Senior AWS Oracle & PostgreSQL DBA

GCS Recruitment; Dublin; On-site; EUR 90,000 - 120,000; Full time

Job summary

GCS Recruitment seeks a Senior Oracle/PostgreSQL DBA to own and optimize critical databases in AWS. You will manage Oracle 19c and PostgreSQL across production environments, implementing high availability, performance tuning, and robust disaster recovery.

You will collaborate with Engineering, DevOps and Infrastructure teams to automate tasks, support CI/CD, and enhance cloud-based database operations.

Qualifications

• Experience managing Oracle 19c and PostgreSQL databases in production environments.
• Strong knowledge of AWS services (RDS/Aurora/EC2) and cloud-based DB deployments.
• Proficiency in automation, scripting, and CI/CD pipeline support.

Responsibilities

• Manage and support Oracle and PostgreSQL databases in production environments.
• Perform installations, upgrades, patching and maintenance of databases.
• Tune performance, optimise queries and troubleshoot complex DB issues.
• Design high-availability and disaster recovery solutions.
• Manage backups, recovery procedures and replication.
• Monitor database health, availability and performance.
• Respond to critical incidents and perform root cause analyses.
• Collaborate with Engineering, DevOps and Infrastructure teams.
• Drive automation using scripting and cloud tech.
• Contribute to CI/CD and infrastructure improvement initiatives.

Skills

Oracle

PostgreSQL

Automation

Tools

AWS

Terraform

Python

PowerShell

AWS CLI

CloudWatch

Job description

GCS Recruitment seeks a Senior Oracle/PostgreSQL DBA to own and optimize critical databases in AWS. You will manage Oracle 19c and PostgreSQL across production environments, implementing high availability, performance tuning, and robust disaster recovery.

You will collaborate with Engineering, DevOps and Infrastructure teams to automate tasks, support CI/CD, and enhance cloud-based database operations.