Senior Database Administrator On-site Crossjoin Solutions Aveiro November 5, 2025

We are a global tech company specializing in reliable and
- performance IT services — fast, scalable, and secure. With over 15 years of experience and 30+ international clients, we operate in any stack, focusing on performance, systems, software, observability, and security, with offices in Almada, Aveiro, and Chile.

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
- 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 / Postgre
SQL) to join our
- performance team.

What you’ll do:

• Manage, optimize, and secure
  - critical databases
• Work with Oracle RAC, Data
  Guard, Golden
  Gate, and performance tuning
• Collaborate with international Dev
  Ops and infrastructure teams
• Drive scalability and reliability across
  - 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
• Requires full alignment of the working schedule with the Chile timezone.

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
• Global, multicultural, and collaborative work environment
• Continuous training and certification opportunities
• Merit-based culture that recognizes and rewards excellence
• Integration in a dynamic,
  - 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?