zhaofeng wang

nfv and ps and epc specialist

About

Technology philosophy and insight driven by personal passion exercised through solid study of 3GPP specifications and years involvement in network deployment and troubleshooting. Focusing on mobile core network evolution, with experience from circuit switched network to all-IP network, understand whole network including RAN and billing system. Keeping interest in basic science and technology evolution, following latest update in physics, 5G, ICT convergence. On project intensive communication with customers in 15+ countries from 20+ operators, sophisticated in various networking and service flow scenarios, with customer satisfactory. Expertise in EPC/GPRS, teamwork with Billing/VAS/RAN/IP Backhaul in network planning/implementation/migration/troubleshooting enriched E2E perspective of mobile data service. Projects featured NFV/PCC/CBC/GUL Interoperability/VoLTE etc. Sophisticated in Huawei UPCC(PCRF)/USN(SGSN/MME)/UGW(GGSN/S-GW/P-GW)/DNS/CG/Switch/Firewall, with knowledge of Ericssion/Nokia products gained through projects.

Country

united states

City

chicago

Industry

telecommunications

Skill

lte, gprs, deep packet inspection, mobile communications, 3gpp, ip, gsm, umts, network design, internet protocol, general packet radio service

Experience

nfv and ps and epc specialist

2018-1 - Present · 8 yrs 9 mos

mobile engineer

shanghai guoxiang info technologies

2008-3 - 2010-6 · 2 yrs 4 mos

2008.5-2010.6 Inner Mongolia China Unicom GSM/WCDMA core network softswith

mobile packet core engineer

huawei technologies

2010-9 - 2015-10 · 5 yrs 2 mos

Packet Core network rollout technical director, in charge of contract fulfillment, including technical plan negotiation, technical team buildup, rollout resource training, customer communication, technical risk control, technical issue troubleshooting leader

Education

xi'an university of posts and telecommunications

telecommunications

2004-1 - 2008-1 · 4 yrs 1 mo

Dedicated study of computer science&technology including hardware architecture and circuit &software algorithm and programming combined with communication theory in wireless, fiber transmission and switching, with a persistent interest in English language, laid the knowledge foundation.