Senior Oracle Database Administrator

Performance Technologies

📍 Athens, Attica, Greece

Full time Computer Occupations Posted March 01, 2026

Job Description

We are seeking an experienced Senior Oracle Database Administrator to join our core technical team. The role involves designing, managing, and optimizing complex Oracle environments, with a strong focus on High Availability architectures and Oracle RAC. You will ensure our systems are secure, scalable, high-performing, and continuously available to support business needs.

Responsibilities

  • Design, implement, and maintain multi-node Oracle RAC environments, ensuring maximum uptime and seamless load balancing.
  • Manage Oracle Grid Infrastructure, ASM, and storage components, ensuring optimal configuration and performance.
  • Proactively monitor database performance, identifying bottlenecks and optimizing SQL queries and system parameters.
  • Ensure data security through rigorous access controls, security policies, and encryption (TDE), maintaining overall data inte...