Jeevan N

About Jeevan N

Senior cybersecurity professional with 7+ years of experience across SOC operations, detection engineering, threat hunting, and incident response in enterprise and cloud environments.I specialize in SOC L3 escalations, incident command, MITRE ATT & CK–aligned detection engineering, and purple team–driven threat detection improvements. I have led high-severity incident response, reduced MTTR, improved detection coverage, and significantly lowered false positives through data-driven tuning and process optimization.My experience spans SIEM, EDR, SOAR, and cloud-native security monitoring across Azure, AWS, and GCP. I work closely with SOC, IR, cloud, and infrastructure teams to translate threat intelligence and post-incident learnings into actionable detections and improved SOC maturity.

Experience

1. Security Specialist

   Cognizant

   Nov 2023 — Present · Bengaluru, IN

   Act as SOC L3 escalation point and incident commander for high- and critical-severity security incidents.Designed and deployed 100+ MITRE ATT & CK–mapped detection rules, improving detection coverage by ~35%.Reduced MTTR by ~30% through improved triage workflows, SOPs, and detection tuning.Conduct proactive threat hunting across endpoint, network, and cloud telemetry.Reduced false positives by ~40%, improving analyst efficiency.Led purple team simulations using AttackIQ to validate detection effectiveness.Authored SOC SOPs, playbooks, and RCA reports to improve SOC maturity.

Education

• Singhania University

  Bachelor of Science - BS, Information Technology