Cassandra Database Administrator

4 days ago

Chennai, Tamil Nadu, India POWER IT SERVICES Full time ₹ 8,00,000 - ₹ 11,50,000 per year

· Strong experience with Apache Cassandra (Open Source, DataStax, ScyllaDB).

· Deep understanding of Cassandra architecture, partitions, replication, and consistency levels.

· Proficiency in CQL (Cassandra Query Language) and data modeling.· Hands-on experience with Linux (Ubuntu, RHEL, CentOS).

· Familiarity with Cassandra monitoring tools (DataStax OpsCenter, Prometheus, Grafana).

· Experience with cloud-managed Cassandra services (AWS Keyspaces, Azure CosmosDB, Google Cloud Bigtable).

· Install, configure, and upgrade Apache Cassandra (Open Source, DataStax, ScyllaDB).

· Monitor cluster health, node status, and replication factors.

· Ensure high availability (HA) and disaster recovery strategies are in place.

· Optimize Cassandra data models, partitions, and compaction strategies.

· Tune garbage collection (GC), JVM heap settings, and read/write performance.

· Analyze slow queries using Cassandra Query Language (CQL) tracing.

· Implement authentication (LDAP, Kerberos) and role-based access control (RBAC).

· Secure Cassandra deployments with TLS/SSL encryption and firewall rules.

· Ensure compliance with GDPR, HIPAA, and PCI-DSS standards.

· Develop and manage backup and restore strategies using nodetool snapshots.

· Test disaster recovery and failover strategies regularly.

· Automate Cassandra administration tasks using Bash, Python, or Ansible.

· Set up monitoring tools (Prometheus, Grafana, ELK Stack, DataStax OpsCenter).

· Implement alerting for node failures, disk usage, and read/write latency.

· Identify and resolve replication lag, tombstone accumulation, and query timeouts.

· Work with DevOps and application teams to troubleshoot performance issues.

· Maintain detailed documentation of troubleshooting procedures.

· Monitor storage, memory, and CPU usage to plan for capacity scaling.

· Optimize replication strategies for read/write scalability.

· Implement multi-datacenter replication for disaster recovery and load balancing.

Job Type: Full-time

Pay: ₹800, ₹1,150,000.00 per year

Experience:

  • Apache Cassandra : 6 years (Preferred)

Work Location: In person

  • Senior Database Administrator

    3 weeks ago

    Chennai, Tamil Nadu, India NS Global Corporation Full time

    MongoDB Database Administrator / NoSQL ExpertWe are seeking a skilled and experienced MongoDB Database Administrator / NoSQL Expert to join our team. This role is critical for managing high-performance NoSQL environments and supporting data reliability, scalability, and performance in production.The ideal candidate must have strong expertise in MongoDB along...

  • Database Administrator

    4 days ago

    Chennai, Tamil Nadu, India MWIDM Staffing Services Full time ₹ 6,00,000 - ₹ 18,00,000 per year

    Responsibilities :Install, configure, and maintain PostgreSQL database servers and clusters across different environments (development, testing, production). Implement and maintain database security measures, including user management, access control, and data encryption. Perform database backups and recovery procedures, ensuring data integrity and...

  • Senior Database Administrator II

    2 days ago

    Chennai, Tamil Nadu, India Anthology Inc. Full time ₹ 15,00,000 - ₹ 20,00,000 per year

    Senior Database Administrator IIBangalore or Chennai, IndiaThe Opportunity:Anthology offers the largest EdTech ecosystem on a global scale, supporting over 150 million users in 80 countries. Our mission is to provide dynamic, data-informed experiences to the global education community so that learners and educators can achieve their goals.We believe in the...

  • Database Administrator

    7 days ago

    Chennai, Tamil Nadu, India PayTabs Global Full time ₹ 6,00,000 - ₹ 18,00,000 per year

    Key ResponsibilitiesInstall, configure, upgrade, and patch MySQL database instances across various environments (development, staging, production).Monitor database performance, availability, and capacity, implementing proactive measures to prevent issues.Set up and manage comprehensive database backup, recovery, and disaster recovery strategies, conducting...

  • Database Administrator

    4 days ago

    Chennai, Tamil Nadu, India MAGELLANIC CLOUD LIMITED Full time ₹ 15,00,000 - ₹ 25,00,000 per year

    We are seeking a skilled and experienced Database Administrator (DBA) to manage and support our database environments. The ideal candidate will be responsible for maintaining the performance, integrity, and security of our databases. You will work closely with other IT team members and stakeholders to ensure our data systems operate efficiently and meet...

  • PostgreSQL Database Administrator

    2 weeks ago

    Chennai, Tamil Nadu, India Softone HR Solutions Full time

    Dear All,This is a full-time on-site role for a PostgreSQL Administrator located in ChennaiLocation : ChennaiExperience : 4 to 10 YearsBudget : OpenMode : Work from OfficeRole DescriptionThis is a full-time on-site role for a PostgreSQL Administrator located in Chennai. The PostgreSQL Administrator is responsible for managing and maintaining the database...

  • PostgreSQL Database Administrator

    1 week ago

    Chennai, Tamil Nadu, India Qode Full time ₹ 5,00,000 - ₹ 8,00,000 per year

    PostgreSQL Database Administrator Location: Chennai, India Workplace Type: Hybrid About the Role We are seeking a highly skilled and experienced PostgreSQL Database Administrator to join our dynamic team. In this role, you will be responsible for the administration, maintenance, and optimization of our PostgreSQL databases, ensuring their reliability,...

  • PostgreSQL Database Administrator

    2 weeks ago

    Chennai, Tamil Nadu, India Softone HR Solutions Full time

    Dear All,This is a full-time on-site role for a PostgreSQL Administrator located in ChennaiLocation : Chennai Experience : 4 to 10 Years Budget : Open Mode : Work from Office Role DescriptionThis is a full-time on-site role for a PostgreSQL Administrator located in Chennai. The PostgreSQL Administrator is responsible for managing and...

  • Oracle Database Administration

    2 days ago

    Chennai, Tamil Nadu, India Kiya Full time ₹ 8,00,000 - ₹ 20,00,000 per year

    Position : Oracle Database Administration (Oracle DBA)Experience: 3 to 6 YearsNotice period : Immediate to 15 DaysLocation : Chennai.Required Skills: Oracle DBA/Oracle APP DBA, Fusion Middleware administration and SQL Server DB administration.To have some experience working with the below products.Oracle Databases (EBS & Non EBS Databases)Oracle Enterprise...

  • SQL Database Administrator

    3 weeks ago

    Chennai, Tamil Nadu, India Sanmina Full time

    Job DescriptionKey Responsibilities:- 5+ years of experience in administration and maintenance of MSSQL, PostgreSQL, and MySQL database engines.- Strong knowledge of DBA administrative tasks and database engine architecture.- Well-versed in implementing robust database security practices.- Experience in cloud-based database hosting, preferably in Google...