Senior Database Engineer

About the role

Mastercard is seeking a Senior Database Engineer to lead the stability, performance, and evolution of its enterprise database platforms across a global technology landscape. The role focuses on ensuring reliability, security, automation, and scalability of Oracle and PostgreSQL environments while collaborating closely with engineering, infrastructure, and business teams.

Key responsibilities

• Own end‑to‑end administration, configuration, patching, upgrades, and performance tuning of Oracle and PostgreSQL databases.
• Monitor platforms proactively, resolve complex performance and stability issues, and conduct root‑cause analysis.
• Design and implement backup, recovery, replication, and cloud‑based database solutions.
• Collaborate with application, infrastructure, and platform engineering to translate requirements into scalable database architectures.
• Ensure compliance with security, governance, change, incident, and problem‑management processes.
• Mentor junior DBAs and champion best‑practice standards.
• Participate in on‑call rotation for after‑hours and weekend support.

Required profile

• Extensive experience managing mission‑critical, enterprise‑scale database platforms.
• Strong hands‑on expertise with Oracle and PostgreSQL administration.
• Proficiency in Linux/Unix environments and shell scripting.
• Ability to lead technical initiatives and mentor junior team members.

Required skills

• Oracle database administration
• PostgreSQL database administration
• SQL and PL/SQL development and query tuning
• Linux/Unix operating systems
• Shell scripting for automation
• Backup and recovery tools (RMAN, pg_dump)
• Database monitoring and observability tools
• Performance tuning and optimization