Leads application security, vulnerability management, threat detection, AI-driven security automation, and security engineering. Administers SAST, DAST, SCA, SIEM, EDR, IAM, and cloud security platforms; develops MITRE ATT&CK-mapped detections; investigates Tier 2/3 incidents; builds Python-based automation and AI agent integrations; supports architecture reviews, penetration testing, policy development, threat intelligence, compliance, and security reporting.