Top Skills RequiredLinuxHadoopCloudera CDPCluster ManagementTroubleshootingPerformance TuningKubernetesAbout this Role:Installation of on‑prem Hadoop clusters from scratch on bare metal or VMsHardware sizing and capacity planning (CPU, memory, storage, network)Operating system preparation and tuning (RHEL 6/7/8, kernel, filesystem, ulimits)Deployment and lifecycle management of Cloudera platforms (HDP, CDH, CDP) using Cloudera Manager and AmbariIn‑place and rolling upgrades, including HDP to CDP migrationsControl node and OS migration as part of hardware or platform refreshAdministration of Hadoop ecosystem components:HDFS, YARN, Hive, Zookeeper, NiFi, SolrOn‑prem cluster operations:Node commissioning and decommissioningHDFS balancing, snapshots, trash managementUser and quota managementMetadata and data backup and recoveryEnterprise security implementation:Kerberos integration with Active DirectoryRanger authorization and auditingKMS encryption zones (data at rest)TLS/SSL configuration (data in motion)Performance tuning and reliability:YARN scheduler and queue configurationCapacity planning and workload optimizationProduction incident management and Root Cause Analysis (RCA)
Job Title
Hadoop Administrator