Dmitry Komkov Email & Phone Number

Moscow, Russian Federation

Moscow Region, Russian Federation

Leading a team of technical experts in activities of operations, administration and maintenance of Golden Telecom voice packet network.12 years of experience in VoIP technology. Operational experience of Cisco, Vocaltec, Clarent, Ericsson, Nortel, MERA, Broadsoft, Asterisk etc VoIP equipment and software.Experience in 3GPP IMS architecture tech. support Experience in voice transmission over packet networks, satellite and narrowband links. Knowledge of packet network protocols: Frame Relay,POS,MPLS, IP VPN etc.Expert Knowledge of QoS methods, voip network security issues Expert knowledge of PSTN network protocols, FXS/FXO, E&M, PRI, SS7, SIGTRAN, etc.; in network services startup, staff training, technical support process optimization, vendor cooperation etc. My network and stuff managerial duties are:network resources upgrade planning based on commercial division sell forecastbudgeting network operation expenditure network equipment and spare parts resources control and maintenance of technical support contracts with equipment vendorscontrol for keeping network inventory system updatedcontrol for team members fulfillment of KPI commitments and contracted SLA new services acceptance test approval branch offices voip service support coordinationteam stuff training arrangementdealing with state officials on the issues of lawful interceptions implementation, voip node certification, etc.My technical expert duties are:final approval of customer network design Expert participation in equipment choice of a supplier tender committeeExpert participation in new services architect committeeBranch offices staff consultation support

Starting up VoIP project in Golden Telecom in 1998VoIP nodes setup in Moscow and Stockholm using Cisco PGW2200 class 4 switches. Voice packet network deploying in 24 citiesBuilding a team of experts, transfer of skills etcnetwork resources upgrade planning based on commercial division sell forecastbudgeting network operation expenditure network equipment and spare parts purchase order placementmaintenance of technical support contracts with equipment vendorscontrol for keeping network inventory system updatedcontrol for team members fulfillment of KPI commitments and contracted SLA new services acceptance test approval branch offices voip service support coordinationteam stuff training arrangementdealing with state officials on the issues of lawful interceptions implementation, voip node certification, etc.

Voice network transmission support using NewBridge MUX equipment . voice network bandwidth capacity engineeringpresale technical support of customer networks designnew equipment functional and endurance testssecond level of network problem troubleshooting network resources upgrade planning

Experience in X.25 and Frame Relay networks and Life support system setup and operation. Took part in Frame relay network startup project in 6 Russian regions.Life support system operationNetwork servers and TANDEM mainframes setup and configuration.UNIX servers installation and administrationSoftware application development for end customers User service troubleshootingInternet service application installation and support