Serkan Kaya - Operation and Maintenance of Oracle Middleware Products

Q: Where is Serkan based?

Serkan is based in Hanau, Germany and can operate in on-site , hybrid , and remote work models.

Q: What languages does Serkan speak?

Serkan speaks the following languages: German (Native), Turkish (Native), English (Advanced) .

Q: How many years of experience does Serkan have?

Serkan has at least 25 years of experience. During this time, Serkan has worked in at least 5 different roles and for 5 different companies . The average length of individual experience is 4 years and 6 months . Note that Serkan may not have shared all experience and actually has more experience.

Q: What is Serkan's latest experience?

Serkan's most recent position is Operation and Maintenance of Oracle Middleware Products at LBV - Landesamt für Besoldung und Versorgung Baden-Württemberg .

Q: What companies has Serkan worked for in recent years?

In recent years, Serkan has worked for LBV - Landesamt für Besoldung und Versorgung Baden-Württemberg and Deutsche Bank .

Q: Which industries is Serkan most experienced in?

Serkan is most experienced in industries like Information Technology , Government and Administration , and Banking and Finance . Serkan also has some experience in Food and Beverage .

Q: Which business areas is Serkan most experienced in?

Serkan is most experienced in business areas like Information Technology , Operations , and Project Management .

Q: Which industries has Serkan worked in recently?

Serkan has recently worked in industries like Banking and Finance and Government and Administration .

Q: Which business areas has Serkan worked in recently?

Serkan has recently worked in business areas like Information Technology and Operations .

Recommended expert

Hanau, Germany

Experience

Mar 2024 - Present

2 years 1 month

Operation and Maintenance of Oracle Middleware Products

LBV - Landesamt für Besoldung und Versorgung Baden-Württemberg

Patch management
Support in database development
Installation and upgrades of the following Oracle systems:
Oracle Analytics Server (6.4)
Oracle Enterprise Manager Fusion Middleware Control
Oracle Data Integration Server
Oracle BI Administration Tool
Oracle WebLogic

Feb 2019 - Feb 2019

1 month

Health check after migration

ADM Wild GmbH & Co. KG

Troubleshooting and analysis after database migration 12gR2

Jan 2018 - Present

8 years 3 months

Technology Lead; Oracle Database Administrator; Oracle Consultant; Oracle Cloud Admin

Deutsche Bank

Installation, administration, configuration, performance tuning, upgrade and patching of Oracle databases (Single Node, RAC, Data Guard, Exadata, ZFS)
3rd-level support, on-call (24/7) incident/problem/change management
Support and troubleshooting for issues
Database migrations: 12gR1, 12gR2, 18c, 19c
Migration of Grid Control 11g to Cloud Control 12c including agent deployment, configuration and troubleshooting
Monitoring and management of various test and production environments
Architecture and implementation of the Oracle Cloud environment; on-premise to cloud migrations
Technical support, implementation and direct consulting for projects in Turkey, Saudi Arabia, Spain and Switzerland

Apr 2015 - Dec 2017

2 years 9 months

Oracle Database Administrator; Oracle Consultant

Deutsche Bank

Installation, administration, configuration, performance tuning, upgrade and patching of Oracle databases (Single Node, RAC, Exadata)
3rd-level support and troubleshooting
Migration of Grid Control 11g environment to Cloud Control 12c including agent deployment, configuration and troubleshooting
Monitoring and management of various test and production environments
Technical support and consulting in Turkey, Saudi Arabia, Spain and Switzerland

Feb 2013 - Mar 2015

2 years 2 months

Oracle Database Administrator; Oracle Consultant

Deutsche Bank

Installation, administration, configuration, performance tuning, upgrade and patching of Oracle databases (Single Node, RAC, Exadata)
3rd-level support and troubleshooting
Migration of Grid Control 11g environment to Cloud Control 12c including agent deployment, configuration and troubleshooting
Monitoring and management of various test and production environments
Technical support and consulting in Turkey, Saudi Arabia, Spain and Switzerland

Jan 2013 - Mar 2015

2 years 3 months

Oracle Database Administrator; Oracle Consultant

avato consulting ag

Installation, administration, configuration, performance tuning, upgrades and patching of Oracle databases (Single Node, RAC)
Developing a backup/recovery strategy
On-call duty (24x7)

Aug 2001 - Dec 2012

11 years 5 months

Database Administrator; Storage Administrator; Project Manager

eKom21 – KGRZ Hessen

Installation, administration, configuration, performance tuning, monitoring, upgrades and patching of Oracle databases (Single Node)
Developing a backup/recovery strategy for Oracle and MS SQL databases
Planning and executing the migration of 160 Navision (MS Dynamics) databases to MS SQL
Developing and implementing standards, processes, scripts, backup concepts, monitoring methods, and naming conventions for Oracle and MS SQL databases on Linux and Windows
On-call duty (24x7)
Training new employees
Technical support during BSI audits
Storage administration for HDS 9570V and IBM DS 8100 storage systems
Leading the project to introduce an end-to-end monitoring tool as project manager
Acting as change manager representative on the Change Advisory Board and department management (over 10 people)

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Government and Administration, Information Technology, and Banking and Finance.

Government and Administration

Information Technology

Banking and Finance

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Operations, and Project Management.

Information Technology

Operations

Project Management

Skills

Oracle Software

Oracle Software Database Up To Version 19c
Asm And Grid Infrastructure Very Good Knowledge
Data Guard Very Good Knowledge
Database Server Very Good Knowledge
Enterprise Manager Very Good Knowledge
Exadata Very Good Knowledge
Grid Control/cloud Control Very Good Knowledge
Oc4j Basic Knowledge
Rac Very Good Knowledge
Recovery Manager (Rman) Very Good Knowledge
Sql Net Good Knowledge
Sql And Pl/sql Good Knowledge

Operating Systems

Aix Basic Knowledge
Linux Very Good Knowledge (Suse, Red Hat, Oracle Enterprise Linux)
Oracle/sun Solaris Good Knowledge
Windows Very Good Knowledge

Programming Languages

C/al Good Knowledge
Html Good Knowledge
Php Basic Knowledge
Pl/sql Good Knowledge
Shell Scripts Good Knowledge
T-sql Good Knowledge
Xml Basic Knowledge
Python Good Knowledge

Databases (Other Than Oracle)

Marklogic Basic Knowledge
Ms Sql Good Knowledge
Mysql Basic Knowledge

Languages

German

Native

Turkish

Native

English

Advanced

Education

Aug 2001 - Jun 2004

IT specialist in system integration

Oct 1999 - Jun 2001

Vocational schools in Kirchhain

Advanced technical college entrance qualification, focus on business and administration · Business and Administration · Kirchhain, Germany

Certifications & licenses

Oracle Cloud Infrastructure 2023 DevOps Professional

Oracle

Oracle Cloud Infrastructure Architect 2021 Associate

Oracle

Oracle Cloud Infrastructure 2019 Cloud Operations Associate

Oracle

Oracle Cloud Infrastructure Foundations 2020 Associate

Oracle

Oracle Exadata Database Machine And Cloud Service 2017 Implementation Essentials

Oracle

Oracle Database 11g Administrator Certified Professional

Oracle

Oracle Database 10g Administrator Certified Associate

Oracle

Oracle Database 10g Administrator Certified Professional

Oracle

ITIL V3 Foundation

Microsoft Certified Technology Specialist: SQL Server 2008, Implementation And Maintenance

Microsoft

Statistics

Experience

Total positions 7

Experience in Government and Administration 13.5 y

Avg length 4 y 1 m

Longest experience 11 y 4 m

Expertise

Recent roles Operation and Maintenance of Oracle Middleware Products, Health check after migration, Technology Lead; Oracle Database Administrator; Oracle Consultant; Oracle Cloud Admin

Main industries Government and Administration, Information Technology, Banking and Finance

Main business areas Information Technology, Operations, Project Management

Qualifications

Certifications earned 10

Profile

Created

January 2024

Last Update

October 2025

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Serkan based?

Serkan is based in Hanau, Germany and can operate in on-site, hybrid, and remote work models.

What languages does Serkan speak?

Serkan speaks the following languages: German (Native), Turkish (Native), English (Advanced).

How many years of experience does Serkan have?

Serkan has at least 25 years of experience. During this time, Serkan has worked in at least 5 different roles and for 5 different companies. The average length of individual experience is 4 years and 6 months. Note that Serkan may not have shared all experience and actually has more experience.

What roles would Serkan be best suited for?

Based on recent experience, Serkan would be well-suited for roles such as: Operation and Maintenance of Oracle Middleware Products, Health check after migration, Technology Lead; Oracle Database Administrator; Oracle Consultant; Oracle Cloud Admin.

What is Serkan's latest experience?

Serkan's most recent position is Operation and Maintenance of Oracle Middleware Products at LBV - Landesamt für Besoldung und Versorgung Baden-Württemberg.

What companies has Serkan worked for in recent years?

In recent years, Serkan has worked for LBV - Landesamt für Besoldung und Versorgung Baden-Württemberg and Deutsche Bank.

Which industries is Serkan most experienced in?

Serkan is most experienced in industries like Information Technology, Government and Administration, and Banking and Finance. Serkan also has some experience in Food and Beverage.

Which business areas is Serkan most experienced in?

Serkan is most experienced in business areas like Information Technology, Operations, and Project Management.

Which industries has Serkan worked in recently?

Serkan has recently worked in industries like Banking and Finance and Government and Administration.

Which business areas has Serkan worked in recently?

Serkan has recently worked in business areas like Information Technology and Operations.

What is Serkan's education?

Serkan attended education in IT specialist in system integration.

Does Serkan have any certificates?

Serkan has 10 certificates. Among them, these include: Oracle Cloud Infrastructure 2023 DevOps Professional, Oracle Cloud Infrastructure Architect 2021 Associate, and Oracle Cloud Infrastructure 2019 Cloud Operations Associate.

What is the availability of Serkan?

Serkan is immediately available part-time for suitable projects.

What is the rate of Serkan?

Serkan's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.