Job description

The Big Data Administrator is responsible for managing and supporting enterprise big data platforms, ensuring availability, performance, security, and stability across production and non-production environments. The role works closely with data engineering, IAM, network, security, and infrastructure teams to maintain the operational health of Cloudera CDP/Hadoop clusters. The administrator handles cluster configuration, deployment, upgrades, patching, and performance tuning, while implementing security measures including Kerberos, Ranger, LDAP/AD integration, and TLS/SSL hardening. They troubleshoot production incidents, perform root cause analysis, and automate operational tasks using Bash and Python scripts. Additionally, the administrator supports Kubernetes/Red Hat OpenShift platforms, including basic cluster operations, pod/service troubleshooting, log analysis, and maintaining operational documentation, runbooks, and support procedures.