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Oleksandr Lisovyi

Oleksandr Lisovyi

Network and Support Engineer; Associate System Administrator

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location of Oleksandr LisovyiBila Tserkva, Kyiv, Ukraine

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  • Timeline

  • About me

    Lead System Administrator at Vodafone Ukraine

  • Education

    • Bila Tserkva`s State School #3

      -

    • BTSAU (Bila Tserkva State Agrarian University)

      1999 - 2004
      Specialist

  • Experience

    • ISP Magnus

      Nov 2006 - Dec 2010
      Network and Support Engineer; Associate System Administrator

      Support and deployment of L1,L2,L3 networks (based on Edge-core, Cisco(Catalyst), D-Link, Extreme Networks);Unix/Linux System administrationUser/Billing supportPhone technical support

    • BCM

      Dec 2010 - Aug 2011
      Network Engineer

      Deployment and support for L1, L2/3 logical network components (based on Cisco, FoxGate, ZTE, Edge-Core);Network monitoring (nagios, rrdtool, self-made programs for monitoring, snmp), DocSIS;Deputy chief of Support and Call Center Dprt of BCM (Bila Tserkva);Linux/FreeBSD servers installation and support (bacula, firewall, load balancing, high load computing, mail, web, databases, bgp, interconnection with neighbor providers, etc);

    • Magnus ISP

      Aug 2011 - Dec 2012
      Head of Network Monitoring & Operation Department

    • Vodafone Ukraine

      Jan 2013 - Dec 2017
      Lead System Administrator

      * VM & Bare Metal servers with Red Hat Enterprise Linux/CentOS 5/6/7 and Red Hat High Availability Addon. * Operation of all IT servers with OS Red Hat Enterprise Linux/CentOS.* SAN (HP B-series switches) – Operation, administration, scaling.* Layer2 LAN (enclosure switches/rack switches) – Cisco/HP/IBM blade-switches, HP Comware A12504/A12508/A5800/A5900, “building” of additional DC room (SAN/LAN HLD/LLD design).* VMware vCenters administration and operation (up to 5.5).* HP/IBM enclosures/bladecenters (initialization, configuration, setup, troubleshooting).* Billing Databases servers HP Integrity SuperDome X “Dragonhawk” with RHEL6.* Support and scaleing of internal systems and services.* Red Hat Satellite 5.x/6.x administration. Show less

    • Infopulse

      Dec 2017 - Jun 2019
      IT Engineer

    • TomTom

      Jun 2019 - Oct 2022
      Senior System Engineer / DevOps

    • Levi9 Ukraine

      Jun 2019 - Aug 2024
      Senior System Engineer

    • Konecranes

      Jun 2023 - Dec 2023
      Senior DevOps Engineer

    • Vodafone Ukraine

      Aug 2024 - now
      Lead System Administrator

  • Licenses & Certifications