Senior Database Administrator

About the role

The role will be responsible for the day-to-day administration, monitoring, support, maintenance and operational stability of enterprise database platforms across multiple technologies, including Microsoft SQL Server, Oracle, MySQL, PostgreSQL and other relational database systems. Working within a mission-critical production environment, you will ensure high levels of database availability, reliability, performance and security across production and non-production environments. The role involves hands-on BAU operations, troubleshooting, database maintenance, backup and recovery, patching, performance monitoring, incident resolution and support for application releases and infrastructure projects.

Key responsibilities

• Administer, maintain and support enterprise database platforms, including Microsoft SQL Server, Oracle, MySQL, PostgreSQL and other supported relational databases.
• Perform day-to-day database administration across Production, Disaster Recovery (DR), UAT, SIT and Development environments.
• Monitor database health, availability, performance and capacity to ensure systems remain stable and within defined service levels.
• Manage database instance configuration, startup/shutdown activities and routine operational tasks.
• Perform database creation, provisioning, cloning, refresh and decommissioning activities.
• Execute routine database housekeeping and preventive maintenance.
• Execute and monitor database backup and recovery operations across supported platforms.
• Perform database patching, maintenance and minor version upgrades.
• Conduct basic to intermediate database performance tuning, including query optimisation, index maintenance, statistics updates, database reorganisation, and memory/storage optimisation.
• Troubleshoot and resolve database-related incidents, problems and service requests in a timely manner.

About you

• Bachelor's degree in Computer Science, Information Technology, Information Systems, Engineering or a related discipline.
• 8–10+ years of hands-on database administration experience, with strong exposure to enterprise database environments.
• Strong hands-on experience with multiple database platforms, particularly SQL Server, Oracle, MySQL and PostgreSQL.
• Minimum 5 years of hands-on experience with Oracle RAC and Data Guard, and SQL Server Always On.
• Proven experience supporting large-scale, mission-critical production environments.
• Strong experience in database upgrades, migrations, backup/recovery and high availability.
• Strong troubleshooting and analytical skills, with the ability to diagnose complex database issues.
• Experience supporting multi-database environments and working across different database technologies.
• Good understanding of database performance monitoring and optimisation.
• Strong communication and interpersonal skills, with the ability to collaborate effectively with infrastructure, application and business teams.