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PGC Digital (America) Inc: CMMI Level 3 Company

Cloudera Administrator

PGC Digital (America) Inc: CMMI Level 3 Company, Jersey City, New Jersey, United States, 07390

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Sr. Manager - Strategic Initiatives/ Digital transformation/ Account management (Tools & Technologies) Cloudera Administrator

Seeking an experienced Cloudera Administrator to manage and maintain our enterprise-grade big data platforms. The ideal candidate will ensure the stability, performance, and security of our Cloudera on-premise cluster, collaborating with data engineering, databases, networks, and application teams to support data‑driven initiatives.

Main areas of responsibilities

Cluster Management:

Deploy, configure, manage, and maintain Cloudera Hadoop/CDP clusters across three environments.

Monitoring and Performance Tuning:

Monitor cluster connectivity, health, and performance using tools like Cloudera Manager, Grafana, and Splunk. Proactively identify and resolve performance bottlenecks, tune configurations (HDFS, YARN, Spark, Hive, etc.), and conduct capacity planning.

Security and Compliance:

Implement and manage cluster security configurations, including Kerberos, Sentry/Ranger for authorization, HDFS ACLs, and integrate with enterprise IAM/LDAP.

Automation and Scripting:

Deploy and maintain automation scripts using Python, Bash, or Perl for routine administrative tasks, configuration management, and streamlining operations.

Troubleshooting and Support:

Provide expert-level troubleshooting and technical support for issues related to the Hadoop ecosystem components and big data applications, including participation in an on‑call rotation.

Upgrades and Patching:

Perform installations, patching, and upgrades of Hadoop software and Cloudera components while ensuring minimal downtime.

Requirements

Minimum 3 years of hands‑on experience as a Cloudera/Hadoop Administrator in production environments.

Relevant certifications such as Cloudera Certified Administrator for Apache Hadoop are desirable.

Strong proficiency in Linux/Unix operating systems and command‑line tools.

Proven experience with cluster management tools, particularly Cloudera Manager.

Solid understanding of security protocols (Kerberos, SSL/TLS) and their implementation in big data environments.

Excellent problem‑solving, analytical, and communication skills.

Seniority Level Mid‑Senior level

Employment Type Full‑time

Job Function Administrative

Industries Investment Banking

Base pay range $65.00/hr - $68.00/hr

Location: New York City Metropolitan Area

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