uday kumar kumar
Security Analyst
About
Security Operations professional with 5+ years of hands-on SOC experience in MSSP environments, specializing in incident response, threat detection, and SIEM-based investigations across multi-client infrastructures. Proven ability to independently handle end-to-end incident investigations including ransomware, phishing/BEC, brute force, insider threats, and command-and-control (C2) activity. Strong expertise in Microsoft Sentinel (KQL), Microsoft Defender for Endpoint, and log correlation across AD, Azure, firewall, and endpoint telemetry. Demonstrated impact in reducing false positives, improving detection logic, and maintaining high SLA compliance in 24x7 SOC operations.
Skills & Expertise (22)
Work Experience
Security Analyst
First Tek Services Pvt Ltd
Feb 2021 - Present
Monitored and investigated 120–150+ security alerts/day across multiple client environments using Microsoft Sentinel and QRadar. Developed and tuned KQL-based analytics rules detecting: Impossible travel, brute-force attempts, OAuth abuse and Suspicious privilege escalation and anomalous logins. Reduced false positive alerts by ~30% through correlation rule tuning and log filtering. Correlated logs across AD, Azure AD, firewall, endpoint, and email systems to reconstruct attack timelines.
Senior Executive
First Tek Services Pvt Ltd
Oct 2016 - Jan 2021
Managed enterprise IT solution sales lifecycle and client engagements. Built foundational understanding of enterprise IT infrastructure (networks, endpoints, servers). Developed strong client communication and stakeholder handling skills, now applied in SOC incident coordination.
Education
Post Graduate (PG) - CSE - Maheswara engineering college, Hyderabad
2012 - 2014 · Afghanistan
Bachelor of Technology (B-Tech) - CSE - VNR VJIET, Hyderabad
2008 - 2012 · Afghanistan
Certifications
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Skills (22)
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