György Helméczy

Experience

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  Globus Konzervipari Zrt.

  Sept 1994 - Feb 1997

  Hardware Technician
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  Takarékszövetkezeti Informatikai KFT (TAKINFO)

  Mar 1997 - Oct 2005

  System administrator

  UNIX and Linux system admin

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  IBM

  Mar 2006 - Dec 2006

  System administrator

  Tivoli Enterprise Console and UNIX admin

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  Sberbank Hungary

  Jan 2007 - now

  Information Technology System Administrator

  July 2015 – IT Server Infrastructure Team MemberJanuary 2007 – June 2015 IT Application and System AdministratorPlanning and installing and operating IT infrastructure core services (Windows and Linux environment; Microsoft SQL servers, Web and Application servers)Hardware installation and maintenance (Server, storage, SAN)Cooperation with external and internal experts, partners, business analysts and developers.Operating VMware environment3rd level support in client problemsWriting documentationsUsed technologies and regular tasks:- Microsoft Windows Server (Windows Server 2003 - 2019)- Red Hat Enterprise Linux (6 – 8)- Microsoft SQL (2005 – 2019)- Microsoft Windows Cluster, Domain Controller, DNS, DHCP, Print technologies, CA server- Citrix Terminal Servers- VMware ESXi servers- Microsoft client operating systems (Windows 98 – 10)- Remote management and monitoring systems (Microsoft SCOM, WSUS, WDS; Red Hat Satellite; STOR2RRD; scripted monitoring)- Apache http and Tomcat servers- IBM (Lenovo) and Cisco servers, IBM V7000 Storage System- Brocade SAN Fibre Channel network- Regular checks (analysing server event logs, monitoring performance monitors), detecting and documenting errors, troubleshooting alone or with external experts, tracking error detection- Application owner tasks- Scripting- Maintain integration tasks raised during application development in cooperation with IT Development group.- Testing-, maintaining going live tasks-, preparing operational documentations of - IT infrastructure and business applications.- Second and third level support- Technical support of test environments to help development to be more effective Show less