DATABASE ADMINISTRATOR (DBA)

ROLESUMMARY

The Database Administrator (DBA) is responsible for managing, securing, and optimizing enterprise database systems to ensure high availability, performance, and data integrity across on-premises and cloud environments. The role focuses on database operations, automation, and compliance within mission-critical and regulated environments.

KEYRESPONSIBILITIES

· Install, configure, and maintain relational and NoSQL databases across environments.

· Design database structures, indexing, and storage for optimal performance.

· Monitor and tune database performance, queries, and workloads.

· Implement backup, restore, high availability (HA), and disaster recovery (DR) solutions.

· Ensure uptime, reliability, and adherence to SLAs (RTO/RPO).

· Manage database security including access control, encryption, and auditing.

· Perform patching, upgrades, and vulnerability remediation.

· Troubleshoot database issues and support incident management (L2/L3).

· Automate database operations using scripting and DevOps practices.

· Support CI/CD pipelines and version-controlled database deployments.

· Collaborate with cross-functional teams and maintain documentation.

TECHNICALSKILLS & TOOLS

· Databases: Oracle, SQL Server, PostgreSQL, MySQL, MongoDB, Redis

· Languages: SQL,PL/SQL/T-SQL, Python, Bash/PowerShell

· Cloud: AWS (RDS/Aurora),Azure SQL, Google Cloud SQL

· DevOps & Automation: Jenkins, GitLab CI/CD, Terraform, Ansible

· Monitoring: Prometheus, Grafana, OEM, Datadog

· Platforms: Linux/Unix, Windows, Docker/Kubernetes (basic)

SECURITY& COMPLIANCE

· Implement RBAC, encryption, and database auditing.

· Perform vulnerability assessments, patching, and hardening.

· Ensure compliance with ISO27001, NIST/CIS, and PDPA requirements.

· Support audits and governance in regulated environments.

QUALIFICATIONS& EXPERIENCE

· Degree/Diploma in Computer Science, IT, or related field.

· 3–8 years of experience in database administration.

· Experience in high-availability or regulated environments preferred.

· Strong troubleshooting and stakeholder communication skills.

PREFERRED(GOOD TO HAVE)

· Database certifications(Oracle, Microsoft, AWS, Azure).

· Experience with cloud migration or hybrid environments.

· Exposure to data ware housing or analytics platforms.

· Experience in DevOps-enabled database environments.