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Job Description

Requisition Title:   Database Administrator

Location: Atlanta, GA

Duration:+6 Months

Description:   Description

Database administration position involving Configuration, Administration, Monitoring, Security Management, Performance Tuning, Replication, Backup/Restore and troubleshooting of Cassandra and other Open source / Big Data databases in a highly dynamic environment. This position is part of a very dynamic Database Administration team with highly talented individuals. The team has well rounded skills on application, infrastructure and database architectures. The team has consistently provided the highest database uptime (?99.999%) for the business by process automation, standardization and proactive monitoring & remediation. The successful candidate will be an effective contributor in the team by providing advanced technical and operational support/guidance in support of operational and project related activities. The successful candidate will represent the database team as SME in interactions with project teams and other departments in support of business objectives.

Essential Functions

       Responsible for recommending database solutions to recognized problems and for design and implementation of new Cassandra databases.

       Responsible for installation and configuration of Cassandra databases in clusters and setup & maintain replication for active/active solutions between data centers.

       Responsible for configuring backup / restore utilities and developing disaster recovery policies and procedures.

       Responsible for setting up effective monitoring for alerts and capacity analysis. Also, tuning the database environment to insure optimal performance and resource utilization.

       Responsible for creating, maintaining and updating documentation necessary to support the database operations by the DBA team.

       Responsible for recommending optimal schema designs for better performance and scalability

       Responsible for enforcing Enterprise security policies and procedures on databases

       Write and maintain scripts in support of database maintenance to ensure consistent performance. Maintain solid working knowledge of functionality of existing platforms and future enhancements.

       Provide 24 x 7 on call support as part of a scheduled rotation with other team members.

       Provide advanced troubleshooting for applications and systems and advanced technical support for database related project activities

       Participate in design and code reviews.

       Configure and tune databases and operating system software to ensure optimum performance and resource utilization.

       Function as the technical liaison between System Administrators and DBA teams. Provide mentoring to fellow administrators.

Qualifications

Minimum Required

       Minimum of 2+ years in supporting Cassandra databases in a multi-zone clustered environment

       Minimum of 5+ years working experience in Linux

       Minimum of 5+ years working in IT development and/or technical support

       Strong knowledge of how NoSQL technologies interact and complement

       Deep understanding of Cassandra architecture and internal framework

       Experience in tuning JVM

       Experience with MySQL is a plus

       Advanced knowledge of various troubleshooting tasks (ex. Latency Analysis, Thread state Analysis, etc.)

       Knowledge of installation and configuration procedures.

       Knowledge of add/bootstrap nodes to clusters

       Knowledge of remove/replace nodes in clusters

       Knowledge of replication/partitioning/clustering between data centers

       Experience in Cassandra Data Modeling

       Working knowledge of hardware, including RAID, multi-processor architecture, etc.

       Advanced knowledge of shell scripting (i.e. command line applications, batch files, etc.)

Additional Information

All your information will be kept confidential according to EEO guidelines.