Cassandra DBA (ScyllaDB, PostgreSQL)
Tata Consultancy Services
2 - 5 years
Bengaluru
Posted: 04/04/2026
Job Description
Role: Cassandra DBA (ScyllaDB, PostgreSQL)
Location: Bangalore/Pune
Exp: 6-10 yrs
Mode of interview : Virtual
Must have:
Cassandra / Scylla DB Administration
Install, configure, upgrade, and maintain Apache Cassandra / DataStax or Scylla DB clusters.
Manage multi-datacenter, multi-node deployments.
Configure replication, consistency levels, snitches, compaction strategies, and repair settings.
Perform routine cluster health checks and maintenance tasks (repair, cleanup, decommission, rebuild).
Performance & Optimization
Monitor cluster performance using tools like node tool, Grafana, Prometheus, DSE OpsCenter, Scylla Monitoring Stack.
Troubleshoot latency issues: GC tuning, compaction tuning, hot partitions, tombstone analysis.
Optimize schemas, queries, and data models for distributed systems.
Operations & Support
Manage backup and restore processes using tools such as Medusa, Snapshots, Scylla Manager.
Handle incident management and production troubleshooting.
Implement automation for routine tasks (Shell/Python is finenot heavy programming).
Participate in on-call rotation for production support.
Security & Compliance
Implement authentication, authorization (role-based access), and audit controls.
Apply OS-level hardening and understand network/security requirements for distributed systems.
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