Offensive Security Engineer - Threat Modeling Lead

Parry Labs, LLC is seeking a Senior Offensive Cybersecurity Engineer to lead authorized offensive security assessments and support testing across software, network interfaces, and distributed mission systems. The role is onsite in Alexandria, VA and focuses on building threat models, executing approved tests, and verifying remediation with reproducible evidence.

You will develop threat models, define rules of engagement, conduct penetration testing, and contribute to red-team and blue-team