عبد الرحمن أسامة

• Managed software installations, patch deployment, and critical system updates across campus network, achieving a
15% reduction in system downtime and mitigating security vulnerabilities.
• Monitored network traffic using network analysis tools; troubleshot TCP/IP, DNS, and DHCP connectivity issues to
ensure secure and stable operations for 30+ users.
• Resolved Tier-1 technical support tickets related to hardware, software, and access control, maintaining high service
availability and enforcing security best practices.
• Assisted with Active Directory user account management, access provisioning, and Windows Server administration
tasks.
• Documented incidents, escalated security-related alerts, and supported compliance with internal IT security policies.