Oracle DBA, Alexey Dzibalov

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Alexey Dzibalov

Location:   Almaty, Kazakhstan
LinkedIn:  https://www.linkedin.com/in/dzibalov
Skype:      adzibalov


OBJECTIVE

To obtain a position of Oracle Database Administrator in the US New H1-B Visa Sponsorship Required

PROFILE

  • Biggest Oracle Cluster Database Administration - 7 Tb
  • Toolbox: SQL*Plus, SQL Developer, OEM Cloud, Zabbix, VMware
  • High end Administration of over 50 Oracle Databases with 50 Tb data summary
  • Command line only Linux Administration - Oracle Linux, CentOS

CAREER HISTORY

Oracle DBA
Kazpost - Kazakhstan International Postal and Financial Services, Nov 2015 - Present

  • 24/7 maintenance of over 30 Production and 20 Test Databases incl. Exadata, RAC, Standby with ASM
  • Patched Production Exadata with 6 RAC db_nodes: Grid and Oracle Homes
  • Added Exadata Standby Database with 3 RAC db_nodes in the other city
  • Refreshed many big Real Application Cluster Databases: Backup/Restore/Cloning, DataPump ACFS Snapshots
  • Installed over 10 new serious Databases on Linux servers with high-quality: ASM, Standby, cron backup, autostart, small tuning
  • Migrated Databases from older versions, from the file system to the ASM
  • Truncated 7 Tb Production Database
  • Added all Database Targets to the OEM Cloud Control and to the Zabbix monitoring
  • Run and viewed Exacheck, Remote Diagnostic Agent (RDA), SunDiag, AWR/ASH reporting
  • Resolved Standby Gaps
  • Cleaned up disk space: RMAN, ADRCI, cron, manually
  • Test Production backups using full restore and recovery. Developed bash scripts for automatic backup tests
  • BUGs fixing: memory issues, wrong queries, deadlocks, session terminations
  • Add/Expand/configure disks with LVM and Oracle ASM
  • Mapped new SAN LUNs, multipath devices. Configured and connected Hitachi G200, IBM Flash 820, Cisco Invicta, EMC and HP storages

Database Administrator
Centras Holding - Capital Markets, Insurance, Private Equity, Jul 2005 - Jul 2011

CoGita - Automation Brokerage System (Win 2k3, Oracle 9i, FORMS6i, Toad):

  • Installed Client’s and Server Applications
  • Migrated from CoGita to KUPA brokerage system

KUPA - Automation Brokerage System (Linux Slackware, Oracle 9i/10G, SQL Developer). Securities/ Risk Management/ Analytics/ Trade Module (MyBroker.kz, KASE, eTransfer, ARM Deponent, News):

  • Installed middleware app on servers and client’s PCs
  • Made multilevel back-ups, dumps
  • Imported and tested developed scripts, views and procedures
  • Small tuning, added indexes

EDUCATION

Master of Science Degree in Computer Engineering

  • Technical and Economic Academy of Film and Television 2002 - 2005
    GPA 3.36 

Bachelor of Science Degree in Computer Engineering

  • Central Asian Technical and Economic College 1998 - 2002
    GPA 3.92, Honors Degree

CERTIFICATES

  • OCA - Oracle Certified Associate, Oracle Database 12c: SQL Fundamentals, May 2015 (In progress, passed 1st of 2 Exams)
  • OCA - Oracle Certified Associate, Oracle Solaris 11 System Administrator Certification, Mar 2015

INTERESTS AND ACTIVITIES

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