Matej Pagac

Matej Pagac

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  • Timeline

  • About me

    Senior Database Engineer

  • Education

    • Faculty of Informatics and Information Technologies

      2005 - 2009
      Bachelor's degree Informatics
  • Experience

    • Ajilon Consulting, Hewlett-Packard

      Nov 2008 - Feb 2011

      Providing deeper incident management plus starting of change management (patching of UX) and working with Oracle and Sybase Working mostly in incident management and working with Linux Red-Hat, HP-UX, Solaris, AIX and Oracle databases (8i,9i,10g,11g)

      • 2nd line Unix/DB/App support

        Jan 2010 - Feb 2011
      • 1st line Unix/DB/App support

        Nov 2008 - Jan 2010
    • Hewlett-Packard

      Feb 2011 - Oct 2014

      - Most of the work became change and problem management, and installation of new Oracle & MSSQL databases within HP environment- Schema/DB refresh, upgrade, migration, DB/ASM patching, DB/ASM installation of 10G,11G (on Red-Hat, HP-UX, Windows and SuSE) and integration with HP SG and Symantec VCS, Performance tuning using statspack reports, DB backup/recovery/DR tests/HP DP integration Removing platform support from the team scope allowed me to focus on Oracle DB, starting with schema refreshes and DB migrations

      • 3rd line Database Administrator (Oracle, MSSQL)

        Dec 2011 - Oct 2014
      • 2nd line DB/App support

        Feb 2011 - Dec 2011
    • First Data Corporation

      Nov 2014 - Oct 2018
      Senior Oracle DBA

      Cloud control 13.2 -> install/upgrade/patch/maintenanceCloud control 13.2 -> self service portal, monitoring templates, incident rules, always on and user management maintenanceDatabase 11.2, 12.1 (+ CDB/PDB), 12.2 -> install/upgrade/patch/maintenance. RAC & DG & AC -> HA setup. User and security management, DG Broker setupOS -> AIX. non-RAC production DB's on VCS or PowerHA

    • SIA Central Europe a.s.

      Oct 2018 - Jul 2022
      Senior Oracle Database Administrator

      Cloud control 13.3, 13.4-> install/upgrade/patch/maintenanceGrid infrastructure 19c -> installation and maintenanceMostly project oriented work:Cross platform(endian) migration from AIX to Linux for our main production 11g databases with over 70 TB of data using my own invented solution with s standby and XTTS with only a few hours of allowed downtime.TDE - validation, testing, setup, implementation and maintenanceData Redaction - validation, testing, setup, implementation Show less

    • Swiss Re

      Jul 2022 - now
      Senior Database Engineer

      Oracle Exadata X5-5 -> Full stack patching (one time action)

  • Licenses & Certifications

    • MCTS: SQL Server 2008, Implementation and Maintenance

      Microsoft
      Jan 2012
    • First Certificate in English (Council of Europe Level B2)

      Cambridge
      Jan 2002
    • Oracle Database 12c Maximum Availability Certified Expert

      Oracle
      Mar 2020
      View certificate certificate
    • Oracle Database 12c Administrator Certified Professional

      Oracle
      May 2014
      View certificate certificate
    • Oracle Certified Expert, Oracle Database 12c: Data Guard Administrator

      Oracle
      Jun 2018
      View certificate certificate
    • Oracle Database 11g Administrator Certified Associate

      Oracle
      Jul 2012
      View certificate certificate
    • Oracle Database 11g Administrator Certified Professional

      Oracle
      Mar 2014
      View certificate certificate
    • Oracle Certified Expert, Oracle Database 12c: RAC and Grid Infrastructure Administrator

      Oracle
      Apr 2020
      View certificate certificate