Senior Oracle DBA — Banking Performance & Security

Hexa Group; Lisboa; Híbrido; EUR 60 000 - 90 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Private health insurance

Mental health support

Training and certification support

Flexible work arrangements

Resumo da oferta

Hexa Group in Lisbon is seeking an experienced Oracle database administrator to join a technology team supporting banking sector environments. The role focuses on availability, security and performance of critical Oracle databases, with a hybrid work model in Lisbon and collaboration with international teams.

You will manage Oracle databases, resolve incidents, optimize performance and contribute to architecture decisions while supporting upgrades and lifecycle management.

Qualificações

• 6 to 9 years of professional experience in Oracle database administration.
• Proven ability to manage database operations independently and resolve technically demanding incidents.
• Experience contributing to database architecture decisions and infrastructure improvement initiatives.
• Strong analytical and problem-solving capabilities, with attention to service quality and operational risk.
• Ability to collaborate effectively with international, cross-functional teams and communicate technical recommendations clearly.
• Responsible and proactive approach to production commitments, change management and continuous improvement.
• Availability to participate in scheduled on-call duties and critical operational interventions.

Responsabilidades

• Manage Oracle database environments to ensure operational stability, availability and reliability.
• Investigate production incidents, implement corrective actions and coordinate database changes.
• Analyze database performance, identify bottlenecks and implement optimization measures.
• Contribute to database architecture assessments and technical decisions for new and existing solutions.
• Support database upgrades, lifecycle management and technology modernization initiatives.
• Define and maintain technical documentation covering security, monitoring, backup and recovery procedures.
• Collaborate with application development, infrastructure, operations and security teams to deliver reliable solutions.
• Apply DevOps practices and established operational and security standards.
• Evaluate emerging database technologies and identify opportunities for infrastructure improvement.
• Participate in a weekly on-call rotation and provide support during critical production interventions.

Conhecimentos

Oracle DBA experience

Analytical thinking

Problem solving

Cross functional collaboration

On call readiness

Change management

Ferramentas

SQL

Database monitoring

Backup and recovery

Security practices

Descrição da oferta de emprego

Hexa Group in Lisbon is seeking an experienced Oracle database administrator to join a technology team supporting banking sector environments. The role focuses on availability, security and performance of critical Oracle databases, with a hybrid work model in Lisbon and collaboration with international teams.

You will manage Oracle databases, resolve incidents, optimize performance and contribute to architecture decisions while supporting upgrades and lifecycle management.