Shankar Yellure

Delivered frontline IT support via phone, email, and ticketing system for professors, staff, and students.

Administered user accounts and access controls in Active Directory/Azure AD, managing password resets and MFA enrollment.

Resolved network connectivity issues including DHCP, DNS troubleshooting, and Wi-Fi authentication failures.

Provided support for learning management systems (Blackboard, Canvas), addressing SSO failures and portal access problems.

Supported O365 and Google Workspace environments, troubleshooting mail flow and integration issues across platforms.

Diagnosed and repaired hardware issues including RAM, SSDs, projectors, and classroom AV systems.

Maintained technology in computer labs and classrooms, ensuring proper configuration and readiness for academic sessions.

Trained faculty, staff, and students on cybersecurity awareness and collaboration tools to enhance adoption.

• Administered and monitored enterprise-scale backup infrastructure supporting over 500 TB across multiple environments with 2,000+ protected endpoints globally.
• Maintained 99.9% uptime SLA by proactively identifying hardware failures, storage bottlenecks, and performance degradation through monitoring tools.
• Executed user access management, role-based permissions, Active Directory integration, and authentication troubleshooting for backup platforms.
• Conducted capacity planning by analyzing storage utilization trends and coordinating hardware upgrades per ITIL change management protocols.
• Managed disaster recovery configurations across environments, validating failover readiness and ensuring synchronized data across sites.
• Automated health monitoring and reporting using PowerShell and UNIX scripts, creating dashboards to track performance and compliance metrics.
• Led incident response for Severity 1/2 outages, collaborating with vendors and internal teams to restore services efficiently.
• Implemented monitoring scripts to validate replication status and appliance health while alerting on critical threshold violations.

• Managed large-scale enterprise backup operations with Avamar, Data Domain, NetWorker, and Veeam, achieving over 99% backup success rate for global multi-site workloads.
• Executed critical restore operations for VMs, NAS shares, NDMP volumes, and enterprise databases while ensuring strict RTO/RPO compliance during incidents and DR events.
• Monitored Data Domain systems via DDMC and DPA to identify storage issues, analyze compression ratios, and enhance backup throughput by 30%.
• Configured and maintained MTree-based replication on Data Domain and Avamar between primary and DR sites to ensure business continuity.
• Resolved backup failures including proxy connectivity issues, NDMP/NAS failures, VM backup errors, and tape library problems using ServiceNow and Lightning tools.
• Provided infrastructure support for VMware environments with seamless VM provisioning, snapshot management, and storage mapping for backups.
• Validated backup readiness during OS patching cycles and server migrations, coordinating with application teams to minimize downtime.
• Automated backup verification reports with PowerShell scripting, reducing manual review cycles by 40% while enhancing SLA response times.