Windows Server Administrator with experience in Active Directory, DNS, DHCP, GPO, Hybrid Setup. My goal is to maximize uptime and deliver excellent IT support to ensure smooth business continuity.
Overview
3
3
years of professional experience
1
1
Certification
Work History
System Admin
ABC Company - Current Organization
11.2024 - Current
Managed Windows Server environments to ensure stability, performance, and uptime
Created and managed users, groups, and Organizational Units (OU) in Active Directory
Managed identity and access control using Microsoft Entra ID(Azure AD) with SSO integration
Configured Group Policy Objects (GPOs) for system security and configurations
Supported Office 365 / Microsoft 365 administration (users, licenses, mailboxes)
Supported network connectivity issues including IP addressing,LAN/WAN, Wi-Fi, VPN, DNS, and DHCP
Configured VLANs and supported VPN connectivity to ensure secure network communication
Configured DHCP scopes and IP reservations to ensure efficient and reliable IP address assignment
Configured and managed DNS records (A, CNAME) and forwarders to ensure reliable network resolution
Managed Hyper-V virtualization for server deployment and performance optimization
Implemented NTFS permissions, file sharing, and FSRM quotas for storage control
Handled OS installation, patching, and server upgrades in production environments
Monitored server performance and availability using system monitoring tools and logs
Performed FSMO role transfers and maintenance to ensure AD domain stability and operations
Configured DFS Namespace and replication for centralized and highly available file access in network
Managed disaster recovery using AD Recycle Bin, System State Backup, and Azure Backup
Integrated on-prem AD with Azure AD for hybrid identity management
Managed backups and disaster recovery for reliable data protection and fast system recovery
Used Azure File Sync for cloud-based file replication and backup
Using Azure Backup Service for backup of On Premises Server
Managed IT tickets in ServiceNow/Jira, ensuring timely resolution within SLA
IT support engineer
XYZ Company - Previous Organization
08.2023 - 11.2024
Troubleshoot hardware, software, network, printer, and peripheral issues to minimize downtime
Managed user accounts, groups, and permissions in Active Directory
Managed user authentication and access using Microsoft Entra ID (Azure AD)
Installed, configured, and upgraded Windows OS and enterprise applications
Performed system imaging, deployment, and software installation for end-user devices
Troubleshoot LAN/WAN, VPN, and remote access connectivity issues
Resolved DNS and DHCP issues for stable network operations
Troubleshoot network issues using ping, tracert, and ipconfig tools
Supported Microsoft 365 apps including Outlook, Teams, and OneDrive
Installed, configured, and troubleshot desktops, laptops, and peripheral hardware devices
Configured and maintained printers, scanners, and shared devices
Managed Group Policy Objects (GPOs) for security and access control
Assisted in backup, data recovery, and disaster recovery processes
Resolved IT tickets in ServiceNow while meeting SLA targets
Maintained IT asset inventory and hardware lifecycle tracking