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L3 Production Support (Unix/Hadoop Lead)

Zurich, Switzerland
L3 Lead - Production Support

Job Description:
Experienced Unix, Linux and Cloudera Hadoop production support who will be part of a global team responsible for production support (L1& L2) i.e. incident management, Change management for Big Data infrastructure.
Skill requirements:
Ready work in production support role with sometimes shift working
  • Incident management: managing tickets in SNOW
  • Change Management: RFC implementation
  • In depth knowledge of Linux and Unix Administration and bash scripting
  • Intimate knowledge of non-root installation with fully integrated AD/Kerberos authentication
  • Working with data delivery teams to setup new Hadoop clusters. This job includes setting up Kerberos principals and testing
  • Expert level knowledge of Cloudera Hadoop components such as HDFS, Sentry, HBase, Impala, Hue, Spark, Hive, YARN, ZooKeeper and Postgres
  • Cluster maintenance as well as creation and removal of nodes using tools like Cloudera Manager Enterprise
  • Performance tuning of Hadoop clusters
  • Screen Spark cluster job performances and capacity planning
  • Monitor Hadoop cluster connectivity and security
  • Manage, Troubleshoot and review Hadoop log files
  • Workload management, load balancing, quota management of the Cloudera cluster
  • Setting up disaster recovery on Cloudera cluster including HDFS, HBase, Spark
  • Eyes-on-glass cluster monitoring and responding to internal tickets and email alerts. File system management and monitoring
  • Setup Splunk monitoring
  • HDFS and other Cloudera Hadoop components support and maintenance
  • Diligently teaming with the infrastructure, network, database, application and business intelligence teams to guarantee high data quality and availability
  • Collaborating with application teams to install Hadoop updates, patches, version upgrades when required
  • Aligning with the engineering team to propose and deploy new hardware and software environments required for Hadoop and to expand existing environments
  • Point of Contact for Vendor escalation
  • Good communication skills
  • Understand and experience of working on Palantir Foundry platform is preferable.

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