Summary
Overview
Work History
Education
Skills
Experience Duration
Disclaimer
Timeline
Generic

Subhrajyoti Mitra

Kolkata

Summary

Motivated SOC Analyst (L1) with foundational knowledge in security operations, threat detection, and incident handling. Hands-on experience with SIEM tools, log analysis, and security monitoring. Strong understanding of MITRE ATT&CK, firewalls, IDS/IPS, and endpoint security. Quick learner with strong analytical skills, eager to contribute to a dynamic SOC team and grow in the field of cybersecurity.

Overview

2
2
years of professional experience

Work History

L1 SOC Analyst

SATTRIX INFORMATION SECURITY Ltd
06.2024 - 12.2024
  • Monitored real-time security alerts using SIEM tools.
  • Analyzed security logs from firewalls, endpoints, and network devices.
  • Investigated potential security incidents and threats.
  • Classified security events based on severity and risk assessment.
  • Escalated critical incidents to L2/L3 analysts and incident response teams.
  • Analysing & identifying false positive incidents. Bringing them into superior's notice. Suggesting appropriate action needs to be taken to reduce false positive rate.
  • Generated security reports and documented findings for audit compliance.
  • Followed predefined playbooks and SOPs for security incidents.
  • Coordinated with IT and security teams to mitigate threats.
  • Implemented IP blacklisting on firewalls to block malicious traffic and prevent unauthorized access.
  • Performed daily health checks on security devices (SIEM, firewalls, IDS/IPS, endpoint security) to ensure optimal functionality and log integrity.
  • Conducted routine system health checks on SOC infrastructure, identifying and in logs and alerts.
  • Checked and validated the availability and performance of SIEM dashboards, threat intelligence feeds, and security tools.
  • Reviewed and validated IP whitelisting requests, following security policies to prevent unauthorized access.


SOC Analyst

BHARTI AIRTEL
05.2023 - 03.2024
  • Monitored real-time security alerts using SIEM tools.
  • Analyzed security logs from firewalls, endpoints, and network devices.
  • Investigated potential security incidents and threats.
  • Classified security events based on severity and risk assessment.
  • Escalated critical incidents to L2/L3 analysts and incident response teams.
  • Analysing & identifying false positive incidents. Bringing them into superior's notice. Suggesting appropriate action needs to be taken to reduce false positive rate.
  • Generated security reports and documented findings for audit compliance.
  • Followed predefined playbooks and SOPs for security incidents.
  • Assisted in incident response efforts, including log retrieval, malware analysis, and initial containment.
  • Coordinated with IT and security teams to mitigate threats.
  • Implemented IP blacklisting on firewalls to block malicious traffic and prevent unauthorized access.
  • Developed and optimized firewall policies to balance security and business needs while minimizing attack surfaces.
  • Monitored and fine-tuned firewall rules to prevent unauthorized access and enhance network performance.
  • Collaborated with IT and security teams to define firewall policies for secure application and service communication.
  • Updating the security patches over the Fortinet firewall.

Education

Bsc Honours in Anthropology -

University of Calcutta

Skills

  • SIEM: Arcsight, IBM QRadar
  • EDR: Microsoft Defender
  • Firewall: Fortinet, Check Point, Palo Alto, Forcepoint

Experience Duration

1 years 3 months

Disclaimer

I hereby confirm that the information stated above is true to the best of my knowledge and belief.

Timeline

L1 SOC Analyst

SATTRIX INFORMATION SECURITY Ltd
06.2024 - 12.2024

SOC Analyst

BHARTI AIRTEL
05.2023 - 03.2024

Bsc Honours in Anthropology -

University of Calcutta

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Subhrajyoti Mitra