Designed and optimized comprehensive IT network architecture, including the configuration and support of network management systems, ensuring seamless performance across all NTDE facilities in Dubai.Resolved complex network administration issues by providing comprehensive onsite support for network maintenance, configuration, implementation, and extending network support management.Installed, configured, and maintained computer hardware, software, networks, and applications, enhancing efficiency across over 600 systems, 200 laptops, and 50 printers, while promptly resolving issues to minimize downtime.Managed and supported a large IT infrastructure, comprising over 30 servers, including Exchange, Active Directory (AD), DNS, ISA, IIS,ERP, Oracle databases, and Warehouse Management Systems (WMS), ensuring smooth operation.Diagnosed and resolved laptop/PC issues for clients, delivering prompt technical assistance to ensure efficient operation and optimal performance, thereby reducing support call resolution times by 40%.Installed and managed Microsoft Hyper-V virtualization, optimizing server resource utilization and enhancing server efficiency, leading to a 30% improvement in overall server performance.Implemented Paper Cut software for efficient printer management, optimizing cost control measures and reducing printing expenses by 20% across the entire organization.Set up new user accounts and email IDs for new employees, facilitating seamless onboarding and immediate access.Configured and maintained SonicWall firewall devices, ensuring secure and efficient network connectivity, particularly with SonicWall model 3500, while optimizing network performance through wireless router management using RUCKUS routers.Installed and maintained Windows servers from Windows Server 2012 to the latest version, Windows Server 2022, while providing comprehensive technical support for Windows 10/11 clients, ensuring smooth and uninterrupted client operations.