Database Administrator (DBA)

Job description

​We are seeking an experienced Database Administrator (DBA) to join our client's Infrastructure & Operations team. This role will be responsible for the design, performance, reliability, and security of enterprise databases that power mission-critical applications. You will play a key part in ensuring scalability, automation, and high availability, while working closely with stakeholders to support application development and business growth.

Key Responsibilities

• Establish performance baselines and conduct workload testing (e.g., replication, backup & recovery, log shipping, scalability, partitioning).

• Manage database sizing, capacity planning, performance tuning, and user account administration.

• Review release notes and plan database upgrades or patching in line with maintenance schedules.

• Collaborate with stakeholders to support the application development lifecycle by building, optimizing, and maintaining database environments and structures.

• Create and manage database storage structures (filesystems, tablespaces) and assist developers with objects such as tables, views, and indexes.

• Define and manage user access, ensuring secure and timely data distribution.

• Monitor and maintain database systems to ensure availability and performance in line with SLAs.

• Develop and enforce database standards, policies, and operating procedures aligned with cybersecurity and IT governance frameworks.

• Assess risks related to data management, recommend improvements, and implement mitigation measures.

• Provide input on database technology roadmaps, including integration with enterprise and cloud platforms.

• Participate in a 24/7 rotational standby for incident response and alert monitoring.

• Drive database innovation by introducing automation solutions to improve efficiency, resilience, and scalability.

Requirements

Education & Experience

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

• At least 6 years of hands-on experience in database administration and operations across Oracle (primary), MariaDB, and Microsoft SQL Server.

• Proven track record in enterprise database architecture, design, and solutioning.

• Experience with high-availability and disaster recovery solutions (e.g., RAC clusters, Data Guard, GoldenGate).

Skills & Knowledge

• Strong expertise in relational and distributed databases for high-volume, large-scale, and data-intensive environments.

• Hands-on experience with automation/orchestration tools (e.g., Ansible, Puppet, Kubernetes).

• Working knowledge of Red Hat Linux (RHEL) and Windows Server administration is an advantage.

• Strong problem-solving, analytical, and project management skills with the ability to manage multiple priorities in a dynamic environment.

• Familiarity with ITIL processes (Change, Incident Management).

• Proficiency with monitoring tools (Oracle Enterprise Manager, MySQL Enterprise Monitor, MONyog).

• Excellent communication skills, able to convey technical and strategic information effectively across teams and organizational levels.

Interested applicants, please send your updated CV to Angelica DY at AngelicaD@charterhouse.com.sg.

Only shortlisted applicants will be notified.