Lead Platform Engineer

Job summary

Mastercard is seeking an experienced Lead Platform Engineer with expertise in PostgreSQL and Cassandra database technologies. The role involves building, designing, and supporting mission-critical database platforms while ensuring high availability, reliability, and compliance across enterprise environments.

Qualifications

• Extensive experience managing PostgreSQL databases in production environments.
• Experience with PostgreSQL replication, clustering, and high-availability solutions.
• Strong understanding of PostgreSQL architecture and performance tuning.
• Experience implementing failover and disaster recovery solutions.
• Knowledge of PostgreSQL security and governance practices.
• Strong hands-on experience with Apache Cassandra environments.
• Deep understanding of Cassandra architecture and data modelling.
• Experience managing Cassandra clusters and capacity planning.
• Expertise in Cassandra performance tuning and troubleshooting.
• Knowledge of high-availability deployment architectures.
• Deep understanding of database architecture and data management principles.
• Strong SQL and query optimisation skills.
• Experience with backup, recovery, and disaster recovery strategies.
• Knowledge of database security and access management.
• Experience operating resilient data platforms in enterprise environments.
• Experience with Python, Shell, or PowerShell scripting.
• Experience automating database administration tasks.
• Familiarity with CI/CD pipelines and DevOps practices.

Responsibilities

• Build, administer, maintain, and support PostgreSQL and Cassandra database environments.
• Perform database installations, upgrades, patching, migrations, and configuration management.
• Manage backup, recovery, and disaster recovery solutions.
• Monitor database health, availability, performance, and capacity.
• Troubleshoot and resolve database incidents and performance issues.
• Ensure database environments meet security, governance, and compliance requirements.
• Support additional database platforms including Oracle, MongoDB, Redis, and SQL Server.
• Analyse and optimise database performance through query tuning and configuration improvements.
• Implement and support high-availability, replication, clustering, and failover technologies.
• Conduct capacity planning and performance forecasting.
• Develop automation solutions to improve operational efficiency.
• Establish observability practices and proactive monitoring across database platforms.
• Design scalable, resilient, and secure database solutions.
• Support database modernization and cloud adoption initiatives.
• Collaborate with infrastructure, application development, and security teams.
• Provide technical leadership on database architecture and best practices.
• Evaluate and recommend emerging database technologies.
• Develop and maintain Infrastructure as Code and database automation solutions.
• Support CI/CD processes for database deployments.
• Implement monitoring and automated remediation capabilities.

Skills

Relocation