PostgreSQL Database Administrator [Immediate Start]

Greetings from TCS!!!

TCS is Hiring for PostgreSQL Database Administrator

Role - PostgreSQL DBA

Required Technical Skill Set - PostgreSQL Database Administrator

Desired Experience Range - 10-15 Years

Location of Requirement - Kolkata

Desired Competencies (Technical / Behavioral Competency)

Must-Have

• Extensive hands-on experience with PostgreSQL (v11 and above).
• Database installation, configuration, and upgrades on Linux / Unix platforms.
• High Availability (HA) setup using streaming replication, Patroni, repmgr, etc.
• Backup and recovery strategies using tools like pgBackRest, Barman.
• Performance tuning and query optimization.
• Strong knowledge of PL / pgSQL scripting and automation.
• Experience in database monitoring and alerting tools (e.g., pg_stat_statements, Prometheus, Grafana).
• Security hardening and compliance (role-based access control, SSL, encryption at rest / in-transit).
• Disaster Recovery planning and execution.
• Capacity planning and data growth forecasting.
• Good understanding of cloud platforms (AWS RDS / Aurora, GCP Cloud SQL, or Azure PostgreSQL).
• Good communication skills with both technical and management teams.

Good-to-Have

Role descriptions / Expectations from the Role

1. Database Architecture & Design : Design and maintain complex PostgreSQL database schemas.

2. Performance Tuning & Optimization : Advanced query tuning and index optimization. Analyze and resolve slow queries using EXPLAIN, ANALYZE, and pg_stat views.

3. Backup and Recovery : Implement and manage high-availability backup strategies. Test and document disaster recovery procedures.

4. Replication and High Availability : Set up and maintain replication (physical / logical). Experience with HA tools like Patroni, repmgr, or Pgpool-II.

5. Security Management : Implement role-based access controls, SSL / TLS, and audit logging. Monitor for vulnerabilities and apply patches.

6. Monitoring & Maintenance : Perform routine health checks and maintenance tasks (VACUUM, REINDEX, ANALYZE).

7. Upgrades & Migrations : Plan and execute PostgreSQL version upgrades with minimal downtime. Experience migrating from on-prem to cloud (AWS RDS / Aurora, Azure Database for PostgreSQL, or GCP).