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Oracle Database Engineer (Expert)

B2Bnetwork
Warsaw, województwo mazowieckie
4 tygodnie temu

Project Overview:

We are currently looking for a highly experienced Oracle Database Engineer to join a strategic project for one of our key financial sector clients. The role focuses on ensuring continuous service for Oracle-based applications, handling implementation, validation, troubleshooting, and full environment management across pre-production and production.

Key Responsibilities:

  • Preparing the prePROD environment to enable FSFO (Fast-Start Failover)
  • Synchronizing and troubleshooting DataGuard issues
  • Rebuilding standby databases when necessary
  • Creating new databases and database services (CDB/PDB)
  • Performing PDB-level service validation
  • Migrating old PDBs to new containers
  • Activating and testing FSFO (Switchover and Failover)
  • Applying database patches
  • Handling RAC-related issues including DR (Disaster Recovery) scenarios
  • Performing Unix-level changes (processes, load management, daemons)
  • Setting up Oracle GoldenGate microservices and OEM (Oracle Enterprise Manager)
  • Implementing changes in production environments
  • Providing post-implementation support and executing rollback if needed

Must-Have Skills and Experience:

  • 10+ years of experience managing Oracle Database versions 12c to 19c in production (including RAC, ASM, DataGuard)
  • Hands-on experience with Linux-based systems
  • Proficiency in Oracle management tools: RMAN, Data Pump, DataGuard
  • Strong troubleshooting skills in FSFO, RAC, and DataGuard environments
  • Experience in architecture planning and service lifecycle management
  • Ability to independently handle database services, incident and change management
  • Solid understanding of Oracle GoldenGate (including downstream processing, service start/stop)
  • Familiarity with Oracle SR handling and OEM monitoring architecture
  • Self-motivated, detail-oriented, and capable of working independently and in teams
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