A SAI KRISHNA DORA

Results-driven and detail-oriented Senior Server Administrator with hands-on experience in managing, configuring, and supporting enterprise-level IT infrastructure, including the aviation industry. Currently working on a strategic aircraft project, ensuring system stability and business continuity through expert handling of Windows Server, VMware ESXi/vCenter, SCCM, and DNS infrastructure.. Demonstrated expertise in:

• VMware virtualization – provisioning, maintaining, and optimizing virtual machines and hosts
• Windows Server administration – including user/group policies, security configurations, and troubleshooting
• Microsoft SCCM – patch deployment, application packaging, and software distribution across large enterprise environments
• Scripting – Automated daily server health checks, patch status reports, and user management tasks using PowerShell scripts, enhancing system reliability and reducing human error.

Proactive in system health monitoring, performance tuning, and ensuring high availability & effective stakeholder communication and technical coordination across IT and application teams.

• Company Overview: Client - Corning Inc.
• Implemented and managed VMware virtualization infrastructure.
• Skilled in VMware vSphere, vCenter, ESXi, Splunk tool, vMotion, HA, DRS, Storage vMotion.
• Optimized performance and ensured high availability for VMs.
• Successfully deployed virtualization solutions to meet business objectives.
• Received NextGen Rockstar award from client for 2023.
• Proven ability to work as a shift lead.
• Expertise in ServiceNow ticket handling, ITIL process, Change management.
• Managed the deployment of ESXi updates(more than 100) and vCenter upgrades.
• Adept at troubleshooting complex issues like BSOD, PSOD, VM/Node down, Hardware replacements, worked with Microsoft vendors.

• Company Overview: Client - Corning Inc.
• Managed Microsoft Windows Server environments - 2012 R2, 2016, 2019.
• Installed, configured, and maintained Windows Server operating systems, Active Directory, Group Policy, Exchange Server & DFS.
• Implemented access and permissions & Group policy (GPO) in Active Directory, windows patching with VMware tools upgrades, and worked on system monitoring tools such as Splunk.
• Troubleshoot complex technical issues and provided timely resolution on File share systems.
• Collaborative team player committed to delivering high-quality support.
• Managed file share migration of more than 50 windows server by using scripts such as Robocopy.