**Description:** ---------------- At Infortec, we are looking for an Oracle Database Administrator with experience in administration, maintenance, and optimization of Oracle environments to join a stable project of significant technological relevance. The selected candidate will be responsible for ensuring availability, performance, and security of databases in high-demand environments. Main Responsibilities RMAN: backup, restore, cloning, and catalog management. Installation / Upgrade / Patching: software installation, creation of new databases, upgrades, and patch application. Basic scripting: creation and review of Control\-M job chains. Availability and performance: monitoring and resolution of incidents related to HA CRS, locks, queries, and configuration. Cloud Control: monitoring and management of databases using Oracle Cloud Control. Ticket resolution: handling incidents, requests, changes, and scheduled tasks. Grid Infrastructure: deployment of new clusters and resolution of specific incidents. Tuning: performance optimization using SQL Tuning Advisor, AWR, and execution plan analysis. ExaCC: management of OCI Console, DBAASCLI, and cloud database environments. Other Oracle functionalities: management of MGW, ACLs, AQ/MQ, and certificates. What We Offer Indefinite contract on a stable, long-term project. Hybrid working model (50% on-site). Morning and afternoon shifts, with rotating on-call duties. 23 working days of vacation. Career development plan and continuous training tailored to your professional goals. Health and dental insurance. High-level technical environment, dynamic and continuously growing. If you have experience managing complex Oracle environments and are seeking a new professional challenge within a highly specialized team, Infortec offers you the opportunity to grow further in a demanding and stable technological environment. **Requirements:** --------------- RMAN: backup, restore, cloning, and catalog management. Installation / Upgrade / Patching: software installation, creation of new databases, upgrades, and patch application. Basic scripting: creation and review of Control\-M job chains.