Bahriye Eser - Freelance | FRATCH

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Recommended expert

Neresheim, Germany

Experience

May 2025 - Jul 2025

3 months

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Centris AG

Administration of 8-node RAC (19.26) database systems
Use of GoldenGate
Use of UC4

Feb 2021 - Dec 2024

3 years 11 months

Freelance

Logicalis

Administration of databases in OCI on Exadata X8M
Use of Oracle Exadata Cloud 23.1.15
Operation with RAC and standby databases (version 19.23)

Jun 2020 - Dec 2024

4 years 7 months

Freelance

Hensoldt

Migration from Oracle 12 to 19
Patching, backups and restore with RMAN
Setup of cleanup scripts
Sole responsibility

Apr 2019 - Dec 2020

1 year 9 months

Freelance

M-Net München

Sole responsibility for administration of databases on ODA (RAC)

Apr 2016 - Apr 2019

3 years 1 month

Senior System Engineer

Opitz Consulting Deutschland GmbH

Administration of Oracle 11g, 12c, 19c, 20c databases on Linux with Veritas Cluster Software
Operation of standby databases in snapshot mode
Change and ticket management with Remedy
Migration from Oracle 11 to 12c and character set migrations with DMU tool
Restore/recovery tests and database replication with duplicate database
Exports and imports
Applying PSU patches
Oracle troubleshooting
Administration of MySQL databases

Apr 2015 - Apr 2016

1 year 1 month

Senior Oracle Database Administrator

Baaderbank

Administration of Oracle 11g databases on Sun Solaris
Administration of Oracle Clusterware and ASM
Operation of standby databases
Support for developers and application administrators

Feb 2009 - Mar 2015

6 years 2 months

Oracle Database Administrator

HP/EADS

Installation and administration of Oracle 8i, 9i, 10g, and 11g databases on Reliant Unix, Sun Solaris, Linux, HP-UX, and Windows
Maintenance and parameter tuning of databases
Monitoring and troubleshooting
Migration and patching of databases
PL/SQL programming
Consulting for the plan and build team
Supporting and advising application developers
SQL tracing and debugging
Performance tuning analysis using AWR, Statspack, and SQL scripts
Backup integration with RMAN on Tivoli and DataProtector
Restore, recovery, and duplication of databases
Installation of Grid Control 11g and Intelligent Agent
Shell scripting
Ticket and change management
Creating documentation for Oracle and Tivoli users
Implementation and rollout of cleanup scripts and new Oracle features like Block Change Tracking and Flashback
Administration of Tivoli Backup servers and Tivoli Storage Management
Integrating clients into TSM instances
Reviewing and troubleshooting backups

Oct 2004 - Jan 2009

4 years 4 months

Oracle Database Administrator

T-Systems/Toll Collect

Installation and administration of Oracle 8i, 9i, and 10g databases on Sun Solaris
Maintenance and parameter tuning of databases
Monitoring and troubleshooting
Migration and patching of databases
PL/SQL programming
SQL tracing, debugging, and performance tuning
Shell scripting
Database backup and recovery
Responsible for database monitoring via Tivoli
Performing backups and recovery tests
Creating emergency scenarios for database outages
Installation and maintenance of Apache, Tomcat, JBoss, Oracle IAS, and Quality Center
Setting up standby databases
3rd-level database hotline support (24/7)
Ticket and change management

Oct 2001 - Oct 2003

2 years 1 month

Database and application support

T-Systems Augsburg

Installation and administration of standalone and OPS databases (Oracle 8i) on Sun Solaris
Maintenance and parameter tuning of databases
Monitoring and troubleshooting
PL/SQL programming
Support and consulting for Cognos and Informatica
Database export/import
SQL tracing and debugging
Performance tuning with Statspack and SQL scripts

Skills

Apache
Ias
Grid Control
Oracle Enterprise Manager
Tivoli Monitoring
Tivoli Backup
Incident And Change Management According To Itil
Toad
Sql*plus
Spotlight
Statspack
Awr
Remedy
Service Center
Cognos
Informatica
Quality Center
Tsm Manager
Nagios
Data Protector
Oracle Exp/imp
Oracle Expdp/impdp
Tkprof
Rman

Languages

German

Native

Turkish

Native

English

Advanced

Education

May 1992 - Dec 1999

Ludwig Maximilian University of Munich

Master of Arts, culture and history of the Near East · Culture and history of the Near East · Munich, Germany

Nov 1989 - Oct 1991

Technical University of Munich

Mechanical engineering, specialization in aerospace engineering · Munich, Germany

Oct 1985 - Jun 1989

Technical High School Heidenheim

General higher education entrance qualification · Heidenheim, Germany

...and 3 more

Certifications & licenses

MySQL Adminstration

RAC 12c Administration

Tuning databases 11g

PL/SQL programming

Database 11g Rease 2: New Features For Administation

IBM-TSM Workshop For Tivoli Server And Tivoli Client

Apache Administration: Linux as web server

Web hacking: detecting and preventing attacks against servers and applications

Oracle Database 10g: RAC For Administrators

Foundation Certificate In IT Service Management

Oracle Database 10g: PL/SQL and database programming

Oracle 9i Database: Advanced backup and recovery with RMAN

Oracle Database 10g: New Features For Administrators

Oracle Application Server 10g: Administration I

Cognos Certificate: Access Manager Series 7- Administration

Oracle Application Server 10g: Administration II

Unix fundamentals

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