Bikram Sarkar

About Bikram Sarkar

Experienced Cyber Security Analyst over 11+ years of hands on expertise on SOC, Incident Response, SIEM Admin, Email security, MS Cloud app security, EDR. Leading offshore Security Operation Center with excellent reputation for problem solving & improving customer satisfaction. Splunk ES AdminInstallation and Configuration of Splunk component in distributed cluster environment, on-boarding the data from different Platform, log sources. Indexer and search head cluster configuration and management. Developed Splunk Search Processing Language(SPL)queries to create Correlation rule, Alerts, Reports, Dashboards and customized them base on client requirement. Proofpoint Email Security AdminAdministrator of Proofpoint protection hosted on POD cloud and other Proofpoint component include TAP, TRAP, EFD. Implemented Domain onboarding process by creating SPF,DKIM,DMARC record and put them in DNS zone, creating custom detection rule to allow or block any email in email firewall base on customer requirement. Involved in analysis of critical email related issue to identify possible Phishing, Spoofed, Impersonation attacks. Microsoft Defender for Endpoint/ Defender ATP Working on Microsoft defender ATP(Advanced Threat Protection)for analysis and monitoring alertstriggered on different Endpoints in the network and apply remediation to prevent the possible cyber threatfrom Virus,Ransomware etc. Involved in rootcuase analysis using \'Advanced Hunting\' and creating customdetection rule like malicious PowerShell execution, log4j vulnerability, IOC signature base alert toidentify any suspicious activity. Microsoft Defender for Identity/ Azure ATPWorking on Azure ATP for monitoring and analysis Active Directory signals to identify, detect, and investigate user login-based activity, brute force attack attempts, honey token activity, account lockout relatedalerts and finding out the reason behind it. Microsoft Defender for Office 365Working on Microsoft Office365 ATP to mitigate email non-delivery issues, protect against cyber threats like business email compromise, credential phishing, suspicious content like links and files across Office 365. Service NowWorking on Snow ticketing tool to manage Incident, Service request, Change Request.

Experience

1. Cyber Security Consultant

   Genpact

   May 2023 — Present · Kolkata, IN

Education

• Mallabhum Inst of Technology

  Bachelor of Technology (B.Tech.), Computer sc and Engineering

  2008 — 2012

Skills

• Selenium
• Sql
• Test Automation
• Manual Testing
• C
• Regression Testing
• Qtp
• Test Cases
• Software Quality Assurance
• Javascript
• C++
• Java
• Jsp
• Core Java
• Hp Qtp
• Selenium Automation Testing Framework Designing
• Arcsight
• Qualys
• Security Information and Event Management (Siem)
• Owasp
• Email Gateway Analysis
• Rsa Sa
• Bluecoat Proxies
• Threat & Vulnerability Management
• Threat Analysis
• Burp Suite
• Websense
• Symantec Endpoint Protection
• Information Security
• Nessus
• F5 Bigip
• Archer
• Firewalls
• Dlp