Database Administrator (DBA)

Description

Summary: Manage, maintain, and optimize database systems to ensure high availability, performance, security, and data integrity across various environments. Highlights: 1. Manage database systems for high availability, performance, and security 2. Design and implement robust backup, recovery, and disaster-recovery strategies 3. Collaborate with diverse teams on deployments and compliance audits **Database Administrator (DBA) — Job Description** **Role summary** Manage, maintain, and optimize database systems to ensure high availability, performance, security, and data integrity across production and non‑production environments. **Key responsibilities** * Install, configure, upgrade, and patch database servers and related tools (e.g., PostgreSQL, MySQL, SQL Server, Oracle, MongoDB). * Monitor database performance and capacity; tune queries, indexes, and configuration for optimal performance. * Design and implement backup, recovery, and disaster‑recovery strategies; regularly test restores. * Manage high‑availability and replication solutions (clustering, primary‑replica, Always On, Patroni, etc.). * Perform schema design, data modeling, and maintain migrations in collaboration with developers. * Implement and enforce database security: access controls, encryption at rest/in transit, auditing, and vulnerability remediation. * Perform data migrations, imports/exports, and ETL support; optimize bulk loads and maintenance windows. * Maintain database maintenance tasks: VACUUM, statistics updates, reindexing, partitioning, and housekeeping. * Troubleshoot production incidents, perform root‑cause analysis, and drive long‑term fixes. * Automate routine tasks using scripts and tools (Bash, PowerShell, Python, Ansible, Terraform). * Maintain documentation, runbooks, and run regular capacity and performance reporting. * Collaborate with DevOps/SRE, application teams, and security to support deployments, CI/CD pipelines, and compliance audits. * Support performance testing, baseline measurements, and tuning for new features or releases. **Required skills \& experience** * 3–6 years experience as a DBA or in database operations (adjustable by seniority). * Deep knowledge of at least one RDBMS (PostgreSQL, MySQL/MariaDB, Microsoft SQL Server, or Oracle) and familiarity with one or more NoSQL systems (MongoDB, Cassandra, Redis). * Strong SQL skills and experience with query profiling and optimization. * Experience with backup/recovery tools and strategies; familiarity with point\-in\-time recovery and PITR. * Knowledge of high‑availability, replication, and clustering technologies. * Experience with automation, scripting (Python, Bash, PowerShell), and infrastructure\-as\-code tooling. * Familiarity with Linux administration and basic networking concepts. * Understanding of security best practices and compliance (encryption, RBAC, auditing). * Experience with monitoring/observability tools (Prometheus, Grafana, Datadog, New Relic) and log analysis. * Strong troubleshooting, documentation, and communication skills. Pay: QAR320\.15 \- QAR702\.10 per hour Work Location: On the road