Senior Database Administrator (DBA) - Lisboa

Crossjoin Solutions is growing in Latin America!
We’re an international IT consulting company, founded in Portugal and operating across Europe, LATAM, and North America.

Our mission?
Deliver world-class performance, reliability, and innovation for clients in banking, insurance, healthcare, telecom, and financial services — supporting millions of users worldwide.

Now we’re looking for a Senior Database Administrator (Oracle / SQL / PostgreSQL) to join our high-performance team.

What you’ll do:
• Manage, optimize, and secure mission-critical databases
• Work with Oracle RAC, DataGuard, GoldenGate, and performance tuning
• Collaborate with international DevOps and infrastructure teams
• Drive scalability and reliability across multi-sector projects

What we value:

• Bachelor’s or Master’s Degree in Computer Science or a similar field.

• More than 5 years of experience in Administration and incident resolution for Oracle databases.

• Proven experience in the following technologies within the Oracle ecosystem:

  • Oracle Data Guard (configuration and management).

  • Oracle Real Application Clusters (RAC) (administration and operations).

  • Oracle ASM and shared storage management.

  • Oracle Restart.

  • Oracle Golden Gate (implementation, monitoring, and troubleshooting).

• Spanish mandatory (minimum B2 level)

• English is mandatory (minimum B2 level).

• Participate in On-Call rotation

• Planned interventions during the weekend

• Willingness to work on international projects

Nice to have:

• Oracle Administrator Certified Professional certification in 12c/19c.

• Knowledge of Exadata, EXACS (Exadata Cloud Service)

• Experience in more than one database engine:

  • SQL Server

  • Postgresql

Why join Crossjoin:

• Global, multicultural, and collaborative work environment

• Continuous training and certification opportunities

• Merit-based culture that recognizes and rewards excellence

• Integration in a dynamic, goal-oriented, and cooperative team

• Health Insurance extendable to the family

• Crosser Assistance Program (Psychology, Psychosocial, Financial, Legal, and Nutrition consultations)

• Career Plan transversal to the entire company

• Monthly gym subscription

• Team-building events

• Annual Performance Bonus

Ready to join a company where performance meets purpose?
Apply now and become part of our international growth story.