143 Dba jobs in Singapore

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• Develop and update all necessary DB documentation (including checklist, operations manual, and relevant changes to configuration settings) and DR setup.
• Report monthly on database size and DB uptime and performance.
• Generate ad-hoc non-standard reports for incident/problem investigations, DB capacity planning, or audit purposes.
• Create new DB creations, database network configuration, determine/adhere to guidelines for database structures and file layout, review and enhance scripts and procedures, and manage transaction and redo/archive logs properly.
• Assist in database purging and collaborate with Solutions Team to define the purging policy for each individual system, database re-indexing, and database tuning, if required.
• Review daily log irregularities and follow-up actions.
• Monitor performance to discover and detect possible system anomalies that may impact business operations, including system resource usage, basic CPU utilization, Disk I/O, basic network I/O, memory utilization of database buffers, shared pool, memory cache, inefficient SQL, long-running queries, in-doubt transactions, temporary table space usage, job query analysis, lock and latch analysis, alert log errors, availability of required start-up services/components for low disk space/archive logs, blocking locks, core dump, interfaces, and batch-jobs.
• Monitor backups, recovery, and replication for successful completion.
• Data management.
• Monitor object fragmentation, invalid objects, and extent of failure detection.
• Perform Disaster Recovery (DR) for all critical systems and ensure successful rebuild of Production or DR servers if necessary.
• Incident detection and confirmation of production database systems, including timely escalation to the Managed Helpdesk and performing onsite DBA services to rectify incidents with root cause analysis for permanent resolution.
• Verify and validate databases backup, recovery, and replication status.
• Review, improve, and document the database administration and operational guide on new or revised processes and procedures regularly.
• Work with customers/clients, service desk, and third-party solutions vendors to resolve disrupted services and rectify database integrity for users promptly to minimize business impact, including applications undergoing upgrades.
• Assist the Operations and Project Lead on issues related to the database in daily operations or new project implementation.
• Any other ad-hoc duties as required or assigned.

• Diploma/Degree in Information Technology, Computer Science, or equivalent.
• 7 - 10 years of experience in Oracle DBA or Microsoft SQL Server.
• Possess hands-on technical experience for L1 - L3 support.

Scam Alert : To all Tech Mahindra job aspirants and applications, beware of fraudulent job offers. Learn More.

We are seeking a professional with at least 8-10 years of experience in the banking sector, specifically with an application production support background. Knowledge in Wealth Management is an advantage. The candidate must have:

1. 7-8 years of production support experience.
2. Oracle DB Administration experience.
3. Unix scripting experience.
4. Proficiency in English.
5. Familiarity with incident ticketing tools (e.g., ServiceNow).
6. Experience with ETL tools (e.g., Informatica, Talend, SSIS) and data pipeline management.
7. Experience with job automation tools like Control-M.
8. High-level working knowledge of relational databases such as Oracle (EXCC) and SQL Server.
9. Proficiency in SQL for querying, troubleshooting, and performance tuning.

Epergne Solutions is looking for Oracle DBA (L3).

Job Role:

· Design and implement robust database administration solutions including resource management, security, backup and recovery, performance monitoring and tuning, data management and capacity planning, multi-threading and parallelism, planning and implementing failover between database instances.

· Provide necessary architectural oversight for any implementation, recommendation or changes in supported environments initiated through periodic reviews, audits conducted by internal delivery assurance groups or by client initiated audits or requests.

· Assist in automation activities where-ever possible from design through development and deployment

· Technical documentation skills

· Share domain and technical expertise, providing technical mentorship and cross-training to other peers and team members

· Assist developers with complex query tuning and schema refinement

· Be part of new implementation projects and will be responsible to prepare the pre-implementation plan for such projects - internal or external as may be required from time to time for implementation by the Implementation Teams

· Independently analyze, solve, and correct issues in real time, providing problem resolution end-to-end.

· Apply data modeling techniques to ensure development and implementation support efforts meet integration and performance expectations

Requirements

· Possess a degree in Computer Science/Information Technology or related fields.

· Minimum 10 years of experienced in DBA who has worked on Oracle and any other RDBMS.

· Should have experience Installation, Administration and Troubleshooting in Operating Systems - Linux (RedHat, Fedora, CentOS) Windows Server

· Hands-on experience in building database, writing database code like functions, procedures, stored procedures, triggers etc.

· Working experience on Oracle RAC & Data Guard is a must.

· Strong experience with performance optimization and tuning with database applications is a must

· Complete architectural knowledge on Oracle Database engines

· Strong knowledge of backups, restores, recovery models, database shrink operations, Clustering, Database mirroring, Replication

· Ability to detect and troubleshoot Oracle Server related CPU, Memory, I/O, disk space and other resource contention

· Exposure to large OLAP modeling, star schema is an advantage

Key responsibilities:

• Manage, maintain, and optimise Oracle database environments

• Implement and manage Oracle RAC environments

• Perform database installations, upgrades, and patches

• Implement and manage backup and recovery strategies

• Monitor database performance and tune for optimal efficiency

• Ensure high availability and disaster recovery readiness

• Automate common database maintenance tasks

• Collaborate with development teams to ensure efficient database design

• Implement and maintain database security measures

• Ensure compliance with data protection regulations

• Conduct regular security audits and implement best practices

Qualifications:

• Bachelor's degree in computer science, Information Technology, or related field

• Minimum 3 years of experience as an Oracle DBA

• Oracle Certified Professional (OCP) certification

• Proven experience implementing and managing Oracle RAC

• Proficiency in scripting languages (e.g., Shell, Python, Perl) for automation

• Preferred Skills:

o Oracle Certified Master (OCM) certification

o Knowledge of DevOps practices and tools

o Familiarity with database compliance standards (e.g., PCI DSS, HIPAA)

o Experience with other database technologies (e.g., MySQL, PostgreSQL).

EA License # 14C6941

Job Description:

• The candidate must be able to build up a new HA DB environment, including a DB monitoring system, DB automation system, DB log system, DB backup system, and other DB systems.
• Daily PostgreSQL, MySQL database monitoring, operation and maintenance, optimization, troubleshooting;
• Database security hardening to ensure the integrity and security of the database and backup data availability;
• Arrange to participate in the implementation of various types of cutovers, including the switchover from one master to multiple slaves, the implementation of BI data push, cluster data synchronization, and data migration.
• Perform stress testing on production databases and optimize database performance;
• Set up a cluster and disaster recovery environment to achieve high availability of the database.

Requirement:

• Candidate must possess at least Bachelor's Degree/Post-Graduate Diploma/Professional Degree in Computer Science/Information Technology or equivalent.
• At least 1 year of working experience in the related field is required for a junior position.
• Required Skill(s): PostgreSQL, database monitoring, DB automation system, technical support, HA DB environment, production database testing
• Familiar with SQL statement, performance tuning, and troubleshooting application issues
• Strong Knowledge in DB security control
• Team player and able to work independently
• Provide technical support to other team members
• Preferably Senior Executive specialized in IT/Computer - Network/System/Database Admin or equivalent.

Company Benefit:

• Attractive rewards for long-term service staff
• Friendly working environment (flexible working hours, quarterly events, staff birthday celebration and etc.)
• Medical insurance

Working Hours: Monday - Friday (10am – 7pm) (Hybrid Working Arrangement)

Working Location: Central

Salary Package: Up to $7,500 (with VB and AWS)

We are seeking a highly skilled and experienced Database Administrator. The ideal candidate will be responsible for managing, maintaining, and optimizing our Oracle database systems to ensure high availability, performance, and security.

Key Responsibilities:

• Install, configure, upgrade, and maintain Oracle database software and related components.
• Administer and support production databases with 24/7 availability and monitoring.
• Collaborate with AWS teams to ensure databases are patched and updated regularly.
• Monitor database health and troubleshoot system issues to maintain stability.
• Design and assess Oracle database schemas.
• Diagnose and resolve performance issues through query optimization and SQL tuning.
• Conduct daily performance analysis and recommend improvement strategies.
• Implement indexing, partitioning, and other performance-enhancing techniques.
• Develop and maintain backup, recovery, and duplication strategies.
• Perform recovery testing to validate data integrity and disaster recovery readiness.
• Conduct database restorations and support application-specific recovery requests.
• Manage user access, roles, and data encryption to ensure database security.
• Conduct regular audits and apply security patches promptly.
• Ensure compliance with internal and external data protection standards.
• Collaborate with development and infrastructure teams to design scalable database solutions.
• Develop and maintain schemas, tables, indexes, views, and stored procedures.
• Provide database support for new project implementations.
• Write scripts to automate routine tasks and improve operational efficiency.
• Deploy monitoring tools and automation for proactive database management.
• Work closely with development, system, and network teams to resolve cross-functional issues.
• Participate in planning meetings and provide database expertise and guidance.
• Maintain detailed documentation of configurations, processes, and procedures.

Qualifications:

• Bachelor's degree in computer science, Information Technology, Software Engineering, Database Administration, or a related field.
• Minimum of 3 years of experience as an Oracle DBA or 5 years of experience for other mainstream database.
• Strong proficiency in Oracle Database versions (e.g., 11g, 12c, 19c) and Oracle AWS RDS.
• Expertise in Oracle tools such as RMAN, Data Guard, OEM (Oracle Enterprise Manager), and PL/SQL.
• Experience with database performance tuning, optimization, and troubleshooting.

By submitting your resume, you consent to the collection, use, and disclosure of your personal information per ScienTec's Privacy Policy (scientecconsulting.com/privacy-policy).

This authorizes us to:

• Contact you about potential opportunities.
• Delete personal data as it is not required at this application stage.
• All applications will be processed with strict confidence. Only shortlisted candidates will be contacted.

Wong Siew Ting (Maeve) - R25127375

ScienTec Consulting Pte Ltd - 11C5781

Job Description:

• The candidate must be able to build up a new HA DB environment, including a DB monitoring system, DB automation system, DB log system, DB backup system, and other DB systems.
• Daily PostgreSQL, MySQL database monitoring, operation and maintenance, optimization, troubleshooting;
• Database security hardening to ensure the integrity and security of the database and backup data availability;
• Arrange to participate in the implementation of various types of cutovers, including the switchover from one master to multiple slaves, the implementation of BI data push, cluster data synchronization, and data migration.
• Perform stress testing on production databases and optimize database performance;
• Set up a cluster and disaster recovery environment to achieve high availability of the database.

Requirement:

• Candidate must possess at least Bachelor's Degree/Post-Graduate Diploma/Professional Degree in Computer Science/Information Technology or equivalent.
• At least 1 Year of working experience in PostgreSQL database for a junior position. At least 3 Year(s) of working experience in PostgreSQL database for a senior position.
• Required Skill(s): PostgreSQL, database monitoring, DB automation system, technical support, HA DB environment, production database testing
• Familiar with SQL statement, performance tuning, and troubleshooting application issues
• Strong Knowledge in DB security control
• Team player and able to work independently
• Provide technical support to other team members
• Preferably Senior Executive specialized in IT/Computer - Network/System/Database Admin or equivalent.

Company Benefit:

• Attractive rewards for long-term service staff
• Friendly working environment (flexible working hours, quarterly events, staff birthday celebration and etc.)
• Medical insurance

Key responsibilities:

• Manage, maintain, and optimise Oracle database environments

• Implement and manage Oracle RAC environments

• Perform database installations, upgrades, and patches

• Implement and manage backup and recovery strategies

• Monitor database performance and tune for optimal efficiency

• Ensure high availability and disaster recovery readiness

• Automate common database maintenance tasks

• Collaborate with development teams to ensure efficient database design

• Implement and maintain database security measures

• Ensure compliance with data protection regulations

• Conduct regular security audits and implement best practices

Qualifications:

• Bachelor’s degree in computer science, Information Technology, or related field

• Minimum 3 years of experience as an Oracle DBA

• Oracle Certified Professional (OCP) certification

• Proven experience implementing and managing Oracle RAC

• Proficiency in scripting languages (e.g., Shell, Python, Perl) for automation

• Preferred Skills:

o Oracle Certified Master (OCM) certification

o Knowledge of DevOps practices and tools

o Familiarity with database compliance standards (e.g., PCI DSS, HIPAA)

o Experience with other database technologies (e.g., MySQL, PostgreSQL).

EA License # 14C6941

Working Hours : Monday - Friday (10am – 7pm) (Hybrid Working Arrangement)

Working Location : Central

Salary Package : Up to $7,500 (with VB and AWS)

We are seeking a highly skilled and experienced Database Administrator . The ideal candidate will be responsible for managing, maintaining, and optimizing our Oracle database systems to ensure high availability, performance, and security.

Key Responsibilities:

• Install, configure, upgrade, and maintain Oracle database software and related components.
• Administer and support production databases with 24/7 availability and monitoring.
• Collaborate with AWS teams to ensure databases are patched and updated regularly.
• Monitor database health and troubleshoot system issues to maintain stability.
• Design and assess Oracle database schemas.
• Diagnose and resolve performance issues through query optimization and SQL tuning.
• Conduct daily performance analysis and recommend improvement strategies.
• Implement indexing, partitioning, and other performance-enhancing techniques.
• Develop and maintain backup, recovery, and duplication strategies.
• Perform recovery testing to validate data integrity and disaster recovery readiness.
• Conduct database restorations and support application-specific recovery requests.
• Manage user access, roles, and data encryption to ensure database security.
• Conduct regular audits and apply security patches promptly.
• Ensure compliance with internal and external data protection standards.
• Collaborate with development and infrastructure teams to design scalable database solutions.
• Develop and maintain schemas, tables, indexes, views, and stored procedures.
• Provide database support for new project implementations.
• Write scripts to automate routine tasks and improve operational efficiency.
• Deploy monitoring tools and automation for proactive database management.
• Work closely with development, system, and network teams to resolve cross-functional issues.
• Participate in planning meetings and provide database expertise and guidance.
• Maintain detailed documentation of configurations, processes, and procedures.

Qualifications:

• Bachelor’s degree in computer science, Information Technology, Software Engineering, Database Administration, or a related field.
• Minimum of 3 years of experience as an Oracle DBA or 5 years of experience for other mainstream database.
• Strong proficiency in Oracle Database versions (e.g., 11g, 12c, 19c) and Oracle AWS RDS.
• Expertise in Oracle tools such as RMAN, Data Guard, OEM (Oracle Enterprise Manager), and PL/SQL.
• Experience with database performance tuning, optimization, and troubleshooting.

By submitting your resume, you consent to the collection, use, and disclosure of your personal information per ScienTec’s Privacy Policy (scientecconsulting.com/privacy-policy).

This authorizes us to:

• Contact you about potential opportunities.
• Delete personal data as it is not required at this application stage.
• All applications will be processed with strict confidence. Only shortlisted candidates will be contacted.

Wong Siew Ting (Maeve) - R25127375

ScienTec Consulting Pte Ltd - 11C5781