Hadoop Developer/DBAThis position will be responsible for development and support of the open source Hadoop environment, including; infrastructure planning, scaling and administration. The administrator will work closely with infrastructure, network, database, business intelligence and application teams to insure business applications are highly available and performing within agreed on service levels. ESSENTIAL DUTIES AND RESPONSIBILITIES include the following: Provides day to day production support of our Hadoop infrastructure including: Implement new Hadoop hardware infrastructure OS integration and application installation Cluster maintenance HDFS support and maintenance Adding and removing cluster nodes Backup and restores Troubleshooting MapReduce Jobs as required Cluster Monitoring and Troubleshooting Manage and review Hadoop log files Filesystem management and monitoring Hadoop Cluster capacity planning Design, implement and maintain security Manage and review data backups Execute system and disaster recovery processes as required Provide support and troubleshooting for BI issues associated with Hadoop Provide support for legacy ETL environment as required Work with the project and application development teams to implement new business initiatives as they relate to Hadoop Works with application teams to install operating system and Hadoop updates, patches, version upgrades as required. Implement vulnerability and operating system patches to insure compliance and system integrity. Works with business intelligence, ETL and application teams to troubleshoot complex problems that impact our customer's ability to perform required business functions.
JOB REQUIREMENTS: 5 years supporting open source Linux operating systems (CENTOS, Debian, Fedora) and hardware in an enterprise environment. 5 years' experience installing, configuring Linux based systems. Strong scripting expertise including BASH, PHP, PERL, Java script and UNIX Shell. Knowledge of java virtual machines (JVM) and multithreaded processing. Expertise in typical system administration and programming skills such as storage capacity management, performance tuning, system dump analysis, and Tserver hardening (security). Demonstrated ability to apply problem analysis and resolution techniques to complex system problems Strong network background with a good understanding of TCP/IP, firewalls and DNS Desired Skills/ Experience: Hands on experience with the Hadoop stack (MapReduce, Sqoop, Pig, Hive, Flume) Knowledge of NoSQL platforms Hands on experience with deploying and administering MySQL databases Ability to read, understand, and build java code Hands on experience with opens source monitoring tools including; Nagios and Ganglia
CareerBuilder - 22 months ago
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