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

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. Project details • 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 Your responsibilities • 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. Your profile Required qualifications • 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. Additional advantages • 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. What we offer • 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. Interested? Please apply through JOIN and provide: • 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 We look forward to hearing from experienced Oracle DBAs who are confident working independently in complex, business-critical environments. Find more English Speaking Jobs in Germany on Arbeitnow