Srikrishnan R
Azure, Windows, AD and Citrix Administrator | Tanium| NGAV| EDR| XDR| HIPS| DLP| FIM| Email Security| Vulnerability Management |Cloud Security - CSPM, CWPP, WAAS, Microsoft 365 Defender| XSIAM, XSOAR| Patch Management
- Role
- Manager at Tata Communications
- Location
- Chennai, TN, IN
- LinkedIn followers
- 500 followers
About Srikrishnan R
Currently Working as Security Operations Manager at Tata Communications Ltd Daily…
Experience
Manager
Dec 2022 — Present · Chennai, IN
Cyber Security Engineer with overall 11 Years of IT industry experience in Windows Server, Active Directory and Azure administration, Endpoint Security, Cloud Security, Identity Security, Microsoft 365 Security, Cloud App Security, Email Security, Database Security, Data Loss Prevention, Citrix Administration, Patch Management, Tanium Administration and Vulnerability Management.• Configuring Inbound and Outbound Anti-Phishing, Anti-Spam, Anti-Malware, Safe Attachments and Safe Links Policy in Microsoft Defender for O365• Enhancing the Organizational Security Posture by reducing the Exposure Score by taking action on Security Recommendations provided by Microsoft Defender Vulnerability Management.• Gave Analysis and Recommendations for the triggered Alerts in Microsoft Defender from various sources like Microsoft Defender for Office 365, Defender XDR, Custom detections and Microsoft Defender for Cloud Apps & Microsoft Defender for Identity.• Performing Governance and Identifying the Misconfigurations of the On boarded Cloud Resources, Sharing Vulnerability and Compliance Reports from Prisma Cloud CSPM and CWPP to the Infra Team and drive it towards resolution.• Created Detection and Prevention policy in CrowdStrike EDR and assigned it to Hosts group and provided analysis and remediation steps for the Endpoint Detection Alerts triggered in the console.• Performed Maturity Assessment for all the customers we handle and fixed the gaps as per the recommended best practice.• Took End to End responsibility as a Transition Manager in transitioning a Project/Customer under Managed Security Services by verifying the COF, SDD, Purchase Order, License Certificate, HLD, LLD, SOP, SLA Matrix, SIEM Integration, PAM Integration, Credential Validation, Backups, Monitoring tool validation etc.
Education
Anand Institute Of Higher Technology
Bachelor of Engineering (B.E.), Electronics and Instrumentation Engineering
2009 — 2013
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