- PRE-SALES-SE at TELINDUS [Sept 2012 To Now]- L2/L3 Switching & Routing for CoreBkB/Campus/DataCenter-SDN(OpenStack, Contrail..). Based on CISCO (ASR/CRS//ISRG2/NEXUS) & JUNIPER (MX/SRX/EX) & EXTREME (SUMMIT), WAN optim RIVERBED/IPANEMA - WIFI Cisco: on-premise-MERAKI.
- PRE-SALES-SE at COMPLETEL Operator; [Apr 2001 To Aug 2012] - Data/Voice [Voip/ToIP/TDM, WAN-MAN (x)WDM ,VPN-IP, Lan 2 Lan (Ethernet), LL (SDH), @ FO Access, 8AB] DATA-Center solutions : SDN, (N)-tiers Design & DRP/PCA.).