Oracle Database Engineer (OCI / Exadata)

SNI; Polska; Hybrid; PLN 180,000 - 280,000; Full time

Job summary

SNI in Poland is seeking an experienced Oracle Database Administrator to manage mission-critical databases in enterprise and cloud environments. You will own RAC, Grid Infrastructure, ASM, and Data Guard, delivering high availability and DR readiness.

Shaped by Exadata platforms, ExaCS, and OCI, you will perform RMAN backups and recoveries, tune performance with AWR/ASH/ADDM, and implement patching and upgrades while communicating in English within an international team.

Qualifications

• 3–6 years hands-on Oracle DBA experience in enterprise or cloud environments.
• Deep expertise in Oracle 19c/26ai and Exadata platforms.
• Proven experience with Exadata Cloud Service (ExaCS) or Exadata hardware.
• Strong knowledge of RAC, Grid Infrastructure, and ASM.

Skills

Oracle DBA

English (C1)

Polish (C1)

Oracle 19c/26ai

Exadata

RAC/Grid Infrastructure/ASM

Data Guard

RMAN

AWR/ASH/ADDM

OCI

Tools

Exadata Cloud Service (ExaCS)

Oracle RAC

ASM

Grid Infrastructure

Job description

• Oracle
• Angielski (C1)
• Polski (C1)
• 3–6 years of hands‑on experience in Oracle Database Administration within enterprise or cloud environments.
• Deep technical expertise in Oracle Database 19c / 26ai .
• Proven experience administering databases on Exadata Cloud Service (ExaCS) or Exadata hardware.
• Core proficiency in Oracle RAC , Grid Infrastructure , and ASM .
• Strong hands‑on knowledge of Data Guard setup, failover/switchover processes, and disaster recovery architectures.
• Advanced experience with RMAN for backup, recovery, and database cloning strategies.
• Solid background in database performance tuning and diagnostics using AWR , ASH , and ADDM .
• Experience operating within Oracle Cloud Infrastructure (OCI) environments.
• Fluent English communication skills for working in an international team setup.

Preferred Certifications

• Oracle Certified Professional (OCP) – Oracle Database 19c or later.
• Oracle Cloud Infrastructure (OCI) Architect / Operations Professional Certification.
• Oracle Exadata Database Machine / ExaCS Certified Specialist.
• Perform deep hands‑on administration, monitoring, and operational support for Oracle Databases (19c, 26ai) hosted on Exadata Cloud Service (ExaCS) within Oracle Cloud Infrastructure (OCI).
• Manage High Availability (HA) and Disaster Recovery (DR) architectures using Oracle Real Application Clusters (RAC) and Data Guard.
• Administer storage structures, Automatic Storage Management (ASM), and Grid Infrastructure across enterprise database environments.
• Execute database backup, restore, and point‑in‑time recovery strategies utilizing RMAN.
• Monitor, analyze, and optimize database performance through AWR, ASH, and execution plan analysis.
• Perform patch management, database upgrades, and cloud platform maintenance in alignment with enterprise change management processes.