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Managed Azure Linux and Windows VM infrastructure across production and non-production environments
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Performed high-risk MBR to GPT migrations and online LVM disk expansions, enabling support for >2TB volumes with zero data loss
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Implemented and managed Azure File Shares, mounting via NFS/CIFS on Linux and Windows servers
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Designed and enforced secure IAM architecture using Azure AD, RBAC, and PIM, ensuring least-privilege access and audit compliance
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Created and managed computer accounts and service identities as per enterprise security approvals
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Executed AKS cluster upgrades and maintenance, ensuring minimal downtime and stable containerized workloads
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Installed and supported Docker environments for application teams
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Acted as primary escalation engineer for P1/P2 production incidents, resolving:
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VM boot failures
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Filesystem corruption
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Authentication and access issues
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Used Azure Boot Diagnostics and Serial Console to recover critical systems within SLA
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Troubleshot Linux–Windows authentication using SSSD and Active Directory
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Supported DR readiness activities and recovery validation
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Automated and standardized server provisioning tasks, improving operational efficiency