Mohamed Omer

Senior Oracle Database Administrator at COMM-IT Middle East LLC, KSA
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Contact Information
us****@****om
(386) 825-5501
Location
SA
Languages
  • English Full professional proficiency
  • Arabic Native or bilingual proficiency

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Credentials

  • Oracle Autonomous Database Cloud 2019 Certified Specialist
    Oracle
    Apr, 2020
    - Nov, 2024
  • IT Information Library Foundations Certification (ITIL) V4
    AXELOS Global Best Practice
    Oct, 2019
    - Nov, 2024
  • Oracle Database 12c Administrator Certified Professional
    Oracle
    Dec, 2015
    - Nov, 2024
  • Oracle Certified Professional Oracle 10g Administrator
    Oracle
    Feb, 2012
    - Nov, 2024
  • Oracle Certified Associate Database 10g
    Oracle
    Nov, 2011
    - Nov, 2024
  • Oracle Cloud Infrastructure 2019 Certified Architect Professional
    Oracle
    Jun, 2020
    - Nov, 2024
  • Oracle Cloud Infrastructure Foundations 2020 Certified Associate
    Oracle
    May, 2020
    - Nov, 2024

Experience

    • Software Development
    • 1 - 100 Employee
    • Senior Oracle Database Administrator
      • Jan 2022 - Present

    • Sudan
    • Information Technology & Services
    • 100 - 200 Employee
    • Head Of Section -Database Administration
      • Jan 2020 - Dec 2021

    • Senior Database Administrator
      • Feb 2017 - Dec 2020

      Installing, Configuring, preparing and full support 24/7 ENV • Install, design, configure, and maintain Oracle database 10g, 11g, 12C and Oracle Grid Infrastructure (Cluster Ware, ASM and RAC Database).• Oracle Backup Solutions (RMAN, Export and HP data protector). And using backup solutions includes tapes devices. • Oracle Data Guard (Standby/Active Data Guard) and Oracle Data. Guard Broker.• Migration of database form 11g to 12c as well as form Non (CDB) to CDB• Set up of Database and Applications monitoring using OEM, shell scripts and other monitoring tools.• Installation and configuration of Oracle Applications R12.2 on Linux platforms • Setup and configuration of the Oracle Fusion Middleware Products Tech stack – Weblogic, • Patching Oracle Apps and Database (one-off patches, patchsets, CPUs, PSUs)• Performs ongoing tuning of the database and provide better performance 24/7.• Implements and enforces security for all of the Oracle Databases and comply with PCI_DSS.• Plans and implements backup and recovery of the database environment.• Managing Backup and Recovery for RAC, Backing Up the Voting Disk & OCR. Deploying a Flash Recovery Area, RAC Database Tuning, Managing Database Workload Using Services, and Load Balancing/Failover configuration.• Provisioning and monitoring security measures within the database environment.• Adding Nodes & Instances, Managing Oracle Software & Applying Patches, Design for High Availability.• Migrate Oracle Database single Instance to oracle Database RAC. • Provides technical support to application development/support team.• Upgrade oracle databases from 11.2.0.2 to 11.2.0.4 and from 11.2.0.3 to 11.2.0.4 and from 11.2.0.2 to 12.2 in RAC ENV for 24*7 service with zero downtime

    • Database Administrator
      • Jan 2013 - Jan 2017

      • Install, design, configure, and maintain Oracle database 10g, and 11g Oracle • Install, configure and administrate Oracle web logic and Oracle application server. • Creates and maintains all databases required for development, testing, education and production usage, as well as creating new database users. • Performs the capacity planning required to create and maintain the databases. • Implements and enforces security for all of the Oracle Databases. • Performs database re-organizations as required to assist performance and ensure maximum up-time. • Implement standards for application design and code. • Evaluates database releases and tools. • Administers all database objects, including tables, clusters, indexes, views, sequences, packages and procedures. • Assists with impact analysis of any changes made to the database objects. • Troubleshoots problems regarding the databases, applications and development tools.

Education

  • Osmania University
    Master of Science, Information Systems
    2010 - 2012
  • Omdurman Islamic University
    Bachelor's degree, Computer Science
    2004 - 2009

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