Senior Oracle Database Administrator (Oracle 12c/19c on Azure) – Freelance / B2B

Project overview

About the opportunity

For a business-critical IT infrastructure project with an international enterprise operating in the semiconductor and mechanical engineering industries, we are looking for 5 experienced Senior Oracle Database Administrators.

The assignment requires highly independent specialists with extensive hands-on experience in Oracle database operations within Microsoft Azure environments.

You will support a demanding enterprise landscape in which system stability, performance, availability, and efficient troubleshooting are essential. Experience working in business-critical SAP environments is particularly important.

Requirements

Required qualifications

Additional advantages

What we offer

Interested?

Please apply through JOIN and provide:

We look forward to hearing from experienced Oracle DBAs who are confident working independently in complex, business-critical environments.

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• Extensive production experience as a Senior Oracle DBA in complex enterprise environments.
• Strong hands-on expertise with Oracle Database 12c and 19c.
• Proven experience operating Oracle databases on Microsoft Azure.
• In-depth knowledge of RMAN, Data Guard, ASM, database patching, backup/recovery, and performance tuning.
• Strong troubleshooting capabilities in high-availability, business-critical production systems.
• Practical knowledge of Azure infrastructure and automation/scripting.
• Experience with Azure DevOps or comparable CI/CD environments.
• Ability to work independently, make technically sound decisions, and resolve critical incidents.
• English language proficiency at C2 level or demonstrably equivalent.
• Residence within the EU and willingness to work on-site in the Netherlands during the specified period.
• Availability for a full-time freelance assignment starting in December 2026.
• Oracle RAC experience.
• Experience with SAP-related Oracle database landscapes.
• Strong understanding of infrastructure security, disaster recovery, and operational resilience.
• Previous experience in international infrastructure transformation or stabilization projects.
• A challenging assignment involving business-critical enterprise infrastructure.
• The opportunity to work with experienced international technical teams.
• Primarily remote delivery with a clearly defined on-site project phase.
• A freelance engagement with an hourly rate aligned to your expertise and experience.
• Direct communication and ongoing project support through Sidekick Network.
• Your current CV or detailed technical profile
• Your earliest availability
• Your location and country of residence
• Your expected hourly rate in EUR
• Confirmation of your availability for on-site work in the Netherlands from 14 January to 7 February 2027
• A short overview of your hands-on Oracle-on-Azure experience, including RMAN, Data Guard, ASM, and SAP-related production environments

Project details

Your responsibilities

• Start: Early December 2026
• Duration: Until the end of February 2027
• Workload: Full-time (5 positions available)
• Location: Primarily remote from within the EU
• On-site requirement: Netherlands, 14 January – 7 February 2027
• Language: English C2 or demonstrably equivalent proficiency
• Contract: Freelance
• Administer, maintain, and optimize Oracle 12c/19c databases running on Microsoft Azure.
• Perform database installations, upgrades, patching, configuration, and ongoing maintenance.
• Manage backup and recovery processes using Oracle RMAN.
• Configure, maintain, and troubleshoot Oracle Data Guard environments.
• Support Oracle ASM and high-availability configurations.
• Conduct proactive performance analysis, tuning, and capacity optimization.
• Investigate and resolve complex production incidents and database-related performance issues.
• Collaborate with Azure infrastructure, cloud engineering, and application teams.
• Use scripting and automation to streamline database operations and routine maintenance.
• Support operational processes and deployments using Azure DevOps or comparable CI/CD tools.
• Ensure reliable database operations within a business-critical SAP landscape.
• Start: flexible
• Remote: hybrid
• Location: Bonn, DE
• Languages: English