Oracle Database Administrator with Strong Experience Cassandra Admin

Plano, TX 75023

Job Category: Information Technology Job Number: 115102

Job Title      :       Oracle Database Administrator with Strong Experience Cassandra Admin

Location      :       Plano, TX - 75023

Contract      :       Longterm

About Our Client:  Part of the Group, client is a US$4.6 billion company with over 115,000 employees across 90 countries. It provides services to customers which include Fortune 500 companies. It is also one of the Fab 50 companies in Asia, a list compiled by Forbes. client was ranked #5 in India's software services (IT) firms and overall #111 in Fortune India 500 list for 2012. client, on 25 June 2013, announced the completion of a merger with other company.

Job Description:

Over 8 years of experience as an Oracle Database Administrator including 4 years of experience as Cassandra Administrator providing 24*7 production database support with Support to developers & end-users on call support & coordination with off shore teams.

  • Extensive knowledge on database administration for ORACLE 12c/11g/10g and Apache Cassandra with experience on large scale database environments.
  • In depth knowledge of Apache Cassandra and Datastax Enterprise Cassandra
  • In depth knowledge in Cassandra read, writes paths and internal architecture
  • Experience with installing, configuring and monitoring Apache Cassandra cluster
  • Experience in implementing multi-datacenter cluster
  • Designing data models in Cassandra and working with Cassandra Query Language (CQL)
  • Experience in creating column Family's ; bootstrapping, decommissioning, removing, replacing, and repairing nodes
  • Experience in creating key spaces, tables and secondary indexes in Cassandra
  • Experience in setting up the required replication factors for key spaces
  • Implemented Spark solution to generate reports from Cassandra data
  • Experience in generating user specific reports based on indexed columns using SPARK
  • Experience in fetching and loading data in Cassandra using Spark
  • Utilized Cassandra tools including sstableloader,sstable2json and json2sstable, COPY for application data loading and analysis
  • Experience in Performance tuning Apache Cassandra cluster to optimize writes and reads
  • Troubleshoot read/write latency and timeout issues in CASSANDRA
  • Good knowledge on Datastax Search/ Solar in indexing and managing searches.
  • Good knowledge on Spark SQL, Spark Streaming and Scala.
  • Hands on experience in Oracle 11g/10g databases with RAC cluster
  • Good experience in Oracle performance tuning, AWR and Database Security.
  • Experience in SQL Performance Tuning using Explain Plan, SQL Trace, ADDM, AWR, Optimizer Hints and TKPROF utility.
  • Any experience with Apache Ignite will be a plus.

Required Mandate Technical Skills:

Operating Systems: Redhat Linux, CentOS, Unix 
Languages: SQL, PLSQL, Shell scripting, CQL, C 
Relational Databases: Oracle 12c/11g 
NoSQL Databases: Cassandra 
Big Data: Hadoop, Spark

About ASK: ASK Staffing is an award-winning technology and professional services recruiting firm servicing Fortune 500 organizations nationally. With 5 nationwide offices, two global delivery centers, and employees in 42 states-ASK Staffing connects people with amazing opportunities



Contact :

Yamini:       -      678-203-2377


Yamini Seelam
Sr Client Service Manager

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