The CV summarizes Tilal Mohammed Osman Mohammed Ahmed's professional experience working as a Database Administrator and Software Engineer. He has 14 years of experience with Oracle databases, including installation, configuration, administration, performance tuning, and developing database applications. His most recent role was as a Database Administrator and System Analyst for Al-Morooj for Computer Solution in Riyadh, Saudi Arabia, where he performed database administration duties and analyzed requirements for an ERP system.

1. CV
Tilal Mohammed Osman Mohammed Ahmed
Mobile No: +966 505212832 or +966 505212862
E-mail: tilalsokrab@yahoo.com
PERSONAL INFORMATION
 Nationality: Sudanese
 Marital Status: Married
 Language: Arabic - English
 Visa Status Residence Permanent (transferable)
OBJECTIVE
To find an opportunity to work with a professional team within a healthy and conducive
working environment, where I can put my skills and experience into a good use and
continue learning and developing.
CAREER SUMMARY
 14 years of relevant experience in full life-cycle database including data architecture,
logical and physical database design, implementation, and administration.
 Experience in planning, installing, configuring, and administering multiple Oracle
databases in a Windows, Linux and Sun Solaris UNIX environment.
 Experience in design and development database application systems using Oracle
Developer 10g and Oracle Developer 6i.
 Experience in install and configure Local Area Network (LAN) and Wireless Loca Area
Network (WLAN).
ACADMIC QUALIFICATION
 April 2001 B.Sc. in Computer Science - Faculty of Applied Sciences & Computer
Omdurman Ahlia University - Sudan – Khartoum
PROFESSIONAL QUALIFICATION
 Oracle Database 11g Administrator Certified Professional (OCP).
 Oracle Database 10g Administrator Certified Professional (OCP).
 Oracle Database 10g Administrator Certified Associate (OCA).
Oracle Testing ID: OC1076883

2. TRAINING ATTENDED
 Oracle Application Development – Aptech Computer Education – Khartoum Sudan
May 2002.
 Oracle Database 9i: Database Administration – NIIT – Khartoum – Sudan Jun 2005.
 Oracle Database 10g Administration Workshop II – Koti Information Technologies –
Hyderabad – India – Feb 2012.
 Oracle Database 11g: Database Administrator (DBA) – Wilshire Software Technologies
– Hyderabad – India – Mar 2012.
 UNIX Administration for DBA Requirement – Wilshire Software Technologies –
Hyderabad – India – Mar 2012.
 Oracle 11g Real Application Cluster (RAC) – Sun Marss
Hyderabad – India – Mar 2012.
ORACLE SKILLS
 Experience on Oracle Developer Forms & Reports (2000, 6, 6i, 9i, 10g).
 Experience on SQL, PL/SQL, Triggers, Function, Stored Procedure and the other
database objects.
 Experience on Oracle Database (8i, 9i, 10g & 11g).
 Installing, configuring and maintenance Oracle Databases Versions (10g & 11g) on
Oracle Enterprise Linux, Red Hat Linux, Sun Solaris.
 Oracle Database Backup and Recovery using Manual method, RMAN (Recovery
Manager).
 Experience on Exports & Imports utilities (normal/Datapump).
 Monitoring space related issues of (data files, table spaces, Disk adding in ASM).
 Performing the upgrades from Oracle 10g Oracle11g.
 Worked on Oracle Performance Tuning like locking, deadlock& hang etc.
 Good Knowledge of Configuring Oracle Data Guard (11g - both logical & Physical
Standby).
 Good Knowledge of Configuring Oracle 10g, 11g RAC.
OPERATING SYSTEMS
Oracle Enterprise Linux, Red Hat Linux, UNIX Sun Solaris, Windows (XP, vista, 7, 8, 2000,
2003 server, 2008 server).
OTHER SKILLS
 Good sense of communication.
 Can deal with people well.
 Adjust in different environments fast.
 Ability to work under pressure.
 Ability to work individually or within a team.

3. WORKING EXPERINCES
AL-Morooj for Computer Solution (Riyadh - Saudi Arabia)
(Jan 2015-until now)
Job title: Database Administrator & System Analyst
Description:
 Analyze user specifications and requirements for ERP programs.
 Develop codes for individual modules and functions.
 Develop and test all new code enhancements to existing Oracle ERP.
 perform database administrator duties for customers :
o Database Backups using (cold backup and hot backup & RMAN).
o Performed Restore and Recovery.
o Organizes and manage Space allocations of tablespaces.
o Database Performance Tuning:
Alwakiel for Traffic Services (Sudan) - (Aug 2001-Dec 2014)
Job title: Database Administrator (Jan 2006 – Dec 2014)
Description:
 Performed the upgrade from Oracle 9i to Oracle 10g and Oracle11g.
 Performed the upgrade from Developer 6i to Developer 10g.
 Perform Daily, weekly & monthly Database Backups using (cold backup and hot
backup & RMAN).
 Performed Restore and Recovery.
 Organizes and manage Space allocations of tablespaces.
 Database Performance Tuning:
Troubleshooting Database slow.
Troubleshooting Database hang.
Troubleshooting Database high CPU utilization issue.
Tuning memory structures (buffer cache, shared pool etc...).
Tuning I/O problems.
 Identifying and solving the locks on the database.
Job title: Software Engineer (Jun 2002 – Dec 2006)
Description:
Analysis, Design & Development of Database Systems in Oracle9i with Developer6i
For following projects:
 Revenue system & Technical Inspection System for Vehicles.
 Financial System.
 Inventory Control System.
 Human Resource System.
Job title: Technical Support (Aug 2001 – Jun 2002)
Description:
 Provide assistance and technical support to users & Training Officers.
 Provide help desk assistance on daily basis to all staff members.
 Installed Windows (98,2000 prof,XP) in company Pc’s
 Solved the Daily help disk problems.

4. CENTECS (Center for Technology Engineering Consultations & Studies IT
Department) Khartoum-Sudan (Nov 2002 - Nov 2004)
Job title: Software Engineer.
Description:
Execute the following projects with a Team in Oracle9i with Developer6i:
 Police Insurance System.
 Electronic University System.
 Police Integrated Purchasing System.
PROGECTS
Designed, developed & Database Administrator for the following projects:
 Police Insurance System.
 Social Insurance Fund of the Police Forces.
 Financial System.
 General Administration of Passport & immigration.
 Traffic General Administration.
 Highway Traffic Administration.
 Al- Wakiel for Traffic Services.
 Faculty of Police Science and Law.
 Stock Control System.
 Traffic General Administration.
 Highway Traffic Administration.
 Medical System.
 International Center for Medical Tests.
 Oasis Specialized Clinic – Addis Ababa – Ethiopia.
 Revenue system & Technical Inspection System for Vehicles.
 Al-Wakiel for Traffic Services.
 Control system for Traffic Violations Books.
 Traffic General Administration.
 Highway Traffic Administration.
 Pharmacy Management System.
 Purchase, Sales and Customer Account Management.