Database Administrator (Oracle, SQL Server e PostgreSQL)

Workplace: Lisbon (Hybrid)

Role:

• Complete administration of Oracle, SQL Server, and PostgreSQL databases (installation, configuration, maintenance, monitoring, and expansion);
• Database migration and version updates;
• Implementation and management of high availability and disaster recovery solutions;
• Management of backups and restores (RMAN, pg_dump, pg_restore) and participation in recovery tests;
• Performance optimization, incident resolution, and query tuning;
• Administration of Oracle RAC, ASM, Data Guard, GoldenGate, and Grid Infrastructure;
• Management of users, roles, and permissions, applying the principle of least privilege;
• Monitoring and capacity management with OEM, Cloud Control, and pgAdmin;
• Configuration of secure authentication (SSL, scram-sha-256) and security policies;
• Task automation (bash, PowerShell, Python, cron);
• Technical support for servers and associated platforms.

Profile:

• Higher education in Information Technology or similar field;
• Minimum of 5 years of experience in Oracle, SQL Server, and PostgreSQL database administration in critical and high-availability environments;
• Proven experience in installing, configuring, maintaining, and monitoring Oracle databases;
• Proficiency in Oracle RAC, ASM, Data Guard, GoldenGate, Grid Infrastructure, Exadata Cloud, and Enterprise Manager;
• Solid knowledge of RMAN, backup/restore strategies, and disaster recovery plan implementation;
• Experience in performance tuning (AWR, SQL Tuning Advisor, execution plans, deadlock analysis);
• Knowledge of SQL Server administration (SSMS, recovery models, user and permission management);
• Knowledge of PostgreSQL administration (pg_dump, pg_restore, vacuum, SSL, scram-sha-256, pgAdmin);
• Experience in automation with bash, cron, PowerShell, or Python;
• Knowledge of Linux, Unix, and Windows Server operating systems;
• Fluency in English (spoken and written);
• Knowledge of Spanish will be valued;
• Strong ability to analyze and resolve complex incidents;
• Clear communication with technical and business teams;
• Proactivity and focus on continuous improvement;
• Ability to work under pressure and manage priorities;
• Autonomy and adaptation to multinational and dynamic environments.

Work with us:

• With more than 30 years of experience, Rumos has a team of professionals specialized in IT;
• At Rumos, consultants integrate highly challenging projects, based on the latest technology and in the most diverse sectors of activity;
• Rumos consultants have access to a certified training plan, which offers a constant update of technical skills;
• Rumos, as an employer, has job opportunities based on equity, integrity and diversity. Based on these values, we work so that no person is discriminated against on the basis of age, degree of disability, gender, marital status, pregnancy and maternity, race, beliefs or sexual orientation. We believe in everyone's abilities, because we have in our DNA team spirit and mutual help, empathy and respect.