Experience

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  Zava mobile, llc

  Jan 2006 - Jan 2009

  Php programmer & db administrator

  Accountable for 4 employeesDeveloped interactive SMS dating, text entertainment and polls using PostgreSQL, WCS, Oracle, AsteriskDesigned 640 tables and wrote about 250 stored functions, procedures and triggersDeveloped high performance and security oriented databasesDeveloped corporate web site and special CMS for it using PHP, MySQL, JavaScriptDeveloped software for IVR server for working with 2xE1 ISDN PRI channels based on Asterisk PBXDeveloped billing system for IVR server based on Asterisk PBXAssembled 3 64-bit AMD servers for company with hot RAID 1, 0, 5Compiled from scratch Linux Gentoo for 2 Servers and 3 DesktopsConfigured 4 VPN connections utilizing IPSec and PPTPWrote web interfaces on PHP and JavaScript to manage the overall statistical information for managerial staffMaintained Apache 2 and Tomcat web servers Show less

• 

  Super imax

  Jan 2009 - May 2015

  Managed and trained 5 employees.Administering Servers: HP BladeSystem c7000 Enclosure, HP ProLiant BL/DL series, SUN Fire servers.Administering Network Equipment: Cisco Catalyst 6500, Cisco 7600/7200 routers, Cisco ME series, Cisco PIX, Zyxel ES series, D-Link switches.Administering OS: Gentoo, RedHat, CentOS, FreeBSD, Ubuntu, Windows 2003, Solaris.Services: DNS (Bind9), Hosting (Plesk), SoftSwitch (Mera, Asterisk), MySQL, Apache, IPTables, PPPoE, VPN, OpenVPN, IPSec, VLAN, VRF, BGP. Show less Administering Servers: HP BladeSystem c7000 Enclosure, HP ProLiant BL/DL series, SUN Fire servers.Administering Network Equipment: Cisco Catalyst 6500, Cisco 7600/7200 routers, Cisco ME series, Cisco PIX, Zyxel ES series, D-Link switches.Administering OS: RedHat CentOS, Gentoo, FreeBSD, Windows 2003, Ubuntu, Solaris.Administering Services: DNS (Bind9), Hosting (Plesk), SoftSwitch (Mera), MySQL, Apache, IPTables, PPPoE, VPN, VLAN.Developed sites: www.franceparfum.ru and www.primelime.ru Show less

  • Head of Core Network Department

    Apr 2013 - May 2015

  • System & Network Administrator

    Jan 2009 - Apr 2013
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  Nokia networks

  May 2015 - Dec 2021

  Senior customer service engineer

  Responsible for System Integration (SI) of 2G/3G/LTE/5G IMS/VoLTE Core products and supplementary services.Planning and coordination of migration procedures.In charge of planning, installation, troubleshooting, operation and maintenance of Nokia HLR, HSS, One-NDS, EIR, MNP, SDL, PGW, SDLA on legacy HW and new CBIS/CBAM cloud platforms.Deployment and instantiation of VNF/CNF into CBAM.Over 10 years of experience in planning, implementation, customization and integration of different network equipment deployments including Cisco, Juniper, HP switches/routers. Show less

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  Epam systems

  Jan 2022 - now

  Implementation of CI/CD using GitLab RunnerBackup automation using JenkinsInfrastructure management using Terraform, Kubernetes, AWSInfrastructure monitoring using Zabbix Implementation of CI/CD using GitLab RunnerBackup automation using JenkinsInfrastructure management using Terraform, Kubernetes, AWSInfrastructure monitoring using Zabbix

  • Senior System Engineer

    Aug 2022 - now

  • System Engineer

    Jan 2022 - Aug 2022