Raheel K

System Administrator

Gulf Extrusions Company LLC • Full time

Jun 2025 - Present • 1 yr 4 mos

Responsible for managing and maintaining enterprise IT infrastructure, ensuring high availability, security, and performance across cloud and on-premises environments. Administer Microsoft 365 services including Exchange Online, Microsoft Teams, SharePoint Online, OneDrive, user provisioning, license management, security policies, and troubleshooting. Manage Microsoft Azure services, virtual machines, cloud resources, identity management, and access control. Administer Windows Server environments, Active Directory, Group Policy, DNS, DHCP, file servers, print servers, and backup solutions. Provide support for VPN connectivity, firewall administration, network monitoring, endpoint security, antivirus management, and disaster recovery planning. Configure and maintain IT hardware, storage systems, network devices, and business-critical applications. Support end users by resolving technical issues related to desktops, laptops, printers, Microsoft Office, email systems, and network services. Perform system upgrades, patch management, performance optimization, and infrastructure enhancements. Collaborate with vendors and business stakeholders to implement IT projects, improve operational efficiency, and maintain compliance with organizational security standards. Key Skills: • Microsoft 365 Administration • Microsoft Azure • Exchange Online • Windows Server • Active Directory • Microsoft Teams • DNS & DHCP • VPN Administration • Group Policy Management • IT Security • Firewall Management • Backup & Disaster Recovery • Network Administration • Technical Troubleshooting • IT Infrastructure Management Committed to delivering secure, reliable, and scalable IT solutions while ensuring uninterrupted business operations and exceptional user support.

IT Admin

Al Ghurair • Full time

Dec 2011 - Mar 2025 • 13 yrs 3 mos

Provided end-to-end IT infrastructure support across multiple business units, ensuring smooth operation of critical systems and network services. Managed Windows Server environments, Active Directory domains, Group Policy administration, user account management, file and print services, and enterprise messaging platforms. Supported large-scale desktop environments and delivered technical support to employees across various locations. Administered VMware virtualization environments, server hardware, storage systems, backup solutions, and business-critical applications. Performed server deployments, system upgrades, health monitoring, capacity planning, and preventive maintenance to maximize uptime and performance. Configured and supported LAN/WAN connectivity, Cisco switches, wireless networks, VPN access, DNS, DHCP, and network security solutions. Assisted in troubleshooting complex infrastructure and connectivity issues, reducing downtime and improving service reliability. Supported IT projects including office relocations, infrastructure upgrades, application deployments, technology refresh initiatives, and disaster recovery planning. Worked closely with vendors and internal stakeholders to deliver reliable and cost-effective technology solutions. Maintained IT documentation, asset inventories, security policies, and standard operating procedures while ensuring compliance with company IT standards. Key Achievements: • Managed enterprise Windows Server environments • Administered Active Directory and Group Policies • Supported VMware virtualization infrastructure • Managed network services and connectivity • Delivered advanced technical support and troubleshooting • Participated in infrastructure modernization projects • Improved system stability and operational efficiency • Ensured business continuity through backup and recovery processes