Database Administrator

3 days ago

Bengaluru, India Prismberry Technologies Full time

Job descriptionA Cassandra/Aerospike DBA (Database Administrator) is responsible for the administration, maintenance, and optimization of Cassandra/Aerospike databases within an organizationThey play a crucial role in ensuring the availability, performance, and scalability of the Cassandra/Aerospike database environmentResponsibilities:Database Administration: Install, configure, and maintain Cassandra/Aerospike database clusters in both development and production environmentsManage database schemas, tables, indexes, and user permissionsPerform database backups, recovery, and restoration activitiesPerformance Monitoring and Tuning: Monitor the performance and health of Cassandra/Aerospike clustersIdentify and resolve performance bottlenecks, slow queries, and resource utilization issuesOptimize database configurations, query performance, and data modeling for improved efficiency and scalabilityCapacity Planning: Monitor database growth and plan for future capacity needsEstimate storage requirements and work with infrastructure teams to ensure adequate resources are provisionedScale up or scale out the database infrastructure as needed to accommodate data growthData Replication and High Availability: Configure and manage Cassandra/Aerospike replication strategies to ensure data availability and durabilityImplement data replication across multiple data centers and handle replication challenges, such as consistency and latencySecurity and Access Control: Implement and enforce database security measures, including authentication, authorization, and encryptionSet up user roles and permissions to control access to databases and dataRegularly review and update security configurations to address emerging threats and vulnerabilitiesDatabase Monitoring and Alerting: Set up database monitoring tools to proactively identify performance issues, errors, and anomaliesCreate and configure alerts to notify relevant teams of critical database eventsRespond to database alerts and take appropriate actions to resolve issuesCollaborate with development and DevOps teams to design and implement data models and deployment strategies.Create and maintain technical documentation and standard operating procedures (SOPs).Automate operational tasks using scripts and tools (e.g., Ansible, Bash, Python).

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