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Oracle Data Guard Experts in Germany

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Hire experts who configure standby databases, plan disaster recovery and tune Oracle Data Guard Broker workflows. FRATCH connects you with vetted, available freelancers whose experience matches your Oracle environment and project needs.

Meet FRATCH Experts in Germany, who have recently used Oracle Data Guard

Verified expert

Matthias W.

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DevOps Engineer

Boms
Matthias W.

Last position:

DevOps Engineer at Interhyp AG

  • Infrastructure management with Puppet and Terraform for consistent environments
  • Maintenance and adaptation of Terraform scripts for Azure cloud deployment
  • Migration of database systems and services to the Azure Cloud
  • Introduction of GitOps with ArgoCD for fully automated deployments
  • Adaptation and development of GitHub pipelines for CI/CD workflows
  • Creation of Helm Charts for standardized deployments
  • Migration of repositories from Bitbucket to GitHub
  • Operation and performance optimization of an Oracle 19c Grid cluster (RAC, Dataguard)
  • Setup and management of MongoDB instances (on-premise and Azure Kubernetes)
  • Setup of PostgreSQL clusters in on-premise and Azure Kubernetes environments
  • Migration of services, master data, and stored procedures from Oracle to PostgreSQL
  • Troubleshooting and performance tuning of complex data infrastructures
  • Installation, configuration, and upgrade of Tableau in the productive BI environment
  • Development of sanity checks to monitor business processes and application logic
  • Adaptation of the backup and recovery strategy to new requirements
  • Execution of disaster recovery and point-in-time recovery
  • Technologies used: Oracle 19c RAC Grid Dataguard, PostgreSQL 16, MongoDB, MySQL Cluster, Kubernetes (Azure), Tableau, Puppet, Terraform, ArgoCD, GitHub/Bitbucket, CheckMK, Prometheus, Grafana, Icinga2, Ubuntu/RHEL
Verified expert

Marko O.

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System Administrator in a 6-person Team

Stuttgart
Marko O.

Last position:

System Administrator in a 6-person Team at FITS

  • System administration of FreeBSD 11, 12 and 13.1 in a secure cloud software solution
  • Administration of proxy servers for FITS and its clients, banks and state banks
  • Administration of secure internet solutions
  • Administration of secure mail solutions and mail gateways
  • Administration of Apache 2.4 web servers
  • Planning and maintenance of servers and network components in FNT Command
  • Incident, change and ticket handling, especially troubleshooting network issues using Splunk and ARS
  • Troubleshooting and log file analysis using Splunk Enterprise
  • Monitoring with Nagios
  • Ordering, provisioning and installation of certificates on Apache web servers, Nginx web servers and load balancers
  • Hardware: HP ProLiant DL380 Gen 9 and 10, Cisco Catalyst
  • Software: FreeBSD 11, 12 and 13.2, FNT Command, shell scripts, MySQL databases, ServiceNow, ARS, Splunk Enterprise 8.15
Verified expert

Mahdi F.

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Senior Product Designer

Berlin
Mahdi F.

Last position:

Senior Product Designer at Tino 24/7

  • German emergency service management software for veterinarians.
  • Designed end-to-end scheduling flows for complex availability logic at scale, directly applicable to AI-driven matching flows and multi-state candidate journeys.
  • Built the entire design system from scratch, defining component architecture and scalable UI patterns across web and mobile.
  • Improved the dashboard via user research and A/B testing, driving a 67% increase in user adoption and 85% boost in client satisfaction.
Verified expert

Serkan K.

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Operation and Maintenance of Oracle Middleware Products

Hanau
Serkan K.

Last position:

Operation and Maintenance of Oracle Middleware Products at 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
Verified expert

Jürgen B.

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Database Administrator and Performance Tuning Specialist

Falkensee
Jürgen B.

Last position:

Database Administrator and Performance Tuning Specialist at ALD Automotive Leasing Deutschland

  • Database administration and performance tuning for Oracle databases on AIX 7.1, 7.2 with Oracle 12c and 19c
  • Troubleshooting and resolution on RHEL 7
  • Automation of operations with UNIX/Linux shell scripts, Perl programs, and PL/SQL
  • Planning, preparation, execution, and customer-specific review of changes and upgrades for the LEASMAN and DOXIS applications
  • Incident handling including communication with outsourcing service providers and business units
  • Data exchange with Data Pump
  • Visualization of database content and monitoring results
  • Configuration of databases for Debezium and monitoring Debezium activities
  • Preparation of Oracle databases for migration to cloud environments
  • Implementation and monitoring of NIST requirements in databases
  • Automation of release upgrades for the LEASMAN application
  • Creation of operations manuals and instructions
  • Generation of reports for GDPR information requests
Verified expert

Christopher E.

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Senior Oracle DBA and WebLogic Administrator, Oracle Business Intelligence for Applications

Eschborn
Christopher E.

Last position:

Senior Oracle DBA and WebLogic Administrator, Oracle Business Intelligence for Applications

  • Oracle databases 11g, 12c and 19c RAC
  • Installation, configuration and deployment of Oracle Fusion Middleware 11g & 12c (WebLogic, SOA, Oracle Forms and Report Server, etc., OBIA)
  • Administration of Oracle 11g, 12c, RAC and 19c
  • Applying patches
  • Installation, configuration and deployment of Tomcat
  • Oracle tuning
  • The system includes several production, QA, test & development Oracle databases and WebLogic application servers 11g & 12c
Verified expert

Mike K.

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Senior IT Consultant / Infrastructure Engineer

Koblenz
Mike K.

Last position:

Consultant at Capgemini

  • Operation, administration, and further development of an Oracle 21c database environment on Oracle Linux, including performance analysis, troubleshooting, and PL/SQL
  • Setup and operation of a Kubernetes environment on AWS (EKS)

Skills: Oracle 21c DBA, Oracle Linux, Kubernetes, AWS

Verified expert

Adrian H.

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Interim Consultant for Oracle Database Migrations to the AWS Cloud

Wedel
Adrian H.

Last position:

Interim Consultant for Oracle Database Migrations to the AWS Cloud at Bank Deutsches Kraftfahrzeuggewerbe GmbH

  • Migration of Oracle databases from on-premise to the AWS Cloud
  • Support for technical Oracle solutions and cloud database infrastructures (IaaS and PaaS) RDS vs. EC2, sizing for performance
  • Creation and maintenance of DR/HA (Disaster Recovery/High Availability) and backup and recovery policies and procedures (multi-region backup)
  • Support for Oracle license selection, Enterprise → Standard migration
  • Monitoring database instances
  • Implementation and maintenance of database security (wallet, SSL)
  • Patch management and version control
  • Automated installation and configuration of Oracle databases using Terraform and Ansible
Verified expert

Mahmoud R.

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Oracle Database and Cloud Administrator

Unterhaching
Mahmoud R.

Last position:

Database Administrator at Deutsche Pfandbriefbank

  • Provision and operation of Oracle databases within the agreed service levels.
  • Storage administration using Oracle ASM feature.
  • Oracle Grid Infrastructure and database patching.
  • Ensure SLAs and operational KPIs are met, coordinating internal and external support during major incidents.
  • Create and exercise reliable backup strategies and periodic restorations.
  • Plan and execute migrations from non-multitenant to multitenant architectures and consolidate databases into multiple containers.
  • Configure Oracle database authentication with Kerberos.
  • Deploy and administer Azure Database for PostgreSQL (Flexible Server) including configuration, scaling, and high availability setup.
  • Migrate on-premises PostgreSQL databases to Azure using pg_dump/pg_restore, pg_dumpall, and Azure Database Migration Service.
  • Configure backup and point-in-time restore policies for compliance and recovery objectives.
  • Implement monitoring and alerting with Azure Monitor, Log Analytics, and custom dashboards.
  • Perform query performance tuning by analyzing execution plans, optimizing indexes, and adjusting parameters (work_mem, shared_buffers, autovacuum).
  • Collaborate with developers to implement schema design improvements, partitioning, and connection pooling (PgBouncer) for scalability.
Verified expert

Andreas B.

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Oracle Applications DBA

Bielefeld
Andreas B.

Last position:

Oracle Applications DBA at Pyur

  • EBS 12.1 to 12.2.11 upgrade (DB 12 to 19)
  • Cloning process automation
  • HTTPS migration
  • Performance analysis and performance tuning
  • Error analysis
  • Cloning
  • Patching
  • Backup and recovery concept analysis and evaluation
  • Disaster recovery tests
Verified expert

Eric N.

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Data Engineer

Berlin
Eric N.

Last position:

Data Engineer at Creditsafe Deutschland GmbH

Verified expert

Werner H.

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Oracle Database Migration Consultant

Ratingen
Werner H.

Last position:

Insurance company

  • Migrations of DB2 databases to Oracle
  • Design and setup of new databases based on ODA X7-HA / X9-HA RAC 12cR2 - 19.23 / Data Guard / GI 19c
  • Hardware: ODA X7 X9 / IBM
  • Software: Oracle 12c-19.23 / Oracle Linux Enterprise 7.1–8.8
Verified expert

Sebastian D.

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Senior IT System Administrator

Fulda
Sebastian D.

Last position:

Senior IT System Administrator at LKA Thüringen

Verified expert

Jakub S.

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Oracle Consultant

Kronberg im Taunus
Jakub S.

Last position:

Oracle Consultant at Airline Sector

  • Microsoft Azure: design, shape, and capacity analysis including PoC
  • Microsoft Azure: final implementation for migration from on-prem RAC to single instance Data Guard
  • Performance tuning and troubleshooting for crew management systems (pilots and briefings)
  • Design and implementation of disaster recovery aware system based on RAC Extended Cluster and Data Guard
  • OEM: Oracle Cloud Control maintenance, installation and upgrades (12.1.0.5 > 13.3 > 13.5)
  • OEM: creating agent golden image with new RU and security fixes for full-scale environment
  • OEM agent upgrade
  • OEM: developing custom metric extensions and reports
  • OEM: full monitoring setup with template collection and monitoring templates and incident rule configuration
  • Upgrades: GI from 11.2.0.4 to 12.1.0.2, to 18.4, to 19.6+
  • Upgrades: databases from 11.2.0.2 to 12.1.0.2, to 19.18+
  • Redesign and license optimization based on Oracle SE on ODA and DBVisit
  • Design of virtualized platform based on OLVM and license optimization using hard partitioning
  • Migration of databases from bare metal to OLVM

Discover over 15,000 top freelancers

Statistics of experts using Oracle Data Guard

Aggregated from the professional profiles of matched freelancers.

Experience

23 years

Oracle Data Guard experts in Germany have 23 years of professional experience on average.

Position duration

3 years

Oracle Data Guard experts in Germany stay in a single position for 3 years on average.

Positions per freelancer

19

Oracle Data Guard experts in Germany have completed 19 positions on average over the course of their careers.

Top business areas

Information Technology, Operations, Project Management

Oracle Data Guard experts in Germany have gathered most of their hands-on project experience in Information Technology, Operations, and Project Management.

Top industries

Information Technology, Banking and Finance, Government and Administration

Oracle Data Guard experts in Germany are most in demand in Information Technology, Banking and Finance, and Government and Administration.

Certification focus areas

Information Technology, Business Intelligence, Operations

Oracle Data Guard experts in Germany earn their certifications most often in Information Technology, Business Intelligence, and Operations.

Bachelor's degree or higher

73%

73% of Oracle Data Guard experts in Germany hold at least a Bachelor's degree.

Master's degree or higher

45%

45% of Oracle Data Guard experts in Germany hold at least a Master's degree.

Certifications per freelancer

3

Oracle Data Guard experts in Germany hold 3 professional certifications on average.

Most common languages

English, German, French

Oracle Data Guard experts in Germany most often speak English, German, and French.

Speak two or more languages

100%

100% of Oracle Data Guard experts in Germany speak two or more languages.

Based on our profile pool as of 29 Oct 2026.

Daily rate distribution

0% 25% 50% 75% 100%
7% of Oracle Data Guard experts in Germany charge less than €480 per day.
14% of Oracle Data Guard experts in Germany charge between €480 and €640 per day.
21% of Oracle Data Guard experts in Germany charge between €640 and €800 per day.
43% of Oracle Data Guard experts in Germany charge between €800 and €960 per day.
14% of Oracle Data Guard experts in Germany charge €960 or more per day.
<€480 €480-​640 €640-​800 €800-​960 €960+

The chart shows how the daily rates of experts in this technology in Germany are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.

Average rates of experts in Germany using Oracle Data Guard

Rates are based on recent contracts and do not include FRATCH margin.

1000
750
500
250
Rate comparison chart
Daily rate avg. 769 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

1000
750
500
250
Rate comparison chart
Median rate 800 €

The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.

Calculated based on our freelancers’ daily rates as of 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

Oracle Data Guard experts industry focus

See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.

  • Information Technology (100%)
  • Banking and Finance (93%)
  • Government and Administration (60%)
  • Telecommunication (53%)
  • Automotive (40%)
  • Energy (40%)
  • Transportation (40%)
  • Aerospace and Defense (33%)

Please note that freelancers can work across multiple industries, so percentages overlap.

About the technology

Purpose and role

Oracle Data Guard is Oracle Database’s high-availability and disaster-recovery technology. It maintains one or more standby databases from a primary database by transporting and applying redo data. Companies use it to keep critical workloads available during outages, maintenance and site-level incidents.

Core configurations

Physical standby databases preserve the primary database at the block level and support read-only access when licensed and configured for it. Logical standby databases apply SQL changes, while snapshot standby databases provide a temporary writable environment for testing. Strong specialists select the right mode, protection level and failover design for the business requirement.

Ecosystem and tooling

Oracle Data Guard Broker centralizes configuration, monitoring and role transitions through DGMGRL and Oracle Enterprise Manager. Professionals also work with RMAN, Oracle Net Services, Fast-Start Failover, Data Guard configuration files and database observability tools. They align redo transport, apply services, listener settings and Oracle RAC where the wider platform requires it.

  • Configure primary and standby databases
  • Set up synchronous or asynchronous redo transport
  • Automate switchover and failover procedures
  • Validate recovery objectives with controlled tests

When expertise matters

Companies often bring in freelance expertise before a migration, data-center move or major Oracle upgrade. Support is also valuable when a standby falls behind, broker status becomes inconsistent or recovery procedures exist only on paper. In Germany, specialists may work remotely with infrastructure teams or join on-site exercises for regulated and operationally sensitive environments.

  • Diagnose transport and apply lag
  • Review protection modes and recovery targets
  • Document runbooks for incident response
  • Rehearse disaster-recovery operations

What strong professionals deliver

A capable Oracle Data Guard professional understands database internals, storage, networking, Linux or Unix operations and backup recovery. They measure recovery time and recovery point requirements against the actual architecture rather than choosing settings in isolation. Their deliverables include a tested topology, clear role-transition steps, monitoring rules and evidence that failover works.

Choosing the right specialist

Look for practical experience with the Oracle Database release, RAC or Exadata components, cloud or on-premises hosting model and security constraints in your environment. Ask how the specialist would test a switchover, handle split-brain risk and restore service after an incomplete failover. Good professionals explain trade-offs clearly, leave maintainable documentation and collaborate effectively with German- and English-speaking teams.

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Frequently asked questions

Before you brief your next project: the most common questions about Oracle Data Guard.

Oracle Data Guard protects Oracle Database workloads through standby databases that receive and apply redo from a primary database. It supports disaster recovery, planned maintenance, reporting scenarios and controlled role transitions without relying on a single database site.

Oracle Data Guard protects against site, storage and database-service failures by maintaining a separate standby environment. Oracle RAC primarily improves availability within a cluster by running instances against shared storage, so many organizations use both rather than treating them as interchangeable.

A strong Oracle Data Guard specialist should also understand RMAN, Oracle Net Services, Linux or Unix, storage, monitoring and recovery planning. Experience with Oracle RAC, Exadata, Data Guard Broker and cloud infrastructure is useful when those components are part of the target environment.

The right Oracle Data Guard professional depends on the scope, not a fixed career length. A basic standby setup needs proven configuration and testing ability, while multi-site failover, RAC integration, Exadata or complex migration work calls for experience with comparable production architectures.

Yes, much of Oracle Data Guard configuration, monitoring and documentation can be performed remotely through controlled access and scheduled change windows. On-site collaboration may still help for data-center exercises, hardware dependencies or recovery tests involving local operations teams in Germany.

A professional working with Oracle Data Guard should provide an accurate topology, broker or command-line configuration records, monitoring guidance and tested switchover and failover runbooks. The handover should also explain protection modes, recovery targets, known limitations and how to investigate transport or apply lag.

Ask the Oracle Data Guard specialist to describe a failure scenario and the exact checks used before, during and after a role transition. Quality shows in safe change planning, clear reasoning about synchronous versus asynchronous transport, realistic recovery testing and documentation that an operations team can follow.

Professionals may refer to Oracle Data Guard simply as Data Guard or use the abbreviation DG in technical discussions. Oracle Data Guard Broker, DGMGRL and Fast-Start Failover are related components, not alternative names for the complete technology, so clarify which scope the engagement covers.

The average hourly rate of freelancers in Germany who have used Oracle Data Guard in their recent projects is 96 €, which corresponds to a daily rate of about 769 € based on an 8-hour working day.

Of the freelancers in Germany who have used Oracle Data Guard in their recent projects, 73% hold at least a Bachelor's degree and 45% hold at least a Master's degree.

On average, freelancers in Germany who have used Oracle Data Guard in their recent projects have 23 years of professional experience, with a single engagement typically lasting around 3 years.

The most common languages among freelancers in Germany who have used Oracle Data Guard in their recent projects are English (100%), German (93%), and French (47%).

The most common industries among freelancers in Germany who have used Oracle Data Guard in their recent projects are Information Technology (100%), Banking and Finance (93%), and Government and Administration (60%).

The most common business areas among freelancers in Germany who have used Oracle Data Guard in their recent projects are Information Technology (100%), Operations (80%), and Project Management (67%).

Main locations of FRATCH Experts, who have recently used Oracle Data Guard

Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.

Berlin Hamburg Munich Cologne Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg

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