GRiT Solutions

GRiT Solutions is a new and authentic player in IT Consulting, offering tangible solutions based on executable technologies. It was born in Portugal to help companies across Europe achieve their digital and business evolution goals.
About company

Senior Oracle DBA - ExaCC

On-site

location Lisbon

date October 12, 2026

Performance Maestro Wanted: Senior Oracle DBA Opening!

There's no secret to become number-one, it takes willingness to improve and determination to pursue it. At GRiT®, it's all about the journey getting there. We trust talent and intelligence are important, yet passion and perseverance are key to achieving any goal.

We are Tech Passionate People with a Purpose, delivering solutions while building strong long-term relations.

Recognizing each person's unique contribution to our collective success, we embrace inclusion and diversity, committed to creating a respectful and socially responsible environment.

People. Technology. Innovation. All-around it.

Are you GRiTTY enough to be part of our journey? Take the first step by applying now and let's create our future together.

Job Description: Specialist Oracle DBA position centred on performance, resource efficiency and project delivery across ExaCC, ZFS and ZDLRA environments. Query tuning, compression and indexing strategy to reduce CPU, storage and I/O costs, optimization of backup and recovery, ownership of key projects such as the move to Kerberos authentication and Oracle Client upgrades. Advice to development teams, root cause analysis of complex performance incidents, enforcement of access management, TDE encryption and audit controls.

Must-Have:

  • 5-10 years of hands-on work with production Oracle databases
  • Higher education in Computer Science, Engineering or a related technical discipline
  • Track record in database performance tuning, data compression and resource optimization
  • Solid knowledge of Oracle RAC, Data Guard, RMAN and Oracle Enterprise Manager
  • SQL and PL/SQL scripting
  • ExaCC CPU optimization, query tuning and Exadata awareness
  • Kerberos authentication and Oracle Client upgrades
  • Transparent Data Encryption, auditing and compliance controls
  • Linux and/or Unix as main platforms, with Windows as a secondary environment
  • Working knowledge of Oracle SQL Developer and Toad for Oracle
  • English at B2 level or above
  • Teamwork across infrastructure, development and business stakeholders
  • Methodical approach to problem solving, with clear reporting of technical findings
  • Specialist depth combined with breadth across several database technologies

Would be great if you have:

  • Hands-on experience with ExaCC, ZFS and ZDLRA
  • Knowledge of Azure SQL or PostgreSQL, Azure Synapse or DB2
  • Familiarity with Jenkins, UrbanCode Deploy, Qlik Replicate, Git/Bitbucket, ServiceNow, Jira and DBeaver
  • Oracle Certified Professional or equivalent certification
  • Experience in regulated sectors, for instance financial services
  • French and/or Dutch

What's in it for you:

  • Continuous Training and Certifications
  • GRiT Prizes: GRiT Baby Gift, GRiT Birthday Prize, GRiT Recommendation Prize
  • Exclusive Partnerships/Discounts: (Gym, Health, Well-being, Lifestyle, Financial, etc…)
  • Unique Events
  • Welcoming Office (Fruit, Coffee, Pool Table, etc.)
  • Competitive Compensation
  • Pay for Performance

#TechWithPassion - Fuel your fire, join our tech tribe!

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Contacts and Address

earth Av. 5 de Outubro 124, 9º 1050-061 Lisboa