✔ Responsible for maintaining the virtual infrastructure hardware, operating systems, and VMs on servers which support business processing requirements.✔ Perform daily system monitoring, verifying the integrity and availability of all systems. Supervising common threats & viruses, Mitigate the DDOS attacks with BlackHole & FastnetMoon.✔ Installation and configuration of Linux servers in virtualized environments.✔ Administering & Configuring Proxmox, Virtualizor, WHMCS, WHM… Show more ✔ Responsible for maintaining the virtual infrastructure hardware, operating systems, and VMs on servers which support business processing requirements.✔ Perform daily system monitoring, verifying the integrity and availability of all systems. Supervising common threats & viruses, Mitigate the DDOS attacks with BlackHole & FastnetMoon.✔ Installation and configuration of Linux servers in virtualized environments.✔ Administering & Configuring Proxmox, Virtualizor, WHMCS, WHM & cPanel, Webuzoo for hosting & VPS management.✔ Installation and configuration of complex Linux based open-source application like Cactiez, 3CX, Elastix, BIND for Authoritative DNS, PieHole for add free caching DNS, LAN Cache for PC game DNS, Zimbra, Mailx, LibreNMS, WeatherMap, Observium, Zabbix, Nagios, Netbox, Dude, Free radius, Graylog, etc. under Linux operating system.✔ Prepare plane for the billing solution with Maxim and Radius✔ Constant monitoring / maintenance of core network performance, log analyze and generate report on weekly basis.✔ Configure all communication issues between virtual switch and physical switch. ✔ Configuring and troubleshooting with network devices such as Juniper, MikroTik routers & Cisco, Huawei, BDCOM, switches Epon & Gpon OLT, Wi-Fi Router and Wi-Fi Network.✔ Administering & troubleshooting hardware problems in DELL and Supermicro servers.✔ Supervise NOC & support to prepare their weekly work schedule for NOC & support team to assign work. Show less

✔ Responsible for maintaining the virtual infrastructure hardware, operating systems, and VMs on servers which support business processing requirements.✔ Perform daily system monitoring, verifying the integrity and availability of all systems. Supervising common threats & viruses, Mitigate the DDOS attacks with BlackHole & FastnetMoon.✔ Installation and configuration of Linux servers in virtualized environments.✔ Administering & Configuring Virtualizor, WHMCS, WHM &… Show more ✔ Responsible for maintaining the virtual infrastructure hardware, operating systems, and VMs on servers which support business processing requirements.✔ Perform daily system monitoring, verifying the integrity and availability of all systems. Supervising common threats & viruses, Mitigate the DDOS attacks with BlackHole & FastnetMoon.✔ Installation and configuration of Linux servers in virtualized environments.✔ Administering & Configuring Virtualizor, WHMCS, WHM & cPanel, Webuzoo for hosting & VPS management.✔ Installation and configuration of complex Linux based open-source application like Cactiez, Elastix, BIND for Authoritative DNS, PieHole for add free caching DNS, LAN Cache for PC game DNS, Zimbra, Mailx, Observium, Zabbix, Nagios, Dude, Free radius etc. under Linux operating system.✔ Prepare plane for the billing solution with Maxim and Radius✔ Constant monitoring / maintenance of core network performance, log analyze and generate report on weekly basis.✔ Configure all communication issues between virtual switch and physical switch. ✔ Configuring and troubleshooting with network devices such as Juniper, MikroTik routers & Cisco, Huawei, BDCOM, switches Epon & Gpon OLT, Wi-Fi Router and Wi-Fi Network.✔ Administering & troubleshooting hardware problems in DELL and Supermicro servers.✔ Supervise NOC & support to prepare their weekly work schedule for NOC & support team to assign work. Show less

✔ Responsible for maintaining the virtual infrastructure hardware, operating systems, and VMs on servers which support business processing requirements.✔ Perform daily system monitoring, verifying the integrity and availability of all systems. ✔ Maintain, upgrade, and implement to the Virtualizor, VMware ESXi 5.x & 6.x infrastructure.✔ Installation and configuration of Linux servers in virtualized environments.✔ Network Troubleshooting with Cisco, Mikrotik, Juniper, BDCOM… Show more ✔ Responsible for maintaining the virtual infrastructure hardware, operating systems, and VMs on servers which support business processing requirements.✔ Perform daily system monitoring, verifying the integrity and availability of all systems. ✔ Maintain, upgrade, and implement to the Virtualizor, VMware ESXi 5.x & 6.x infrastructure.✔ Installation and configuration of Linux servers in virtualized environments.✔ Network Troubleshooting with Cisco, Mikrotik, Juniper, BDCOM, Extreme Black Diamond, Exos, Brocade, Quanta switches Epon & Gpon OLT, Wi-Fi Router and Wi-Fi Network.✔ Troubleshoot Routers and Switches ensuring Network Connectivity.✔ Administering & troubleshooting hardware problems in HP, DELL and Supermicro servers.✔ Proactive Monitoring the Network & System Show less

✔ Configuring and troubleshooting with Cisco, MikroTik, BDCOM, Wi-Fi Router and Wi-Fi Network.✔ Troubleshoot Routers and Switches ensuring Network Connectivity.✔ Prepare device test and performance reports.✔ Switch and router configuration as needed including VLAN, Inter-VLAN routing as per requirement.✔ Monitor and troubleshoot Upstream, GGC and BDIX bandwidth utilization.✔ Monitoring Network by network tools The Dude, Nagios, Cacti MRTG, Cactiez, Peer monitor.✔… Show more ✔ Configuring and troubleshooting with Cisco, MikroTik, BDCOM, Wi-Fi Router and Wi-Fi Network.✔ Troubleshoot Routers and Switches ensuring Network Connectivity.✔ Prepare device test and performance reports.✔ Switch and router configuration as needed including VLAN, Inter-VLAN routing as per requirement.✔ Monitor and troubleshoot Upstream, GGC and BDIX bandwidth utilization.✔ Monitoring Network by network tools The Dude, Nagios, Cacti MRTG, Cactiez, Peer monitor.✔ Configure and maintenance and monitor OLT and PON technologies.✔ POP Backbone path monitor also contact with concern team in case of path failure✔ Client link down issue (FO Laser problem / ONU change issue)✔ Networking topologies or network solution for the clients.✔ Proactive Monitoring the Network & System Show less

✔ Configure and troubleshoot WiFi Router and WiFi Network.✔ Test for faulty devices to find root cause of malfunction.✔ Prepare device test and performance reports.✔ Clients LAN problem troubleshooting (includes: broadcasting in LAN, UTP cable loose, Connector change, IP networking, loop identify in client side LAN etc.)✔ Client link down issue (FO Laser problem / ONU change issue)✔ Onsite and phone support✔ Networking topologies or network solution for the clients✔… Show more ✔ Configure and troubleshoot WiFi Router and WiFi Network.✔ Test for faulty devices to find root cause of malfunction.✔ Prepare device test and performance reports.✔ Clients LAN problem troubleshooting (includes: broadcasting in LAN, UTP cable loose, Connector change, IP networking, loop identify in client side LAN etc.)✔ Client link down issue (FO Laser problem / ONU change issue)✔ Onsite and phone support✔ Networking topologies or network solution for the clients✔ Test for faulty devices to find root cause of malfunction.✔ Provide Initial support to nurse a new client and troubleshoot any reported problem.✔ Attend client complains over phone and at home/office.✔ Maintain quality control/satisfaction records, constantly seeking new ways to improve customer service.✔ To support the Systems & Operations provided by the System Engineer. Show less

✔ Hardware Maintenance & Trouble Shooting.✔ Software maintenance and troubleshooting.✔ Monitor LAN/WAN against prepared baseline and take necessary preventive and/or correctivemeasures for any unusual activities.✔ To support the System & Operations.

✔ Diagnose, trouble shoot and solve problems for computers, LAN, e-mail, Internet, Printer etc.✔ Perform very speedy in Scanning and Typing both Bengali & English.✔ Prepare reports as per need of supervisor.✔ I served their office Productivity level for various prospect on demand.