Cassandra Administrator

Description

Job Overview The Cassandra Administrator is responsible for effective provisioning, installation/configuration, operation, and maintenance of systems hardware and software and related infrastructure to enable highperformance data management. This individual participates in technical research and development to enable continuing innovation within the infrastructure. This individual ensures that system hardware, operating systems, software systems, and related procedures adhere to organizational values, enabling staff, volunteers, and Partners.
This individual will assist project teams with technical issues in the Initiation and Planning phases of our standard Project Management Methodology. These activities include the definition of needs, benefits, and technical strategy; research & development within the project lifecycle; technical analysis and design; and support of operations staff in executing, testing and rollingout the solutions. Participation on projects is focused on smoothing the transition of projects from development staff to production staff by performing operations activities within the project lifecycle.
Responsibilities Design, develop and manage large scale production Cassandra clusters
Provide endtoend performance tuning of Cassandra clusters and CQL queriers. Installation and configuration for both onprem and cloud deployments
Apply software patches and upgrades in highavailability senarios. Capacity planning and implementation of new/upgraded hardware and software releases as well as for storage infrastructure.
Cassandra connectivity and Security configuration using Kerberos, LDAP, and/or Active Directory
Monitoring and troubleshooting of the Cassandra cluster
Data Modeling, design & implementation of Cassandra data structures
Establishing and driving standards within the team
Providing guidance and OJT to less experienced DBAs and the Dev team
Creation of key performance metrics, measuring the utilization, performance and overall health Cassandra environment
Research and recommend innovative, and where possible, automated approaches for system administration tasks.
Provide guidance in the creation and modification of standards and procedures.
Troubleshooting production support issues postdeployment.
Experience automating common adminstratvie tasks in Cassandra
Contribute to the thought capital through the creation of executive presentations, architecture documents and articulate them to executives through presentations
Qualifications Must have handson experience in setting up Cassandra cluster in production environments.
Must have experience in loading data into Cassandra cluster from other data sources.
Strong understanding of complex inner workings of Cassandra.
A deep understanding of Cassandra design principals, cluster connectivity, security andthe factors that affect distributed system performance.
Be an expert in data structure design, data modelling in Cassandra. Experience with Cassandra schema design, performance tuning and CQL queries.
Knowledge of best practices related to security, performance, and dissaster recovery.
3 Plus years of Cassandra Database Administration
DataStax certifications are strongly desired.
Bachelor's degree, with a technical major, such as engineering or computer science.
Four to six years of Linus/Unix system administration experience.
Ability to travel up to 50 percent, preferred.