Full Time Senior database administrator Jobs, salary up to SGD 9,000 in HI5 CONSULTING SOLUTIONS PTE. LTD. - Maukerja

 About the Job Role

We are looking for a Senior Database Administrator to manage and support mission-critical database environments.

You’ll own HA/DR, performance, security, and automation across SQL Server, Oracle, PostgreSQL, MySQL, MongoDB, and AWS RDS.
Job Responsibility:

Manage enterprise Microsoft SQL Server, PostgreSQL, MySQL, Oracle, and MongoDB databases supporting transport systems and banking applications.

Perform database installation, configuration, patching, upgrades, and production deployments.
Support 24x7 production operations and SLA-driven incident management.
High Availability & Disaster Recovery.
 Administer SQL Server Always On Availability Groups, Failover Clustering, Log Shipping, Database Mirroring
Implement and test HA/DR solutions including Oracle replication technologies.
Develop backup/recovery strategies, perform DR drills, validate business continuity procedures.
Performance & Monitoring  Monitor database health, storage growth, performance bottlenecks, and system availability
Troubleshoot database incidents, connectivity issues, and application-related performance problems.
Perform query optimization, execution plan analysis, and capacity planning.
Security & Compliance  Implement database security hardening, access management, auditing, and compliance controls.
Support vulnerability remediation and infrastructure modernization activities.
Automation & Cloud  Automate database maintenance and monitoring using PowerShell, Shell scripting, and T-SQL
Support AWS RDS administration, monitoring, and backup management.
Coordinate with infrastructure, middleware, and application teams for releases/deployments

Required Skills & Experience:

15+ years as DBA managing SQL Server, Oracle, PostgreSQL in production

Hands-on with Always On AG, Failover Clustering, Log Shipping, Oracle Data Guard/Replication

Strong backup/recovery, DR testing, and business continuity experience.

Performance tuning, query optimization, execution plan analysis Scripting: PowerShell, Shell, T-SQL for automation AWS RDS administration and monitoring24x7 on-call support experience with strict SLAs Knowledge of database security, auditing, compliance controls

Good to Have

Experience in banking/financial services environment
MongoDB administration
Infrastructure modernization and patch/vulnerability management