GISELE MBAH

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C. 240-***-****

PROFESSIONAL SUMMARY

I am an accomplished and seasoned professional Oracle Database Administrator and IT security expert with 5+ years of extensive knowledge and proficiency in Oracle database administration. I have worked on very large production databases, performing various DBA roles across a multitude of platforms (LINUX, Solaris, UNIX, and Windows) in production, development and testing environments. I am an enthusiastic, proactive team player who is fast at picking up new technology with great attention to detail as well as great communication / documentation skills. With strong aptitude to analyze and resolve problems, I have a well-honed ability to adapt and thrive in a dynamic fast paced and challenging work environment. I have the ability to work in versatile environments, whether it would be single or team-based roles with limited direction. I can proficiently articulate technical concepts to a variety of technical and non-technical audiences using both written and verbal communications.

Professional Experience:

BRONTEC SOLUTIONS INC. (WASHINGTON, DC)

ORACLE DATABASE ADMINISTRATOR July 2018 - Present (2 year 2 months)

Provide day-to-day support of Oracle 11.2.0.4 and 12.2.0.1.0 databases as part of the database team.

Administers and implements policies and procedures for maintaining the security and integrity of the database

Configuring the Database in Archive log mode and take backups incremental, full back up and hot backup for different database 10g, 11g, 12c in the following environments TEST DEVELOPMENT, PRODUCTION using RMAN script and export/import data pump.

Participated in the database upgrade from Oracle 7 to Oracle 8, and provided support for Oracle upgrade, application installation and operation, and database implementation at the Post.

Installed Oracle software and implemented database and applications on the server. Responsible for monitoring and troubleshooting the database environment.

Analyze the database performance and performed database performance tuning.

Document database procedures and responsible for organizing and instructing trainings for installer to perform upgrade oracle database and application from Oracle 7 to 8.

Developed and delivered Oracle 10g and 11g training around the world

Tuning SQL queries and/or stored procedures

Ensure the highest level of system performance and availability and compliance with business requirements.

Increased customer service rating for my department by over 40%

Provided architecture design and implemented the all production database replication, backup and contingency recovery strategies for all OLTP Data Warehouse databases in the company.

KENWOOD PLACE INC. (BETESDA, MD)

ORACLE DBA January 2015 - June 2018 (3 years 5 months)

Provided day-to-day support for Oracle 11.2.0.4 databases in 24/7 production environment on Red Hat Enterprise Linux servers, as well as Microsoft SQL Server 2012 databases on Windows Server 2012. Oversee data analysis and database management for Oracle systems including applications upgrades.

Administers and implements policies and procedures for maintaining the security and integrity of the database

Developed database structure, implement applications, enhance system and ensure security.

Designed scripts and develop tools to automate periodic task and improve monitoring of system.

Configured Oracle Transparent Data Encryption (TDE) to encrypt sensitive data such as customer’s personal and payment information.

Provided and maintained high availability and disaster recovery using Oracle Data Guard.

Monitored space utilization and optimized performance of Oracle 11g databases using Oracle Enterprise Manager.

Enforced business rules and maintained data integrity via the use of constraints using DDL statements.

Performed bulk load into databases SQL Loader.

Applied Oracle's quarterly Critical Patch Update (CPU/ PSU application) using Opatch utility to install, test, and deploy patches to all database instances

Education

Montgomery College

Associate in General Study

University of Maryland

Bachelor’s degree (In Progress)

Relevant Certifications:

OCA Certified

OCI Certified

Languages

French (Native or Bilingual)

English (Native or Bilingual)

Qualifications & Skills

Oracle

DDL, DML, Select statements

Backup and recovery using RMAN

Transparent Database Encryption

Database security

export/import and Data Pump

Oracle Data Guard/standby databases Oracle Database upgrades

Real Application Clusters (RAC)

Automatic Storage Management ASM

Disaster Recovery

Database Resource Management

Shell Scripting

High Availability

RMAN

Data Guard

Microsoft SQL Server

Posgress

Oracle Database Change

Management

Oracle Database Performance Tuning

AWR report analysis

ADDM, Explain Plain, ASH

User Management Oracle Grid Control

SQL Tuning

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