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Nagarjuna A.S

Nagarjuna A.S

Security Analyst

Davanagere, Karnataka, India 4+ yrs exp 80 ยท Excellent

About

Cybersecurity Analyst with over 3 years of total Cybersecurity experience, with hands-on SOC experience at SISA Information Security. Proven expertise in real-time threat monitoring, incident response, root cause analysis and threat investigation using SIEM tools and cybersecurity best practices. Skilled in creating and fine-tuning use cases, developing runbooks and performing SOC monitoring to ensure effective and efficient security operations.

Skills & Expertise (15)

CrowdStrike Falcon Intermediate
7.5/10
3
Years Exp
Microsoft Defender Intermediate
7.0/10
3
Years Exp
Threat Hunting Intermediate
7.0/10
3
Years Exp
Microsoft Purview DLP Intermediate
6.5/10
3
Years Exp
Microsoft Sentinel Intermediate
6.5/10
3
Years Exp
IBM QRadar Intermediate
6.0/10
3
Years Exp
Grafana Intermediate
6.0/10
3
Years Exp
CloudSEK XVigil Intermediate
5.5/10
3
Years Exp
ProAct AbuseIPDB IBM X-Force Exchange VirusTotal Any.Run sandbox Jira Manage Engine

Work Experience

SOC Analyst | Incident Responder

SISA Information Security Pvt. Ltd

Aug 2023 - Present

Utilized SIEM, EDR and MDR tools for real-time log monitoring, threat detection, and security event analysis across diverse network components, including firewalls, IDS/IPS, operating systems, proxy servers, Active Directory, system applications, and databases. Investigated and escalated security incidents with in-depth analysis and actionable recommendations; analyzed and resolved false positives to ensure efficient incident handling and reduce alert fatigue. Developed and maintained custom dashboards in SIEM to monitor bot activity, detect malicious traffic, and identify anomalous spikes during high-traffic sales events, including Big Billion Days, End of Season Sales, Independence Day Sale and the Great Indian Festival Sale. Monitored and analyzed traffic patterns using Cloudflare dashboards to detect and mitigate potential DDoS attacks and malicious requests, ensuring high availability during peak traffic periods. Configured and generated custom security reports as per client requirements, delivering daily insights into firewall traffic, IDS/IPS activity, open tickets, and device status for effective operational oversight. Prepared and presented weekly and monthly KPI reports to track performance metrics, aiding in data-driven decision making for security improvements and operational efficiency. Conducted regular system health checks, monitored log stoppages, managed asset integrations to maintain optimal system performance and compliance contributed to the development and implementation of automated use cases and templates, resulting in improved response times and reduced manual workload. Analyzed and responded to phishing email threats, and reporting for proactively blocked malicious IPs and URLs at the firewall and proxy level, significantly reducing exposure to social engineering attacks. Drafted detailed shift handover documentation to ensure seamless transitions and continuity in 24/7 security operations. Conducted weekly team meetings to review ongoing issues, align on project goals, and contribute to strategic discussions around threat mitigation and operational improvements.

Associate service delivery

ReSource Pro

Dec 2021 - Aug 2023

Worked as an Associate, Service Delivery role, Prepared and issued Certificates of Insurance (COIs) in compliance with client and insurer requirements, ensuring accuracy and timely delivery. Coordinated with clients and internal teams to understand insurance requirements, coverage details, and policy conditions. Provided customer support by addressing insurance-related queries and resolving documentation issues efficiently.

Education

No education history added yet

Certifications

No certifications added yet

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Profile Score Breakdown

๐Ÿ“ท Photo 10/10
๐Ÿ“„ Resume 10/10
๐Ÿ’ผ Job Title 10/10
โœ๏ธ Bio 10/10
๐Ÿ› ๏ธ Skills 20/20
๐ŸŽ“ Education 0/10
โฑ๏ธ Experience 15/15
๐Ÿ’ฐ Rate 0/5
๐Ÿ† Certs 0/5
โœ… Verified 5/5
Total Score 80/100

Profile Overview

Member sinceSep 2026