- Managed and supported Active Directory, Azure AD, ADFS, OAuth & SAML, Office 365, Exchange Online, SharePoint, and OneDrive.
- Handled DNS, Azure DNS, AWS Route 53, public domains, and SSL/TLS certificate lifecycle.
- Monitored critical systems and server health 24/7 using Host Monitor, ensuring high availability and performance.
- Performed server maintenance, patching, and troubleshooting to ensure system stability.
- Automated tasks using PowerShell to improve efficiency and reduce manual work.
- Provided Tier 2/3 support and resolved IT incidents with minimal downtime.
- Participated in system upgrades, cloud migrations, and security enhancements.
- Collaborated across teams to deliver IT solutions based on business needs.
- Maintained documentation for systems, configurations, and procedures.
- Monitored IT systems and data center infrastructure to ensure operational continuity.
- Performed regular backups and scheduled batch processing (daily, weekly, monthly).
- Coordinated with vendors for hardware replacement and incident handling.
- Maintained inventory of hardware inside data center racks.
- Supported preventive maintenance for power, fire suppression, CCTV, and access control systems.
- Reported system abnormalities and worked with relevant teams for timely resolution.
- Performed 24x7 shift duties to support critical data center operations.
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