328 Oracle 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 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)

Responsibilities

• Strong hands-on experience with Oracle Database 19c administration.
• Proven experience with Active Data Guard setup, monitoring, and troubleshooting.
• Expertise in Oracle GoldenGate installation, configuration, and troubleshooting.
• Solid knowledge of Red Hat Enterprise Linux (RHEL) in an Oracle DB environment.
• Experience with backup & recovery using RMAN.
• Proficiency in writing complex SQL and PL/SQL scripts.
• Familiarity with Oracle Enterprise Manager (OEM) and monitoring tools.

• Mid-Senior level

• Full-time

• Information Technology

• Banking

Job Description & Requirements

Key Responsibilities:

• Manage and administer Oracle databases (versions 12c, 19c, and newer) in production and development environments.

• Perform advanced database performance tuning, query optimization, and index management.

• Design and implement high availability (HA), disaster recovery (DR), and backup strategies (RMAN, Data Guard).

• Automate routine database tasks using PL/SQL, Shell scripting, or Ansible.

• Apply patches, perform upgrades/migrations (on-prem and cloud), and manage version control.

• Implement and enforce database security, roles, and user access controls.

• Monitor database health and proactively identify and resolve potential issues.

• Provide L3 support for escalated incidents and lead root cause analysis.

• Collaborate with development, infrastructure, and DevOps teams to support application and system integration.

• Participate in on-call rotation and support weekend deployments when necessary.

• Document architecture, configurations, and procedures for audit and knowledge transfer.

Requirements

• Bachelor's degree in Computer Science, Information Technology, or related field.

• 6 years of hands-on Oracle DBA experience with at least 3 years in a senior/L3 role.

• Expertise in Oracle, ASM, RMAN, Data Guard, and GoldenGate.

• Strong knowledge of Oracle internals, performance diagnostics (AWR, ASH, TKPROF), and troubleshooting tools.

• Experience with cloud platforms (OCI, AWS RDS for Oracle, or Azure Database for Oracle).

• Familiarity with ITIL processes and incident/change/problem management.

• Scripting experience (Shell, Python, or similar) for automation and monitoring.

• Excellent communication skills and the ability to work in a high-pressure environment.

• Willing to Learn SAP HANA

Experiences, Education and Professional Qualification

To have some experience working with the below products.

• Oracle Databases (EBS & Non EBS Databases)
• Oracle Enterprise Manager
• Oracle Application Server
• Oracle e-Business Suite
• Oracle Golden Gate / Label Security / Data Masking / Oracle encryption
• Oracle SOA / Web logic
• Other Oracle related Product
• PL/SQL and shell scrip programming
• Microsoft SQL Server Databases
• My SQL Databases

Job Roles & Responsibilities

Administer the databases and Oracle Applications in Production, Test, and Development.
- Monitor, manage and maintain the database and ensure optimisation of performance
- Responsible for the installation / migration or upgrade of databases based on Client's requirement.
- Responsible for the hardening of Database in accordance with Client company policies, processes, and guidelines.
- Coordinate with Client's data centre team and business application team to perform the monthly maintenance activity.
- Provide technical database administration support to the application developers and business super users.
- Monitor several database components through Oracle Enterprise Manager (OEM) and resolve issue identified.
- Clone Oracle Databases and Non-Oracle Databases
- Apply patches to Databases and applications based on Client's requirement.
- Troubleshoot problems related to applications and databases and provide support including tar logging.
- System health check and data management – defragmentation, export/import, relocation of data files, and database refreshes.
- To support the Client in the backup and recovery of databases and applications.
- Participate in and support Client in scheduled DR exercises
- To change password periodically for default database users used by Oracle application as Client's security policies.
- Housekeeping of databases and applications in scope as per Client's policies.
- Configuring of OEM alerts for Databases.
- To support client on program deployments and code migrations.
- Provide necessary documentations as per Client's requirement
- Liaising and working with Oracle Customer Success Services team to support Client projects and initiatives.
- Prepare weekly and Monthly report.
- To participate in Oracle Cloud migration and Oracle upgrade projects, providing support in database administration activities according to project schedule.

We're hiring an experienced Database Administrator to drive innovations in database infrastructure for high-availability applications. If you have hands-on experience with open-source databases such as PostgreSQL, MySQL, or MS SQL, and are passionate about performance tuning and cloud architecture (especially Oracle and AWS RDS), we want to hear from you.

• Competitive salary up to $7,500/month + AWS + Bonus
• Exposure to high-impact project using modern databases such as Oracle and Amazon RDS
• Collaborative and supportive team with work-life balance culture

Key Responsibilities:

1. Ensure availability and stability of production databases (including on-call support if needed).
2. Drive database design, schema architecture, and system documentation.
3. Perform SQL tuning, query optimization, and troubleshoot performance bottlenecks.
4. Manage and maintain AWS RDS environments, including backups and patching.
5. Oversee disaster recovery and database restore strategies.
6. Collaborate with engineering teams to enforce best practices in database design and security.

Requirements:

• Min. 3 years' experience as a Database Administrator or Data Engineer
• Proficiency in Oracle or Amazon RDS
• Strong hands-on skills in PL/SQL and performance tuning
• Expertise in monitoring, alerting, and proactive troubleshooting
• Applicants with open-source database experiences (such as PostgreSQL / MySQL / MS SQL) are welcome to apply

Take your database career to the next level with cloud innovation and high-impact systems. Submit your latest resume today

By submitting your resume, you consent to the collection, use, and disclosure of your personal information per ScienTec's 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.

Ng Kee Hung (Vickus) - R

ScienTec Consulting Pte Ltd - 11C5781

Take on a critical role where your Oracle database expertise will ensure the reliability, performance, and security of mission-critical database environments. This position offers the opportunity to work with comprehensive Oracle technologies including RAC clusters, Data Guard, and Golden Gate while supporting enterprise-level database operations across production, development, and disaster recovery environments.

• Multi-Environment Support - Support Oracle Database environments across PROD/DR/DEV/QA/UAT environments, ensuring optimal performance and availability across all critical business systems

• Database Administration - Provide expert administration for Oracle databases (11g/12c/18c/19c), managing complex enterprise database solutions with precision and reliability

• High Availability Management - Support high availability Oracle RAC environments including 2/3/4 node clusters, Oracle Golden Gate, and Oracle Data Guard to ensure maximum uptime and data protection

• Issue Resolution - Troubleshoot and resolve complex database integrity issues, performance problems, blocking and deadlocking situations, connectivity challenges, and security concerns

• Performance Monitoring - Generate comprehensive reports using Oracle tools like AWR, ASH, ADDM, and custom scripts to provide insights into database performance and health

• Continuous Monitoring - Provide ongoing monitoring, troubleshooting, and both historical and real-time performance analysis of Oracle database systems

• Backup and Recovery - Manage RMAN, expdp/impdp, backup and recovery operations to ensure data protection and business continuity

• System Maintenance - Evaluate and install new software releases, patches, upgrades, and perform database cloning operations to keep systems current and secure

• Security Management - Develop and execute comprehensive database security policies and procedures to protect sensitive data and maintain compliance

• Health Monitoring - Conduct daily health monitoring of database systems and perform regular data integrity checks to prevent issues before they impact operations

• Performance Optimization - Collect and analyze database performance information, identify bottlenecks, and implement effective solutions for performance improvements

• Stakeholder Collaboration - Work closely with users and vendors to resolve issues impacting service levels while conducting thorough root cause analysis

• Oracle Database Expertise - Extensive experience supporting Oracle Database environments across PROD/DR/DEV/QA/UAT with strong administration skills in Oracle versions 11g/12c/18c/19c

• High Availability Experience - Proven experience supporting Oracle RAC environments, Oracle Golden Gate, and Oracle Data Guard in enterprise settings

• Problem-solving Skills - Strong troubleshooting abilities for database integrity issues, performance problems, blocking/deadlocking situations, connectivity issues, and security challenges

• Operating System Knowledge - Solid understanding of Windows and Unix operating systems to support comprehensive database infrastructure

• Monitoring Expertise - Experience generating reports using Oracle tools like AWR, ASH, ADDM, and developing manual scripts for performance analysis

• Backup and Recovery Skills - Strong experience with RMAN, expdp/impdp, and comprehensive backup/recovery procedures

• System Management - Experience evaluating and installing software releases, patches, upgrades, and performing database cloning operations

• Security Knowledge - Expertise in developing and executing database security policies and procedures

• Performance Analysis - Ability to collect and analyze database performance information and implement effective solutions for optimization

• Additional Technologies - Experience with other RDBMS, NoSQL databases, and cloud platforms will be advantageous for diverse project requirements

• Communication Skills - Excellent English communication skills (written and spoken) with strong documentation abilities for creating knowledge bases, runbooks, and topology documentation

• Collaboration Abilities - Strong skills working with users and vendors to resolve issues and conduct thorough root cause analysis

Ready to join this role? Click Apply now to submit your resume and share your availability and expected salary with us

We welcome applications from database professionals who are passionate about Oracle technologies and committed to maintaining enterprise-level database excellence.

All information received will be kept strictly confidential and will be used only for employment-related purposes.

Jobs DB Singapore Pte Ltd | 24C2640

Low Jia Yi | R

We're hiring an experienced Database Administrator to drive innovations in database infrastructure for high-availability applications. If you have hands-on experience with open-source databases such as PostgreSQL, MySQL, or MS SQL, and are passionate about performance tuning and cloud architecture (especially Oracle and AWS RDS), we want to hear from you.

• Competitive salary up to $7,500/month + AWS + Bonus
• Exposure to high-impact project using modern databases such as Oracle and Amazon RDS
• Collaborative and supportive team with work-life balance culture

Key Responsibilities:

1. Ensure availability and stability of production databases (including on-call support if needed).
2. Drive database design, schema architecture, and system documentation.
3. Perform SQL tuning, query optimization, and troubleshoot performance bottlenecks.
4. Manage and maintain AWS RDS environments, including backups and patching.
5. Oversee disaster recovery and database restore strategies.
6. Collaborate with engineering teams to enforce best practices in database design and security.

Requirements:

• Min. 3 years' experience as a Database Administrator or Data Engineer
• Proficiency in Oracle or Amazon RDS
• Strong hands-on skills in PL/SQL and performance tuning
• Expertise in monitoring, alerting, and proactive troubleshooting
• Applicants with open-source database experiences (such as PostgreSQL / MySQL / MS SQL) are welcome to apply

Take your database career to the next level with cloud innovation and high-impact systems. Submit your latest resume today 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.

Ng Kee Hung (Vickus) - R

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 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)

Candidates should have hands-on experience with the following products and technologies:

• Oracle Databases (EBS & Non-EBS)
• Oracle Enterprise Manager
• Oracle Application Server
• Oracle E-Business Suite
• Oracle GoldenGate, Label Security, Data Masking, Oracle Encryption
• Oracle SOA Suite / WebLogic
• Other Oracle-related products
• PL/SQL and Shell Scripting
• Microsoft SQL Server Databases
• MySQL Databases

Educational & Professional Requirements:

• Experience: Minimum 5–7 years in database administration or related roles
• Education: Bachelor's degree in Computer Science, Information Technology, or related field

• Strong coordination and analytical skills
• Proficiency in English (verbal and written)
• Customer-focused mindset
• Excellent interpersonal and communication skills
• Effective time management abilities
• Leadership skills (for DBA Manager roles)
• Knowledge of information security practices related to systems