38 Database Administration jobs in Singapore

As a seasoned Oracle DBA, you will play a critical role in the administration of our database infrastructure. Your primary responsibility will be to ensure the smooth operation of our database systems, including design, implementation, and maintenance.

You will work closely with our development team to resolve technical issues and provide expert advice on database architecture and performance optimization.

In addition to your technical expertise, you will also be responsible for mentoring junior team members and contributing to the development of best practices within the team.

• Proven experience in administering Oracle databases, including RAC and Exadata environments
• Expertise in SQL, PL/SQL, and other Oracle-related technologies
• Strong knowledge of database security, backup and recovery procedures, and disaster recovery protocols
• Ability to work effectively in a team environment and communicate complex technical concepts to non-technical stakeholders
• Experience with change management processes and ability to adapt to changing requirements

• Opportunity to work with a cutting-edge technology stack
• Collaborative and dynamic work environment
• Ongoing training and professional development opportunities
• Competitive compensation and benefits package

• Shift and weekend work may be required for this role
• Excellent verbal and written communication skills
• Independent and strong team player with good interpersonal skills

· To manage high-performance, high-capacity databases in a critical production environment.

· To work in Oracle 11gR1/R2 RAC including build, general administration, troubleshooting (Break/Fix), and performance tuning skills, ASM, Dataguard, Infiniband switch & storage cell.

· To work on Exadata health check, migration, resource management, and patching/upgrade.

· Handle database performance tuning in Backup and recovery basics.

· To aid development teams in analyzing issues.

· Willingness to work in a 24/7 Global support model.

Requirement

· 10-12 years of production support experience as Oracle DBA with at least 6 years of strong experience on the Exadata platform.

· Demonstrable experience of managing high-performance, high-capacity databases in a critical production environment.

· Experience in Clusterware (GRID Infrastructure) - CRS management and configuration. Skilled in Oracle ASM and Dataguard administration.

· Expertise in SQL & Database Level performance tuning skills. Expertise in backup and recovery and migration using RMAN, datapump, and export/import.

We are seeking a skilled professional to drive critical decision-making and support business intelligence efforts.

• Develop, optimize, and maintain ETL/ELT pipelines using Oracle tools and PL/SQL.
• Design and manage Oracle databases, data models, and data marts.
• Write complex SQL queries, stored procedures, packages, and triggers for data processing.
• Ensure data quality, security, and performance tuning of Oracle environments.
• Collaborate with data scientists, analysts, and application developers to meet data needs.
• Monitor data pipeline performance and troubleshoot issues proactively.
• Assist in data migration and integration projects involving Oracle and other platforms.

Key Responsibilities:

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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

• Seniority level Mid-Senior level

• Employment type Full-time

• Job function Information Technology
• Industries IT Services and IT Consulting

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Johor Baharu, Johore, Malaysia 6 days ago

Greater Batam IDR5,500,000.00-IDR7,000,000.00 2 days ago

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Position: Oracle Database Administrator L3

Company: AVATAR TECHNO SERVICES PTE. LTD.

Location: TUNG ANN ASSOCIATION BUILDING, 141 CECIL STREET 069541

Type: Permanent

Level: Senior Executive

Experience: 6 years

Industry: Information Technology

Salary: $10,000 to $12,000 Monthly

Posted: 15 May 2025

Closing Date: 14 Jun 2025

1. Manage and administer Oracle databases (versions 12c, 19c, and newer) in production and development environments.
2. Perform advanced database performance tuning, query optimization, and index management.
3. Design and implement high availability (HA), disaster recovery (DR), and backup strategies (RMAN, Data Guard).
4. Automate routine database tasks using PL/SQL, Shell scripting, or Ansible.
5. Apply patches, perform upgrades/migrations (on-prem and cloud), and manage version control.
6. Implement and enforce database security, roles, and user access controls.
7. Monitor database health and proactively identify and resolve potential issues.
8. Provide L3 support for escalated incidents and lead root cause analysis.
9. Collaborate with development, infrastructure, and DevOps teams to support application and system integration.
10. Participate in on-call rotation and support weekend deployments when necessary.
11. Document architecture, configurations, and procedures for audit and knowledge transfer.

• 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 ability to work in a high-pressure environment.

Avatar Techno Services Pte Ltd. is a Consulting and Solution Provider company in the Information Technology Industry, specialized in providing sound, secure, and cost-effective IT solutions to Small & Medium enterprises, empowering their growth.

Incorporated in 2019, initially under ILC Pte Ltd., providing IT consulting services in Singapore and overseas.

We have grown from a mono-service operation to a team of dedicated professionals, with a reputation for excellent service, integrity, thought leadership, and commitment to excellence in IT.

Our goal is to build long-lasting relationships with clients, ensuring satisfaction and becoming a preferred partner in the industry.

We offer consulting, integration, and implementation services, leveraging industry experience and expertise to help clients deploy IT solutions, maximize functionality, and achieve rapid ROI.

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.

The ideal candidate will be a seasoned Oracle DBA with extensive experience in managing and administering large-scale Oracle databases. They will have a strong background in database performance tuning, query optimization, and index management.

• 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.

• 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.

We are seeking an experienced Oracle Database Administrator to join our team.

Key Responsibilities:

• Develop robust database administration solutions, encompassing resource management, security, backup and recovery, performance monitoring and tuning, data management, and capacity planning.
• Provide architectural oversight for implementation, recommendations, or changes in supported environments through periodic reviews, audits, or client-initiated audits or requests.
• Collaborate with developers on complex query tuning and schema refinement.
• Participate in new implementation projects and prepare pre-implementation plans for internal or external projects as required.

Requirements:

• Possess a degree in Computer Science/Information Technology or related fields.
• Minimum 10 years of experience in DBA, with a strong focus on Oracle and RDBMS.
• Hands-on experience in installation, administration, and troubleshooting in Operating Systems - Linux (RedHat, Fedora, CentOS) and Windows Server.
• Experience in building databases, writing database code, and working with Oracle RAC & Data Guard.
• Strong experience with performance optimization and tuning, 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.

Benefits include:

• Opportunities for career growth and professional development.
• A dynamic and supportive work environment.