Arman Ullah Siddiquee

• Provided L1-L3 support for 250+ employees, resolving 60% of queries on first contact via phone and email, including Microsoft 365 and Intune. • Managed network infrastructure with 99.5% uptime, backups, and failover uplinks. • Designed an OVPN-based solution for 56 sites, increasing workforce efficiency by 20%. • Administered 6 Dell R740 servers with VMware ESXi for Windows & Linux systems. • Reduced SLA expenses by 54% and ensured 30% contingency stock through vendor management.

• Led a 6-member IT team, ensuring smooth operations for 70+ users and supporting construction projects. • Managed network and servers for 3 years, deploying a file server and configuring 3 site-to-site VPNs. • Optimized print management for 70 workstations with a centralized print server. • Enhanced IT service delivery, including network, servers, and collaboration tools. • Secured a $30,000 investment, significantly improving IT performance and efficiency.

• Supported over 100 users and handled LAN/WAN troubleshooting, Windows Server 2008, Active Directory queries, IT asset inventory, PABX, CCTV, Attendance devices and 2 remote offices. • Managed backup of 30+ business critical user emails, 6 virtual servers and 10+ network switch configurations.