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Masterworks

Big Data Administrator

Riyadh, Saudi Arabia
Cloudera Hadoop Cloudera Manager HDFS YARN Spark Hive Impala HBase Zookeeper Kerberos Ranger LDAP Active Directory TLS SSL Bash Python Kubernetes OpenShift Linux Grafana Prometheus
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Description

Big Data Admin Support

Location: Riyadh, Riyadh Province, Saudi Arabia

Department: Executive Sector

Workplace: on_site

Employment Type: full

Description

We are seeking a Big Data Administrator to manage and support enterprise big data platforms. The role ensures platform availability, performance, security, and stabilityĀ across production and non-production environments, working closely with data engineering, IAM, network, security, and infrastructure teams.

Ā Key Responsibilities

  • Deploy, configure, and administer Cloudera CDP/HadoopĀ clusters using Cloudera Manager.
  • Operate and support Hadoop ecosystem services: HDFS, YARN, Spark, Hive/Impala, HBase, Zookeeper.
  • Monitor platform health and performance; perform capacity planningĀ and performance tuning.
  • Implement and manage security: Kerberos, RangerĀ policies, LDAP/AD integration, and TLS/SSLĀ hardening.
  • Troubleshoot production incidents (authentication issues, service failures, disk/log issues, stuck Spark/YARN jobs) and perform root cause analysis.
  • Manage upgrades, patching, and configuration changes with minimal downtime.
  • Build automation using Bash/PythonĀ for routine tasks and operational efficiency.
  • Administer Kubernetes platforms (Red Hat OpenShift): basic cluster operations, namespace/project management, pod/service troubleshooting, log analysis, and support for platform applications.
  • Maintain operational documentation, runbooks, and support procedures; participate in on-call support as required.

Requirements

3+ yearsĀ of hands-on experience as a Cloudera/Hadoop AdministratorĀ in production.

  • Strong LinuxĀ administration and command-line skills.
  • Proven experience with Cloudera ManagerĀ and cluster operations.
  • Working knowledge of Kubernetes/OpenShift administrationĀ (oc/kubectl, pods, deployments, services, logs, troubleshooting).
  • Solid understanding of Kerberos, Ranger, LDAP/AD, and TLS/SSL.
  • Experience with monitoring tools such as Grafana/PrometheusĀ (or similar).

Strong troubleshooting, communication, and collaboration skills

Masterworks
Masterworks

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