Pankaj Thokal
Senior Information Security Engineer @Jio
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WORK HISTORY
Senior Information Security Engineer @Jio
Navi Mumbai, IN
Install, configure, and maintain the SIEM platform.Integrate log sources (servers, network devices, endpoints, applications, and cloud services) into the SIEM.Develop and maintain data parsers, custom connectors, and ingestion pipelines.Ensure proper collection, normalization, and parsing of logs from all sources.Optimize log storage and retention policies for compliance and operational efficiency.Troubleshoot issues with missing or improperly formatted logs.Create and fine-tune correlation rules, alerts, dashboards, and reports.Develop custom queries for specific monitoring or investigative needs.Collaborate with security analysts to enhance use cases for threat detection.Ensure the SIEM is monitoring critical assets and applications.Validate and optimize alert thresholds to minimize false positives and ensure timely response.Monitor the health and performance of the SIEM platform.Assist security analysts during incident investigations by providing logs, correlation insights, or custom queries.Generate timelines and root cause analysis for incidents.Perform regular updates, patches, and upgrades of the SIEM platform.Monitor and optimize SIEM performance to handle the required volume of logs and events.Ensure backup and recovery of SIEM configurations.
EDUCATION
P. R. Pote s College of Engineering & Management, Amravati.
Engineer’s Degree, Electronics and Telecommunication
Sant Gadge Baba Amravati University, Amravati
Bachelor of Engineering - BE
ABOUT PANKAJ THOKAL
With a strong foundation in cybersecurity and system administration, I bring 7+ years of experience in building, managing, and securing IT infrastructure. Currently, I focus on SIEM solutions, threat detection, and infrastructure hardening, with hands-on expertise in tools like Wazuh, OpenSearch, and ELK.I’m passionate about automating security processes, improving system visibility, and staying ahead of emerging threats. Whether it\'s crafting custom Logstash pipelines or tuning alert rules, I thrive in environments where proactive defense meets continuous learning.
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