Jayasri Dasari

Experience

1. Security Analyst

   Tech Mahindra

   Aug 2021 — Present

   Monitor, analyze, and respond to real-time security incidents within the GSOC environment. Perform second-level analysis on security alerts and escalate incidents as needed. Conduct phishing email investigations, malware analysis, and suspicious activity reviews. Provide tuning recommendations for SIEM rule sets and alert thresholds to reduce false positives. Prepare and deliver daily, weekly, and monthly reports for clients, including dashboards and KPIs. Perform log collection and analysis from network devices, applications, and endpoints. Troubleshoot and maintain SIEM solutions, ensuring system health and availability. Collaborate with incident response teams to contain, mitigate, and recover from cyber threats. Assist in developing security use cases and playbooks for repetitive incidents. Ensure compliance with security standards, client policies, and regulatory requirements. Key Achievements: Reduced incident resolution time by 20% through optimized playbooks and SOPs. Identified and mitigated multiple phishing and malware campaigns, minimizing business impact. Supported audit and compliance reviews, ensuring SOC processes met client expectations. Actively contributed to knowledge base creation and team training initiatives.

Education

• Narayana

  Master of Technology

• SREE VENKATESWARA COLLEGE OF ENGINEERING

  Bachelor of Technology