Ajay Kumar Jogi

About Ajay Kumar Jogi

Cybersecurity Analyst with 4.5+ years of hands-on experience in Security Operations…

Experience

1. Cyber Security Analyst

   Tata Consultancy Services

   Dec 2021 — Present · Hyderabad, IN

   Conduct proactive threat hunting by analyzing Indicators of Compromise (IOCs) and utilizing Tactics, Techniques, and Procedures (TTPs) to detect and remediate threats- Investigate and mitigate security incidents using SIEM (IBM QRadar), EDR (CrowdStrike Falcon Insight), and Firewalls, reducing incident response time by 30%- Perform root cause analysis on obfuscated executions and suspicious network activity, ensuring end-to-end remediation of security breaches- Monitor phishing emails, domains, and IPs using proprietary and open-source tools, preventing potential data breaches- Led automation efforts by suggesting new playbooks in Cortex XSOAR, increasing efficiency in incident handling by 40%- Oversee L1 analysts, ensuring swift triage and escalation of critical security alerts- Collaborate with Threat Intelligence (Recorded Future) to investigate potential domain impersonation and leaked credentials, preventing unauthorized access attempts- Respond to CASB and Prisma alerts to mitigate cloud security threats, ensuring compliance with security policies.Key Achievements: Reduced false positives in alert handling by 25% through fine-tuning SIEM rules. Developed a proactive network sweep strategy to detect malicious communication, minimizing security risks.