Database Administrator, NoSQL (Cassandra) 13 views

 Position Responsibilities:

o             Candidate will be responsible for administering, monitoring, and maintaining large footprint of Multi-Datacenter Datastax Enterprise/ Apache Cassandra clusters.

o             Candidate will be responsible for configuring and performance tuning of DSE Cassandra 4.x and above, Solr and Spark clusters.

o             Configuring and monitoring ring in Cassandra, in-depth knowledge of housekeeping activities with opscenter, nodetool or other open source tools.

o             Optimizing, monitoring, and understanding of Cassandra configurations to help increase the performance of the clusters. Scripting, Automation and monitoring of compression, compaction and other set up parameters based on the use case of Column families.

o             Backup and Recovery: Taking a Snapshot, Incremental Backup, Restore. Implement Disaster Recovery.

o             Patch/ Upgrade Cassandra clusters.

o             Professional Certification on DSE Apache Cassandra is a plus.

o             Strong understanding of compaction and compression tuning, SSTable management.

o             Perform database tuning, trend analysis and capacity planning.

o             Implement database security policies and audits.

o             Publish and maintain SOPs and database knowledge base.

o             Work closely with development team members and provide database support in schema design and changes, as well as code review.

 

Required Skills:

o             3+ years administrator experience on Apache Cassandra or DataStax Enterprise is a must.

o             6+ years progressive responsibilities in Database administration primarily Apache Cassandra. MySQL and MS SQL experience is a plus.

o             Strong Linux and scripting skills. Working knowledge of Ops central or ELK and Graphite/Grafana.

o             Exceptional experience administering multi-Terabyte databases in 24x7x365 high traffic internet applications environment.

o             Able to quickly isolate and resolve production performance problems.

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