Database Administrator (DBA)

GOLDTECH RESOURCES PTE LTD; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

A technology company in Singapore is seeking an experienced Database Administrator proficient in Oracle technologies. The role involves managing database environments, conducting performance tuning, and ensuring security compliance. Candidates should have at least 5 years of experience in Oracle DB administration. The position may require after-hours support and strong problem-solving skills are essential.

Qualifications

• Minimum 5 years of experience with Oracle database administration.
• Strong expertise in Oracle SQL development and optimization.
• Solid experience with Oracle Payment Module implementation and support.

Responsibilities

• Install and configure SQL Server and Oracle database software.
• Create and maintain new databases according to business requirements.
• Conduct testing of AOAG/Instance switchover to Disaster Recovery sites.

Skills

Oracle SQL development and optimization

Oracle Payment Module implementation

Database migration

Backup and recovery

SQL Server administration

Tools

Oracle DataGuard

SQL Server AlwaysOn Availability Groups

Job description

Job Description

We are seeking an experienced Database Administrator with strong Oracle skillset, including Oracle SQL and Oracle Payment Module background, to manage and maintain the database environments. The ideal candidate will have a minimum of 5 years of experience working with Oracle databases, including installation, configuration, performance tuning, security and support of Oracle Payment systems.

Key Responsibilities

• Install and configure SQL Server and Oracle database software.
• Create and maintain new databases according to business requirements.
• Assist in hardening database instances and apply patches based on vulnerability assessments.
• Configure and test backup and restore scripts to ensure data protection and recovery readiness.
• Configure and manage AlwaysOn Availability Groups (AOAG) for SQL Server and DataGuard for Oracle.
• Conduct testing of AOAG/Instance switchover to Disaster Recovery (D.R.) sites and switchback to production environments.
• Migrate existing databases to new servers, including version upgrades.
• Maintain an up-to-date inventory of all database server installations.
• Respond promptly to database incidents; diagnose issues and implement effective resolutions.
• Identify and troubleshoot database performance issues, applying necessary fixes and optimizations.
• Support audits by responding to audit queries and providing required evidence.
• Implement database changes as authorized by the person-in-charge (PIC) or change owner.
• Prepare and maintain runbooks and documentation as evidence for all database changes.
• Lead and guide the DBA team, handling escalations when necessary.
• Provide timely response to calls, incidents, and requests including after-hours and weekend support.
• Update and maintain process and procedure documentation in line with company policies.
• Ensure proper documentation is maintained according to organizational standards and compliance requirements.
• Perform change and release management activities following company protocols.
• Offer expertise in incident and problem management, including root cause analysis and ensuring service level agreements (SLAs) are met.
• Conduct post-implementation reviews to identify improvements and fine-tune database systems.
• Manage patching of database systems to ensure they remain current and secure.
• Address and resolve all vulnerabilities identified by the security team promptly.
• Provide support during local holidays and outside normal business hours as needed to meet business requirements.

Qualifications

• Minimum 5 years of experience with Oracle database administration.
• Strong expertise in Oracle SQL development and optimization.
• Solid experience with Oracle Payment Module implementation and support.
• Experience with SQL Server administration is a plus.
• Proven experience with Oracle DataGuard and SQL Server AlwaysOn Availability Groups (AOAG).
• Strong knowledge of database migration, patching, backup/recovery, and security hardening.
• Excellent problem-solving, documentation, and communication skills.
• Willingness to provide after-hours and holiday support as required.

Please send your detailed resume in MS Word format to [e-mail] with

• Education Level
• Working experiences
• Each employment background
• Reason for leaving each employment
• Last drawn salary
• Expected salary
• Date of availability