John Marko, database administrator

John Marko

database administrator

Central Bank of south Sudan

Location
United Arab Emirates
Education
Bachelor's degree, computer Science
Experience
5 years, 8 Months

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Work Experience

Total years of experience :5 years, 8 Months

database administrator at Central Bank of south Sudan
  • South Sudan
  • December 2012 to August 2016

 Creates and maintains all databases required for development, testing, training and production usage.
 Performs the capacity planning required to create and maintain the databases.
 Performs ongoing tuning of the database instances.
 Install new versions of the Oracle RDBMS and its tools and any other tools
that access the Oracle database (Linux, oracle fusion middleware, oracle database and installation and configuration)
 Plans and implements backup and recovery of the Oracle database.
 Implements and enforces security for all of the Oracle Databases (Audit vault, TDS, Datagurd)
 Performs database re-organization’s as required to assist performance and
ensure maximum uptime of the database.
 Assists with impact analysis of any changes made to the database objects.
 Troubleshoots with problems regarding the databases, applications and development tools.
 Manage sharing of resources amongst applications.
 Check databases redundancy and synchronization (Primary site with DRC site), with delegate or permission from head of the section.
 Provide daily system activities support.
 Perform EOD and SOD, according to time table given by the head of section.
 Provide second line support to the branches.
 Any duties may delegate by the head of section.

IT Officer at National Ministry Of health
  • South Sudan
  • January 2011 to December 2012

• Installed and configured computer hardware operating systems and applications
• Monitored and maintained computer systems and networks
• Troubleshoot system and network problems and diagnosing and solving hardware or software faults
• Provided support, including procedural documentation and relevant reports
• Followed diagrams and written instructions to repair a fault or set up a system
• Supported the roll-out of new applications
• Tested and evaluated new technology and conducting electrical safety checks on computer equipment

Education

Bachelor's degree, computer Science
  • at Comboni college for science and Technology
  • September 2010

Specialties & Skills

Windows Server Administration
DNS administration
Banking Domain
Oracle Database Administration
Linux server administration
Installation and configuration of win XP/ vista/ 8/ 8.1/ 10/windows server 2012R2/DHCP/DNS/AD/DC, pr

Languages

English
Expert

Training and Certifications

retial banking And branch teller (Training)
Training Institute:
Bank of South Sudan training center
Date Attended:
June 2016
Duration:
84 hours