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Principal Cyber Defense Engineer

Arlington, VA💼 Full-time💰 $126,300–$126,300🗓 2026-07-10 → 2026-09-25

Core

Leading technical efforts in cybersecurity for US federal law enforcement clients, ensuring robust and effective security systems.

Role type

Principal Cyber Defense Engineer (hands-on IC with leadership)

Builds

Advanced cybersecurity systems, customized security solutions, incident response capabilities

Domain

US Federal Government / National Security / Cyber Defense

Deliverable

production ML models | product features | infrastructure

Required skills

Hands-on cybersecurity engineering, incident response (threat hunting, forensics), vulnerability assessment, penetration testing, security strategy development, team management, compliance with federal regulations, scripting (Python, PowerShell, Bash), configuration of security tools (firewalls, IDS/IPS, SIEM, SOAR, SASE, CNAPP)

Preferred skills

Bachelor's degree in Cybersecurity/IT, Advanced degree, CISSP, SANS Defensive, CISM, OSCP

Technologies

Python, PowerShell, Bash, Firewalls, IDS/IPS, Endpoint Protection, SIEM, SOAR, Network Micro-segmentation, SASE, CNAPP

Responsibilities

Lead design, implementation, and management of advanced cybersecurity systems; Perform hands-on technical work including system configuration, integration, and optimization; Engage in incident response activities including threat hunting, forensic analysis, and remediation; Conduct vulnerability assessments and penetration testing; Ensure compliance with relevant federal regulations and standards; Prepare and present technical reports and analysis to stakeholders.

Seniority

Principal, hands-on IC with team leadership

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