
Arbaz Khan
Kompetenzen

Meine Dienstleistungen


Portfolio
Arbeitserfahrung
IT Support
Sapphire Consulting Services • Vollzeit
Oct 2025 - Present • 11 mos
• Supervise IT operations across 3 sites and lead a 4-person support team, coordinating daily task allocation, escalation handling, and service delivery to maintain consistent IT support standards across all locations. • Provided end-to-end L1–L3 technical support across Windows, Linux, and macOS endpoints for 50+ users, resolving hardware, software, and OS issues while communicating clearly with staff to maintain uninterrupted department operations. • Managedandtracked IT asset inventory, including hardware, software licenses, and peripheral equipment, keeping records accurate and audit-ready across the department. • Coordinated with external vendors for procurement, maintenance contracts, and technical escalations, ensuring timely resolution of hardware and service issues. • Deployed andadministered BitDefender GravityZone EDR across 30+ enterprise endpoints, enforcing security policies, handling incident response, threat isolation, and patch deployment. • Deployed andmanaged Zabbix, Grafana, Prometheus, and NetAlertX to monitor network devices and servers, configuring dashboards and alert thresholds for proactive issue detection. • ManagedDNS,DHCP,VLAN configuration, and firewall rules to support stable internal network operations, resolving connectivity issues across the department. • Installed and configured Veeam Backup and Recovery, establishing automated backup schedules and validating restore points for data resilience. • Maintained clear technical documentation of support tickets, configurations, and procedures to standardize IT operations and support knowledge transfer.
Information Security Associate
SignDevOps • Teilzeit
Aug 2024 - Apr 2025 • 8 mos
• Performed penetration testing on client websites and networks, using Nmap and Nikto for reconnaissance and vulnerability scanning, and directory brute-forcing to identify exposed paths. • UsedBurpSuite Enterprise Edition for web application testing and Metasploit Framework for exploitation testing. • Conducted vulnerability scanning using Tenable Nessus and analyzed network traffic with Wireshark. • Wroteadetailed penetration testing report for the client, documenting findings and remediation recommendations.