Senior Offensive Cyber Engineer

Leidos seeks a senior offensive cyber engineer to conduct penetration tests and vulnerability assessments across enterprise, government, and classified systems. You will develop custom exploits and automation, analyze networks, cloud platforms, and web applications, and collaborate with detection teams to turn attack findings into validated defenses.

Responsibilities

• Develop custom exploits, payloads, and automation tools for identified vulnerabilities.
• Lead penetration tests and vulnerability assessments across enterprise, government, and classified environments.
• Analyze network protocols, cloud infrastructure, and web applications.
• Collaborate with detection engineering and CRS teams to validate and improve threat detectors.
• Travel to operational testing events to verify exploit effectiveness.
• Research system documentation and deliver technical findings, remediation recommendations, and after-action reports.

Required Skills

• Penetration testing
• Red teaming
• Exploit development
• Payload development
• Security automation
• Vulnerability assessment
• Network protocol analysis
• AWSAzure
• GCP