Experienced Core Network Engineer proficient in designing, implementing, and maintaining complex telecommunications networks. Skilled in deploying cutting-edge technologies to optimize network performance and ensure reliability. Proficient in routing, switching, and network protocols, with a deep understanding of TCP/IP, OSPF, BGP, MPLS, and other key protocols. Expertise in troubleshooting network issues and implementing effective solutions to minimize downtime. Strong communication skills and a proven ability to collaborate with cross-functional teams to achieve organizational goals.

► Perform Day by Day network performance monitoring ► Strong Escalation communicate with upstream providers and peering forthe transit link and troubleshooting efficiently.► Troubleshoot and Reconfigure for all devices such as ONU, Wireless APs,OLTs, CE Devices and L2 Switches.► Analysis for all tickets which need to assign in related teams quickly.► Manage and maintain for Monitoring System which are Libre NMS, SmokePing, Nagios, Cacti and Zabbix for the monitoring links, log alerts andupdating on the necessary.► Keep track on maintenance of technical documentation and solving ticketsin timely.► Calculate monthly SLA of B2B customer and report to Management.► Provide sharing sessions and trainings to team members and junior onanalyzing occurred incidents and troubleshooting the issue and givingtechnical support services to related teams. ► Proactive monitoring for the Core Devices such as IGW, BNG,CGN, AccessNetwork and metro network.

► Installation and maintenance for Ubiquities switches, Tough switches, Edgeswitches, Ruckus Aps, , Ubiquities OLTs and Vsol OLTs.► Frequency Tuning, Point to Point, Point to Multipoint and troubleshootingfor Cambium Devices, Mimosa Devices.► Experienced in remote wireless optimization, implementation, channeltuning and physical onsite supporting.► Take leadership process for managing junior engineers and laborers tofinished projects on time.► Familiar in OSS, Nagios, Cacti and Google Earth.► Configuring for ISIS and VxLAN in Mini PC for metro Ring.Experienced Proects► OLTs Installation for new POP sites► 100 Rujie AP and 30 switches implementation ► Server Installation such as Nagios, Libre NMS, Speedtest and Zabbix.► Migration for Transmission network to Access Network► 500k Metro Expansion Project ► Core Devices Migration in small ISP

► Provide first-line technical support to end-users, addressing hardwareand software issues promptly.► Install, configure, and maintain computer systems, servers, and networkdevices.► Collaborate with cross-functional teams to implement and manage ITprojects.► Conduct training sessions for employees on software applications and ITbest practices.► Responded to support tickets, emails, and phone calls to troubleshoot andresolve IT issues.► Conducted remote troubleshooting and provided on-site support asneeded.► Documented solutions and created knowledge base articles for commonissues.► Operating Systems: Windows, macOS, Linux► Hardware Troubleshooting, Network Configuration and Maintenance,Software Installation and Support, IT Security Best Practices and RemoteDesktop Support►. Technical Proficiencies: Microsoft Office Suite, Antivirus and EndpointProtection Software, VPN and Remote Desktop Solutions, Backup andRecovery Tools.