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Work experience

Key Account manager

from 11.2015 to 12.2016 (1 year 1 month)
Flames Group SIA, Київ (Support of A2P non CLI routes on Antrax GSM gateways. Transit of international Voice traffic.)

— Maintains relationships with Antrax customers by providing information, support, guidance and recommending new opportunities;
— Managing of non CLI routes of Antrax customers since start of installation and configuration of Yate soft-switch and GSM gateway to commercial using of the route;
— Handle Antrax customers inquiries, complaints, billing questions and service requests;
— Strong experience with B2B sales of SMS and Voice traffic;
— Providing commercial and technical support to the existing telecom partners to ensure the efficiency of the cooperation.

Technical Support Engineer

from 04.2014 to 11.2015 (1 year 7 months)
Global Message Services AG, Київ (Agregation of A2P and termination of international P2P SMS traffic)

— Technical support of Openmind Networks TC4000 SMS Hub and Application Router platforms;
— Configuration of SS7 interconnection links as TDM as SIGTRAN with customers support team and performing of interconnection tests;
— Configuration of routing at Cisco IP Transfer Point (ITP) as Signaling Transfer Point (STP);
— Configuration of SMPP connections both ESME client and server;
— Troubleshooting issues on signaling MAP and SCCP Layers;
— Adjustment of filters for blocking SMS by keywords, Originator Addresses or SMSC GT;
— Fraud cases solving: A2P SMS "grey" routes blocking.

BSS and RAN Engineer

from 05.2006 to 03.2014 (7 years 10 months)
JSC Kyivstar, Київ (Mobile operator)

— Integration and service of GSM/DCS RAN based on RBS ERICSSON;
— Integration and service of Microwave based on Mini-Link ERICSSON and WiMAX BreezeNET B;
— Integration and service of PDH/SDH Access Network and Backbone Network based on the Mini-Link ERICSSON modems, ECI XDM, MARCONI, DXX MUXs, FTTB DSLAMs;
— Integration and service of AC/DC power systems ELTEK and DC/DC converters;
— Coordinating of contractors at processes of building and service of the network;
— Audit the quality of work contractors and control of defects correction;
— Organization and control of the Emergency Recovery works of contractors;
— Inventory of an active equipment and communication lines;
— Accounting of cable lines and patch cords at Cramer tool (Amdocs).

IT Specialist

from 08.2005 to 05.2006 (9 months)
JSC Ukrtelecom, Чернігів (Telecommunications operator)

Education

Ukrainian National Technological University

Master of Electronic systems, Chernihiv
Higher, from 2000 to 2005 (4 years 9 months)

Degree work “Managing DC motor using fuzzy logic and implementation of system at Programmable logic device (PLD)”.

Additional education and certificates

Specialist of Finance. Postgraduate education and Trainings faculty. Ukrainian National Technological University

2007-2009

Language proficiencies

• English — average
• Russian — fluent
• Ukrainian — fluent

Additional information

PROFILE
I am in active seeking of a challenging job in telecom related field. My experience in Kyivstar includes eight years of develop and maintenance of BSS and Transport networks. My experience in GMS included technical support of customers and maintenance of SMS platforms and ITP. My experience in Flames Group SIA was focused on transit termination and GSM termination of international A2P Voice traffic.

KEYSKILLS
GSM/UMTS network structure based on 3GPP R99 and R04 and R05 specifications;
Cable and Microwave links based on TDM PDH & SDH and IP transmission networks;
RAN and Core Network development and maintenance;
Signaling: SS7, Sigtran, MAP, SCCP, ISUP, SIP;
Call Flows used SS7 and SIP;
SMS MO and SMS MT Call Flow;
SMS interworking cases Compliant to GSMA Open Connectivity requirements IR.75;
Monitoring: IBM Netcool, Zabbix, protocol analyzer and protocol tracer WireShark;
SMS and Voice traffic technical support;
SMS routing and Voice traffic routing;
Managing and making of interconnections with international carriers;
SMPP 3.4 specification;
Shell and python scripting;
MySQL.

COMPUTER KNOWLEDGE
• Administration of Windows 7, XP, 2000;
• Basic knowledge of Linux ASP, Linux Red Hat, Bash;
• Use of MS Visio, AutoCAD, CorelDraw, MapInfo and others;
• Organization of xDSL, TDM and TCP / IP networking on routers;
• Use of Hyper terminal, Telnet, Terminal Services;
• Basic knowledge of Assembler, UNIX Shell, Borland Pascal, Delphi, MS SQL.
• Use of IBM Netcool, Zabbix, OTRS, WireShark for troubleshooting.

COURSES
• The thinking that leads to success (development of "Systems thinking" quality).
Erbitek Consulting Company, Kiev, 2011;
• Communication without barriers (development of "Effective Communication" quality).
KIMO Consulting Company, Kiev, 2010;
• Specialist of Finance. Postgraduate education and Trainings faculty.
Ukrainian National Technological University. Chernihiv, 2009.
• Time management.
Preparation of LeaderGrope, Kiev, 2007;
• Development and service of backbone network based on fiber optic communication lines.
Kyivstar GSM, Kiev, 2006.