Database Administrator

About the Role

We are seeking a highly skilled and experienced
Database Administrator (DBA)
to join our dynamic team. This role involves managing, maintaining, and enhancing multiple database environments including
MySQL, MariaDB, SQL Server, and PostgreSQL
. The ideal candidate will ensure that all databases remain
available, secure, high-performing, scalable, and recoverable
, while also conducting
R&D initiatives
to improve our database tools, architecture, and performance.

Key Responsibilities

1. Database Administration

• Install, configure, upgrade, and maintain multiple database systems.
• Perform schema design, object creation, user management, and permission control.
• Manage and optimize database objects such as tables, views, indexes, stored procedures, triggers, and functions.
• Ensure adherence to best practices for all relational database environments.

2. Backup, Restore & Disaster Recovery

• Develop, implement, and monitor
  incremental and full backup strategies
  .
• Configure and maintain
  replication, clustering, mirroring, and other HA/DR solutions
  .
• Conduct routine restore tests to ensure business continuity and minimal downtime.

3. Performance Monitoring & Optimization

• Monitor database health using monitoring tools; identify and resolve performance bottlenecks.
• Optimize slow queries, indexes, caching, and server configurations.
• Provide recommendations to improve database and application performance.

4. Maintenance & Automation

• Schedule and automate regular maintenance tasks including reindexing, vacuuming, consistency checks, and log cleanup.
• Develop automation scripts using
  Bash, PowerShell, or Python
  to reduce manual workloads.

5. Data Management & ETL

• Execute data extraction, transformation, and loading (ETL) processes.
• Handle database version upgrades and data migrations with integrity and minimal downtime.
• Ensure secure, auditable handling of sensitive data.

6. Security & Compliance

• Implement and maintain database security policies including authentication, authorization, encryption, and auditing.
• Identify vulnerabilities and apply patches/fixes.
• Ensure compliance with internal data governance and regulatory requirements.

7. Research & Development (R&D)

• Research new database technologies, tools, and performance strategies.
• Conduct POCs on monitoring tools, database features, or scaling architectures.
• Document findings and implement improvements to the database environment.

8. Cross-Functional Support

• Collaborate closely with
  DevOps, Cloud, Development, and Security
  teams.
• Support application deployments, migrations, and performance incident troubleshooting.
• Participate in an on-call rotation to support critical database-related incidents.

Requirements & Qualifications

Must-Have Skills

• 5+ years
  of DBA experience in MySQL, MariaDB, SQL Server, and PostgreSQL.
• Strong expertise in:
• Backup & recovery strategies
• Replication, clustering, and HA/DR
• Performance tuning and query optimization
• Authentication, security, and access control
• Hands-on experience with database tools:
• SSMS, SQLYog, MySQL Workbench, pgAdmin, Toad
  , etc.
• Strong understanding of
  Linux and Windows Server
  environments.
• Experience with monitoring tools like
  Prometheus, Grafana, CloudWatch, Zabbix, SolarWinds, etc.
• Scripting experience in
  Bash, PowerShell, or Python
  .

Education

• Bachelor's Degree in
  Computer Science, Computer Engineering, Information Technology
  , or a related field.

Preferred Qualifications

• Experience with cloud-managed databases (AWS RDS, Azure SQL, Cloud SQL).
• Knowledge of NoSQL databases (MongoDB, Redis, Cassandra).
• Experience with Kubernetes, containerized DB deployments, and operators.
• Familiarity with CI/CD pipelines and DevOps practices.
• Professional certifications in MySQL, SQL Server, PostgreSQL, or cloud platforms.