Senior Network Engineer

• Jun 2019 - Present

Network Engineer

• Jul 2014 - Jun 2019

• Managing Network Infra Structure • Managing configuration, implementation and deployment plans. • Trouble shooting of VOIP issue • Working closely with Telecommunications carriers to resolve network issues. • Traffic Monitoring and System Monitoring. • Identifying and resolving configuration issues • Tier 3 technical support for co-workers and customers. • Managing co-location servers (including IPTV infra servers). • Implement network performance and figuring out network problem. Understanding ISP and NZ network service infra § Understanding EUBA, UFB, UCLL § Understanding IPTV Service ( Streaming and vod service, Wowza Streaming Server) § Understanding how to trouble shoot and resolve XDSL and UFB issues. § Use various monitoring tool (PRTG/Cacti) to be vigilant about status of network while in duty § Understanding Avaya Call system • Nokia hiD6615, hiD 6620m hiX5650(MSAN Gear) • Cisco ASR 1001 (XE), Cisco 3825, 2651, Catalyst 2960, 3560, 3750 • Alcatel 7750SR C-12 and 7210SAS-M • RouterOS (Mikrotik) • PeerApp Caching Server (Ultraband)

network test engineer

• 2005 - 2013

Maintenance NOS with various Equipment (Layer2/3 Switches, Router and FTTH OLT/ONT) • Review RFP • Carrying out BMT in 1st place - Russia : implement L2 aggregation switches with GPON OLT and ONT - India(Nokia Siemens Network) : Replace xDSL network to GPON network - Hong Kong(PCCW) : Launch IPTV service with GPON System. - USA : Carrying out Trials with GPON ONT for some Tier 3 companies. - Thailand : Carrying out Trial with GPON OLT/ONT for CAT Telecom - • Tier 3 technical support • Strong technical background of OSI 7 layer protocol standard (IEEE) § Dasannetworks is the most biggest vendor company which produces L2/L3 Switches, Router, EPON and GPON OLT/ONT in Korea. I have been worked in Product Assurance team thus tested all futures and functions based on protocol standard (IEEE) • BMT and Trial Experience § Compete with other vendors ( Huawei, Calix, Cisco, Alcatel Lucent) in 1st place § Figuring out unexpected issues during BMT • Experience tier3 technical support and training to customers § Regularly having training session to customers. § Implement customer’s network infra and customizing configuration