Senior System Administrator
CurrentAdministered large-scale Windows server farms, ensuring high availability and performance in AWS, Azure, GCE, Hyper-V and on-premise environments.Managed SQL databases, including installation, configuration, and maintenance.Oversaw network administration tasks, including monitoring and troubleshooting LAN/WAN connections, firewalls, and VPNs.Conducted server migrations, ensuring minimal downtime and data integrity.Implemented disaster recovery plans to safeguard critical business data.Developed a comprehensive training plan and conducted training sessions for onboarding new IT hires.