Prashanthi Chirivella

SOC Analyst

Mumbai, India 3+ yrs exp 81 · Excellent

About

Detail-oriented SOC Analyst with 2.8+ years of experience in 24x7 security operations at NTT Data. Skilled in threat detection, incident response, and SIEM/SOAR tools (IBM QRadar, Cyware), with a strong focus on reducing false positives and improving operational efficiency. Proven ability to manage end-to-end incident handling and collaborate effectively during critical security events.

Skills & Expertise (10)

IBM QRadar Advanced

8.1/10

Years Exp

threat detection and analysis Advanced

8.0/10

Years Exp

Log Analysis Advanced

8.0/10

Years Exp

VirusTotal Intermediate

7.5/10

Years Exp

LINUX Intermediate

7.0/10

Years Exp

ServiceNow Intermediate

6.5/10

Years Exp

Python Intermediate

6.5/10

Years Exp

IPvoid Intermediate

6.5/10

Years Exp

AbuseIPDB Intermediate

6.5/10

Years Exp

URLScan.io Intermediate

6.5/10

Years Exp

Work Experience

Associate Information Security Analyst

NTT Data Ltd.

Jul 2023 - Present

Manage 24x7 operations at SOC, including Log monitoring which includes incident detection, tracking and analysing on real time basis, create queries for custom report generation and create dashboards as per requirements. Monitored and triaged security alerts daily using IBM QRadar SIEM; escalated incidents based on severity levels by correlating logs data across various security devices with reference to MITRE ATT&CK TTPs. Managed end-to-end incident lifecycle detection, containment, eradication, and recovery across multiple client environments, coordinating with Cross Teams. Conducted in-depth analysis of security alerts using threat intelligence tools (VirusTotal, IPVoid, AbuseIPDB, and URLScan.io), reducing false positives by 30% through fine-tuning of security use cases, resulting in improved incident detection efficiency and minimized alert fatigue. Automated incident response workflows using Cyware SOAR, reducing average response time by 30% through custom playbook and actionable multi-step remediation. Generate and review daily, weekly, and monthly security reports, including SLA adherence, EPS monitoring, and inactive log source tracking for enhanced security awareness.