Swetha E
Chennai
Summary
I am a Cybersecurity professional working as a SOC Analyst at TCS, with a good foundation in IT. I use the Stellar Cyber Open XDR tool to monitor client environments in real time, enabling effective correlation of security events and early identification of threats across the clients and industries we support. I began my career as an IT Administrator in a TCS, where I managed network infrastructure, improved system stability and implemented essential data security measures.Then was Ab initio developer with proven ability to develop, test, debug, and deploy scripts that enhance data processing efficiency. In my current role, I focus on investigating security events, responding to incidents and helping organizations strengthen their security posture, safeguard sensitive information and maintain compliance with cybersecurity standards.
Overview
7
7
years of professional experience
1
1
Certification
Work History
Cyber Security Analyst
TCS
Chennai
03.2025 - Current
- Monitoring client environments in real time using Stellar Cyber SIEM/SOAR to detect threats and respond to security incidents efficiently.
- Deploying and managing Windows agent sensors across endpoints to ensure continuous log collection and forwarding to the Stellar Cyber platform.
- Utilizing the integrated MITRE ATT&CK framework within the SIEM to map adversary techniques, enrich alerts, and improve threat hunting effectiveness.
- Writing and customizing new detection rules within our SIEM according to client-specific requirements and the unique behaviour of each monitored environment.
- Collecting, analyzing and correlating logs from Active Directory, antivirus solutions, and firewalls to identify anomalies and support incident response efforts.
- Utilizing integrated AI features and automation within the platform to speed up alert analysis, reduce manual workload, and strengthen incident response.
- Hands-on experience using Microsoft Sentinel for log analysis, threat detection and analysing alerts to support effective incident response and mitigation of potential threats.
- Firm experience in deploying and securing infrastructure in Microsoft Azure cloud platforms, implementing security controls and managing cloud resources effectively.
Abinitio developer
TCS
Chennai
05.2024 - 02.2025
- Designed and maintained secure ETL pipelines using Ab Initio, achieving 100% data encryption compliance.
- Implemented ETL workflows to efficiently extract, transform, and load sensitive datasets.
- Managed end-to-end batch lifecycles using Autosys, integrating automated alerts for job failures.
- Developed advanced Unix shell scripts to automate collection of system performance metrics.
- Utilized SQL for complex data validation, ensuring security and privacy of confidential information.
Abinitio tester
TCS
Chennai
01.2022 - 04.2024
- Conducted testing on ab initio graphs to validate confidentiality and integrity of sensitive banking data during cleansing and transformation processes.
- Validated retail banking modules for a North American global bank, ensuring compliance and data quality benchmarks.
- Collaborated with development teams to verify access controls, ensuring only authorized dataset components were utilized during complex retail application testing.
IT Admin
TCS
Chennai
06.2019 - 11.2021
- Implemented proactive system monitoring tools, reducing system incidents by 40% and ensuring smooth day-to-day operations for a user base of 100,000+
- Managed network devices such as routers, switches, firewalls and access points.
- Monitored network performance and troubleshooting connectivity issues.
- Managed data backup solutions to safeguard critical information, ensuring business continuity and minimizing the risk of data loss.
- Ensured the security and privacy of the company's confidential data by implementing robust access controls, encryption protocols and comprehensive security measures.
Education
M.tech - Communication Systems
BSAR Crescent Institute of Science And Technology
Chennai05-2019
B.E. - ECE
Jerusalem College of Engineering
Chennai05-2017
Skills
- Risk Mitigation and Security Awareness
- MITRE ATT&CK Framework Phishing Email
- Analysis and Prevention Incident Investigation
- Vulnerability Assessment Vulnerability
- Management Log Analysis using Wireshark
- Windows Event Viewer Proficiency
- Penetration Testing and Vulnerability
- Research Gap Analysis SIEM Monitoring
- Firewall Management
- Ab Initio
- SQL querying
- Unix scripting
Certification
Stellar Cyber SOC Analyst Associate, STELLAR CYBER(09/2025 - Present)
Timeline
Cyber Security Analyst
TCS
03.2025 - Current
Abinitio developer
TCS
05.2024 - 02.2025
Abinitio tester
TCS
01.2022 - 04.2024
IT Admin
TCS
06.2019 - 11.2021
M.tech - Communication Systems
BSAR Crescent Institute of Science And Technology
B.E. - ECE
Jerusalem College of Engineering