MD AZIZUR RAHMAN

• Successfully deployed multiple mini-clusters across Google data centers in Europe. • Managed deployment, maintenance, and support of network devices in existing and new data centers. • Executed rack tasks, including deployment, structured cabling, troubleshooting, and decommissioning. • Performed hardware replacements and upgrades (CPUs, memory modules, hard drives). • Investigated and resolved network events within defined SLAs. • Conducted WiFi surveys to evaluate and improve wireless network coverage.

• Managed and maintained network operations for multiple vendors. • Racked and stacked routers, switches, firewalls, and APs in LAN/WAN environment. • Performed troubleshooting with regard to network connectivity, such as TCP/IP, DNS, DHCP, gateway, and subnet mask. • Installed and upgraded desktop/laptop operating systems and applications. • Managed Active Directory user accounts, groups, and permissions.

Provided first-level technical support to end-users. Responded promptly to tickets and service requests, ensuring timely resolution. Resolved technical issues related to laptops, printers, scanners, and other peripheral devices. Installed and troubleshot network devices (e.g., switches, routers, access points) as part of first-level support. Prepared and configured new desktops and laptops for deployment, including operating system setup.

IT Rollout Project – Rosche, Mannheim Installed desktop computers at workstations, including full peripheral setups. Configured laptops according to company standards and security policies. Tested and verified the functionality of the organization’s applications on new systems. Ensured smooth deployment with minimal disruption to daily operations.

Installation and configuring of Cisco routers and switches. Monitor network infrastructure and troubleshoot issues relating to TCP/IP, DNS, DHCP. Installation and management of Windows desktops (WIN 8/ WIN 7). Implementation of Active directory, DNS, Firewall. New PC build-ups and troubleshooting.

Next Generation Networks -Advance Multimedia Communication -Routing and Traffic Engineering-Digital Signal Processing -Cryptography -IT Security -Audio-Video Coding -Advances Channel Coding -Advance Mathematics

Power Engineering -Electrical Concepts -Digital Circuits -Digital Signal Processing -Micro Controller -Fourier Transform -communication-optical fiber-Programming knowledge e.g. C, Java & Matlab