- Oracle Engineered systems Administration (ExaCC,Exadata,ZDLRA,ODA and Supercluster).- Managing and Leading QPD Team (Quarterly Patch Deployment), responsible for patching all Oracle engineered systems globally.- Provide training and scaling up for engineers globally to acquire patching skills. - Security analysis and implementation for Oracle security products (Database vault, Database Firewall and advanced security options).- Provide specialized DBA technical and functional assistance.- Troubleshooting and supporting highly complex technology and software application implementations.- Database administration and configuration (UNIX, Linux and Windows platforms).- Working towards, adopting and contributing to new processes and tools.- Owning and resolving problems and managing customer expectations- Providing guidance and assistance either as required or as part of longer-term engagements with key customers.- Providing reactive onsite and/or remote technical assistance in close cooperation with Global Support and Product Development for problem analysis and investigation.- Ability to cover ad hoc requests, either in local customers or out of country.- Conducting all core reviews and workshops, along with some niche ones, from the range of services within the ACS Service Portfolio.

- Own and manage all critical production revenue related Databases.- Working in all phases of database including: design, implementation, testing, and operation.- Supporting Oracle OLTP and Data warehouse systems up to 15 terabytes in all stages of a full life cycle development (Dev, QA and Production).- 24/7 On Call operation supporting 60+ databases.- Applying patches, CPU and PSU according to our security and production standards.- Responsible for database performance tuning, security, capacity planning and space management.- Perform in-depth Oracle internal troubleshooting on high volume transaction on Very Large database (VLDB).- Install, patch and upgrade RAC/GI on all OS’s (AIX, Solaris and Redhat Linux).- Install and manage MPOS database, the first certified MasterCard Mobile Point of Sale application in Egypt.- Migrate /upgrade Subscription database (second revenue critical database after billing) from 10g to 11g.- Restructured, redesigned and set standards for DEV/TEST/UAT environments.

- Owning and resolving problems and managing customer expectations throughout the Service Request (SR) lifecycle in accordance with global standards - Maintaining product expertise in assigned cluster - Reducing escalations - Working towards, adopting, and contributing to new processes and tools (Oracle Web Conference (OWC), diagnostic methodology, etc.) - Contributing to knowledge management content creation and maintenance- Working with development on product improvement programs (testing, BETA programs, etc.) as required - Operating within Oracle business processes and procedures - Respond and resolve customer issues within key performance indicator targets - Ensure the timely completion of planned proactive tasks and SRs - Operate in line with bug diagnosis and escalation& development bug guidelines in resolution of bug related SRs-Communicate with customers via the telephone and via the Internet.-Ensure continuous monitoring and progress of customer issues until they are resolved.- Contribute to the creation and maintenance of knowledge content for customers as part of Oracle's problem prevention program.- Maintain an up-to-date and in-depth knowledge of new Oracle product releases.- Work in a team environment to provide solutions to customers and to ensure excellent customer satisfaction.- Resolve very complex technical customer questions and problem

Oracle JD Edwards Responsibilities : =============================- Architect and Maintain the JDE infrastructure resolving JDE, Network and Databases outages .- Installation, Upgrades, Updates To Base System.- Change Management.- System Administration.- Security, Performance Tuning, Package Building and Deployment.- Business Data refresh and Go Live Support.- ESU and ASU install (Electronic Software updates).DBA and System Administration Responsibilities :=======================================- Backup and restore the database.- Verify the data integrity.- Review the security, users and roles.- Database performance and tuning.- Support development and testing.- Data extraction, creating T-SQL Queries.Oracle BI :=========- Provide technical advice about how to integrate JDE with OBIEE.- Provide technical training on how to use OBIEE and XML publisher to change the default JDE report design and layout.