A voice engineer with extensive analytical and software experience of investigating and diagnosing network problem and also knowledge of IT operating systems. Extensive experience with VoIP and telecom equipment, standards and technologies.
· Managed Asterisk PBX and Kamailio servers (MySQL, Shell Scripting, AGI PHP, Perl, Dial-Plan) in virtualized environments (Debian, Ubuntu).
· CallCenter Customization / VoIP Development.
Management, administration and support of VOIP networks; SIP Gatekeepers, Gateways/Routers, ISDN E1/T1, PSTN, and GSM/CDMA integration
· Managed the configuration, deployment, and administration of LAN, WAN, VPN, Firewall, Gateways, AP, Router, ISDN (Zyxel, Fortigate, Patton, TLink), VLANs, VoIP.
· Administration and maintenance of virtualized environments (VMware, Virtualbox, KVM, Docker) for Linux (Debian, Centos, Ubuntu) and Windows Server (2008,2013,2016) platforms.
· Blockchain administration on-premises and cloud environment. Creation, management and monitoring of customers DLT nodes (NodeJS, XML, Json, MySQL, SQLlite)