In my running position as a Senior Network Administrator at VISION Technologies Limited, Pabna, Bangladesh, which is a nationwide internet service provider company. I am responsible for managing the company's network infrastructure and ensuring that it operated at optimal performance levels. I have extensive experience in network design, implementation, maintenance, and troubleshooting of both LAN and WAN networks. I also have experience working with different network devices and technologies including Cisco, Juniper, Mikrotik routers and switches, firewalls, VPNs, VoIP, wireless networks, OLT, and many other network devices.