Senior Database Administrator - #1233

Jobster Private Ltd; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

Jobster Private Ltd in Singapore is seeking an experienced Database Administrator to ensure secure, high-performing database environments. You will lead design, administration, optimization, and ongoing support across Oracle, Microsoft SQL Server, MySQL, and PostgreSQL, collaborating with infrastructure, security, and applications teams.

You will monitor health, perform upgrades, implement backups/DR, and drive DR readiness while mentoring junior DBAs and contributing to runbooks and

Qualifications

• Must have extensive experience in administering enterprise database environments.
• Deep knowledge of Oracle, SQL Server, MySQL, PostgreSQL.
• Experience with performance tuning, backups, and disaster recovery.
• Ability to lead, mentor and collaborate with cross-functional teams.

Responsibilities

• Responsible for keeping database environments secure, stable, high-performing, and available for business-critical applications.
• Lead the design, administration, optimization, and support of enterprise database platforms.
• Manage, maintain, and support database systems in production, test, and development environments.
• Administer Oracle, SQL Server, MySQL, PostgreSQL, or other relevant technologies.
• Monitor database health, performance, storage, availability, and capacity.
• Perform installation, configuration, patching, upgrades, and migrations.
• Troubleshoot incidents, outages, and performance issues.
• Implement backups, recovery, and disaster recovery procedures.
• Optimise SQL queries, indexing, and overall database performance.
• Ensure security, access control, encryption and compliance.
• Support high availability solutions such as clustering, replication, and failover.
• Collaborate with application and infrastructure teams for deployments and releases.
• Create and maintain runbooks and technical documentation.
• Provide technical leadership, mentorship, and guidance to junior DBAs.
• Participate in on-call support and problem management.

Job description

Job Description:

• Responsible for keeping an organization’s database environments secure, stable, high-performing, and available for business-critical applications.

• Able to lead the design, administration, optimization, and support of enterprise database platforms while working closely with infrastructure, applications, security, and business teams.

• Manage, maintain, and support enterprise database systems in production, test, and development environments

• Administer database platforms such as Oracle, Microsoft SQL Server, MySQL, PostgreSQL, or other relevant technologies

• Monitor database health, performance, storage, availability, and capacity

• Perform database installation, configuration, patching, upgrades, and migration activities

• Troubleshoot and resolve database incidents, outages, and performance issues

• Implement backup, recovery, and disaster recovery procedures to protect business data

• Optimise SQL queries, indexing, and overall database performance

• Ensure database security, access control, encryption, and compliance with internal policies and regulatory requirements

• Support high availability solutions such as clustering, replication, failover, and standby environments

• Work with application and infrastructure teams to support system integration, deployments, and release activities

• Create and maintain technical documentation, operational procedures, and runbooks

• Provide technical leadership, mentorship, and guidance to junior DB administrators and project teams

• Participate in on-call support, incident response, and problem management as required