Senior DBA: Oracle & PostgreSQL Expert, Cloud/HA Leader

Mastercard; Waterloo; Sur place; EUR 90 000 - 120 000; Plein temps

Résumé du poste

Mastercard is seeking a Senior Database Engineer to own end-to-end administration and optimization of enterprise databases, focusing on Oracle and PostgreSQL, performance tuning, and high availability across a global tech landscape.

You will lead patching and upgrades, ensure security and governance, and collaborate with engineering, infrastructure, and business teams to translate requirements into scalable database solutions.

Qualifications

• Oracle and PostgreSQL database administration including patching and upgrades.
• SQL/PLSQL development, tuning, and DDL design.
• Linux/Unix environments, shell scripting, and automation.
• Backup, recovery, and replication technologies (RMAN, pg_dump).
• Database monitoring with Dynatrace and Splunk.
• Security concepts: users, roles, privileges, and compliance.
• Architecure, networking and high-availability design patterns.
• Cloud platforms and managed DB services.

Responsabilités

• Own end-to-end administration and optimization of enterprise databases.
• Lead patching, upgrades, and performance tuning.
• Ensure high availability, security, and governance compliance.
• Monitor, troubleshoot, and perform root-cause analysis of issues.
• Contribute to database architecture decisions and backup/recovery design.
• Collaborate with engineering and infrastructure teams to translate requirements.

Connaissances

Oracle DBA

PostgreSQL DBA

SQL/PLSQL

Linux/Unix

Backup & Recovery

Monitoring & Observability

Security & Compliance

HA & Replication

Cloud DB Administration

Outils

Dynatrace

Splunk

Description du poste

Mastercard is seeking a Senior Database Engineer to own end-to-end administration and optimization of enterprise databases, focusing on Oracle and PostgreSQL, performance tuning, and high availability across a global tech landscape.

You will lead patching and upgrades, ensure security and governance, and collaborate with engineering, infrastructure, and business teams to translate requirements into scalable database solutions.