I’m looking for a Security Analyst role where I can strengthen threat detection using MITRE ATT&CK and NIST CSF, automate investigations with PowerShell/Python, and own end-to-end incident response across cloud and identity environments.
Looking for a job
Abhishek Chatterjee
@abhishekchatterjee1
Cyber Security Analyst | SOC | SIEM/SOAR Engineer | Microsoft Sentinel, Defender, Splunk, Google SecOps | Threat Hunt | Cloud Security | Automation
IndiaWhat I'm looking for
Security Analyst with 3 years of hands-on experience at Accenture’s MSSP, specializing in security operations, SIEM/SOAR engineering, threat detection, incident response, and detection engineering across Microsoft Sentinel, Microsoft Defender, Google SecOps, and Splunk. Proficient in KQL, Python, PowerShell, Bash scripting, log analysis, and network traffic analysis using Wireshark.
Improved detection accuracy and reduced false positives through SIEM rule tuning aligned with the MITRE ATT&CK framework and NIST CSF. Experienced in Azure and AWS cloud security, identity threat analysis, vulnerability management, IOC analysis, phishing investigations, and SOC automation leveraging PowerShell and Python. Microsoft SC-200 and AWS CCP (CLF-C02) certified.
Experience
Work history, roles, and key accomplishments
Current
Handled end-to-end security incident response and log analysis using Microsoft Sentinel, including investigation, triage, containment, eradication, and recovery. Built SIEM automation and detection rules aligned to MITRE ATT&CK and NIST CSF, and performed phishing/malicious email investigations.
Monitored and triaged 100+ daily security alerts in Splunk as part of a 24/7 SOC, escalating confirmed incidents according to runbooks while maintaining SLA adherence. Investigated authentication and privileged access activity using Microsoft Entra ID and PIM logs, and improved detection accuracy via correlation rules and dashboards in Splunk.
Education
Degrees, certifications, and relevant coursework
SRM Institute of Science & Technology
Bachelor of Technology, Electrical & Computer Engineering
2019 - 2023
Grade: CGPA: 8.7 / 10
B.Tech in Electrical & Computer Engineering at SRM Institute of Science & Technology, Chennai (2019–2023), achieving CGPA 8.7/10.
Tech stack
Software and tools used professionally
Availability
Looking for a job
Location
IndiaAuthorized to work in
Social media
Job categories
Skills
BASHLinuxThreat HuntingMalware AnalysisThreat And Vulnerability ManagementLog AnalysisIncident ResponseSecurity OperationsSplunkAzure SentinelMicrosoft DefenderGoogle SecOpsAzure SecurityAWSCSPMGCPMicrosoft Entra IDPrivilege Identity ManagementNIST CSFOSINTPythonPowerShellSQLVirusTotal APIServiceNowMicrosoft 365 SecurityAvananMapped
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