Cloudera Hadoop Admin

Life at Ness

At Ness, people come first. Here, you'll be part of a vibrant team that values curiosity, innovation, and growth. We work with industry-leading clients on projects that truly make an impact while supporting every team member in carving out their unique career path. With resources for learning, certifications, and hands-on experiences, Ness offers you more than just a job—it’s a place where your ideas, ambition, and well-being matter.

Cloudera Hadoop Admin JD:

- 5+ years in Hadoop administration - Strong experience in administration of large & complex Cloudera Hadoop environments - Certification in Cloudera Hadoop administration - Strong performance optimization skills with large Hadoop clusters - Experience in On-call support (after hours), coordination with L1 teams / remote support teams - Experience in issue escalation and resolution working with vendor support (Cloudera)

Key activities include:

- Monitoring and Administration activities of the Cloudera platform

- Install and deploy the Hadoop cluster, add and remove nodes - Configure name-node, take backups, patch installations etc.

- Monitor tasks and all the critical parts of the cluster - Maintenance and Operational activities - Maintenance of file system/log files. - Manage OS Patching, cluster parcels updates.

- Disaster recovery: Backup plan for accidental data deletion. - Continual improvement: Performance optimization, automation and improvements - Code deployments in Production environment - Mandatory Skills

- 5+ years of Hadoop Administration experience in enterprise environments. - Strong hands-on experience with Hadoop, HDFS, YARN, Hive, Spark, Kafka, ZooKeeper, and Oozie. - Expertise in Linux/Unix administration, shell scripting, and system troubleshooting. - Experience with Hadoop cluster installation, configuration, monitoring, performance tuning, and capacity planning. - Knowledge of Hadoop security including Kerberos, Ranger, LDAP/Active Directory integration. - Experience with backup and recovery, high availability, and disaster recovery processes. - Familiarity with monitoring tools such as Ambari, Cloudera Manager, Grafana, Splunk, or equivalent. - Strong analytical, troubleshooting, and problem-solving skills. - Excellent communication and stakeholder management skills.

Preferred Skills

- Experience with Cloudera CDP, Hortonworks, or MapR. - Exposure to cloud-based big data platforms such as Azure HDInsight, Azure Databricks, AWS EMR, or Google Dataproc. - Python automation and Infrastructure-as-Code experience. - Basic understanding of SQL and data warehousing concepts.