160 Oracle Dba jobs in Singapore

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 5 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)

Responsibilities

• Create and Administer an Oracle Database, Pluggable Databases
• Configure and Administer Oracle Net Services
• Create and Manage Database Storage
• Handle Database migration
• Manage Automated Maintenance Tasks
• Monitor and Tune Database Performance
• Manage Oracle Database instances, including initialization parameters, and learn to start and stop databases as per operational requirements
• Enforce database security by managing users, roles, privileges, and audit policies to protect data integrity and comply with security standards.
• Configure Oracle Net Services to facilitate communication with Oracle instances

Skills Requirement

• Bachelor's degree in Computer Science/Information Technology/Engineering
• 2-4 years of experience in Oracle Cloud and Oracle Database administration.
• Understanding of Oracle database architecture and administration.
• Familiarity with Oracle RAC and multitenant architecture.
• Oracle backup and recovery concepts using RMAN, datapump, and export/import.
• Knowledge of Oracle Cloud (OCI), Exadata, and Exadata (ExaCC).
• Good problem-solving skills and ability to work in a team environment.
• Good communication skills and a proactive learning attitude.
• Good in troubleshooting, diagnostics, and analytical tasks.
• Communication and coordination abilities are required, along with initiative and a sense of ownership.

Good to Have

• Exposire to various Unix operating systems and shell scripting.
• Exposure to scripting languages such as Ansible and Python

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

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 5 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)
#J-18808-Ljbffr

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

Job Summary:

We are looking for a skilled and proactive Oracle Database Administrator (DBA) with a strong infrastructure background. The candidate will be responsible for the installation, configuration, administration, and maintenance of Oracle databases in mission-critical environments. This role ensures high availability, scalability, security, and performance of Oracle database systems that support enterprise applications.

Key Responsibilities:

1. Database Infrastructure Management:

• Install, configure, and upgrade Oracle database software (single instance and RAC environments).
• Plan and execute patch management, including security and version upgrades.
• Design and implement high-availability and disaster recovery strategies (e.g., Oracle Data Guard, RMAN).
• Manage Oracle ASM, storage configurations, and interaction with SAN/NAS teams.

2. Operational Support & Maintenance:

• Monitor database health and performance using Oracle Enterprise Manager (OEM) and infrastructure tools (e.g., Nagios, Dynatrace).
• Perform proactive capacity planning and tuning of database servers (memory, CPU, I/O).
• Manage tablespaces, redo logs, undo segments, indexes, partitions, and backups.

3. Backup and Recovery:

• Implement and manage database backup strategies using RMAN and third-party backup tools (e.g., NetBackup, Commvault).
• Conduct regular DR drills and support recovery activities during outages or planned exercises.

4. Security & Compliance:

• Implement database security policies (user roles, auditing, encryption, patch compliance).
• Collaborate with InfoSec teams for vulnerability scans and remediation.
• Ensure compliance with data protection, GDPR, and regulatory standards.

5. Automation & Scripting:

• Develop shell/Perl/Python scripts for database monitoring, maintenance, and reporting.
• Automate routine tasks and improve operational efficiency.

6. Collaboration & Documentation:

• Work with infrastructure, storage, network, and application teams for cross-functional support.
• Maintain database documentation, runbooks, change logs, and compliance audit records.

Required Skills & Experience:

• 5+ years as an Oracle DBA in enterprise-scale infrastructure.
• Expertise in Oracle versions 12c, 19c
• Strong knowledge of Oracle RAC, ASM, Data Guard, and Grid Infrastructure.
• Experience in Linux/Unix environments and shell scripting.
• Familiarity with ITIL processes for incident, problem, and change management.
• Exposure to cloud-based Oracle environments (OCI, AWS RDS, or Azure DB).
• Strong troubleshooting skills and ability to resolve performance and outage issues.

Preferred Certifications:

• Oracle Certified Professional (OCP)
• Oracle Certified Expert (OCE) in RAC or Data Guard
• ITIL Foundation

Soft Skills:

• Excellent communication and documentation skills.
• Ability to work independently and under pressure.
• Strong problem-solving and root cause analysis abilities.

Responsibilities

· 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