1. CHRISTOPHER O MADU
xpom2005@yahoo.com
240-601-9473
OBJECTIVE:To obtain a position as an Oracle Database Administrator while contribute to the success
of an established or growing company by utilizing my skills and my experience and boost productivity in
the organization.
Position:
Oracle Database Administrator
NMS HEALTHCARE SERVICES, Hyattsville MD.
February 2010- present
Professional Summary:
 Proficient in Oracle 10g, and 11g Database Administration
 Proficient in Enterprise Manager
 Proficient in RMAN, Backup and Recovery
 Proficient in Database Migration, Upgrade and Patch Application
 Performance Tuning
 Real Application Clusters
 Data Guard Administration
 A self-motivated, responsible and reliable team player with a set of strong technical
skills.
 Strong in solving problems of diverse scope where technical analysis and evaluation is
required
 Results-driven IT personnel with skills in team building and problem-solving with an
established reputation for effectively working with diverse groups of people and
adaptability to changing environments.
ProfessionalCertification:
OCA Oracle 11g Database Administrator Certified Associate
ProfessionalExperience
 Planning, installation, configuration, management and troubleshooting of Oracle 10g, and
11g databases on Linux and Windows OS
 Expertise in the creation of databases, table spaces, tables, indexes and other database
objects.
 Installed and manage Oracle Enterprise Manager.

2.  Install and configure relevant network components to ensure database access as well as
database consistency and integrity
 Troubleshoot and resolve various Oracle connectivity problems.
 Provide network troubleshooting and administrative support for the development staff.
 Installation and management of Oracle database using database control
 Create and manage documentation on the configuration and support of the Oracle
databases
 Perform bulk load into the database using SQL Loader
 Perform standard and fine grain database auditing.
 Documented database structure, changes, problems, issues for future reference
 Administer database user accounts. Create, modify and deactivate user accounts; assign
and monitor user access rights
 Created Testing and Development databases following OFA compliance rules.
 Provide database administration on production, testing and development database servers.
 Managing Schema Objects.
 Regular Monitoring Alert log Files and trace files on Day to Day Basis.
 Identifying and removing Fragmentation, row migration/chaining of database objects.
 Analyzing the Tables and Indexes on performance base regularly
 Monitoring Tablespaces and Datafiles utilization.
 Managing Undo Tablespaces, Redo Logs, Control files and Archive logs.
 Implemented multiplexing control files and redo log files
 Configuring various RMAN parameters as per the requirement.
 Performing physical backups using RMAN utility.
 Identify and recover the corrupted db blocks using Block recover option in RMAN utility
 Performing Complete Media Recovery of Database depends on the nature of failure.
 Configure and implement the use of Oracle Recovery Manager (RMAN) for cold and hot
backup to the databases
 Extensively using DATAPUMP and Export /Import utilities for logical backups.
 Performing database cloning using RMAN.
 Monitoring the user sessions and take appropriate action to kill the inactive sessions
 Creating and rebuilding indexes as necessary.
 Performed various performance goal oriented database tuning.
 Use explain plan, AWR, ADDM and various Oracle Advisors to tune the database.
 Created and tuned various materialized views.
 Tuned various slow running query
 Performed instance tuning, memory tuning query tuning and complete database tuning.
 Creates and implemented various table partitions for large tables
 Resolved various complex issues with the database.
 Apply quarterly CPU patches to different version of databases.
 Upgrade Oracle 10g database to 11g.
 Upgraded Oracle 11g databases from 11.2.0.1 to 11.2.0.3 using patch set
 Installed, configured and managed 11gR2 (RAC) on ASM storage
 Manage RAC databases using CRSCTL, SRVCTL and grid control
 Configure and setup Oracle 11gR2 Data Guard.
 Managed Data Guard using Data Guard broker.
 Troubleshoot and resolved log gap in Data Guard Configuration.

3. Other job positions
My Education
BOLTOS SOLUTIONS INSTITUTE:DatabaseAdministrator
General Studies: till present.
Prince George's Community College, Largo MD.