Experience Required

5–8 years of overall IT experience, with at least 3–5 years of hands-on experience in Big Data platform administration and Linux systems.

Job Summary

We are seeking an experienced Senior Big Data Platform Administrator to manage and support our enterprise Big Data infrastructure. The ideal candidate will have strong expertise in the Hadoop ecosystem, Linux administration, distributed systems, and platform monitoring tools. This role involves ensuring platform performance, availability, scalability, and security across production and non-production environments.

Key Responsibilities

Administer and support Hadoop ecosystem components (HDFS, YARN) across Production, Test, and Development environments
Manage and maintain Apache Spark and Airflow infrastructure
Monitor cluster health, troubleshoot performance issues, and optimize system performance
Implement and maintain High Availability (HA), Disaster Recovery (DR), backup, and restore strategies
Manage logging, monitoring, and alerting systems using Prometheus, Grafana, and ELK Stack
Perform Linux (Ubuntu)



system administration, including patching, upgrades, and security hardening
Develop and maintain automation scripts using Shell and/or Python
Handle Kerberos authentication setup and maintenance
Support incident management, root cause analysis (RCA), and ensure SLA adherence
Manage capacity planning and system scalability
Follow CI/CD and DevOps best practices for platform improvements and deployments

Skills Required

Mandatory Skills:

Solid experience with Hadoop ecosystem (HDFS, YARN)
Hands-on experience with Apache Spark and Airflow
Expertise in Linux (Ubuntu) administration
Experience in implementing High Availability (HA) and Disaster Recovery (DR)

Optional Skills

Experience with Prometheus, Grafana, and ELK Stack (Elasticsearch, Logstash, Kibana)
Knowledge of Shell/Python scripting for automation
Experience with Kerberos authentication
Strong understanding of distributed systems,

📌 Senior Big Data Platform Administrator (Chennai)
🏢 Larsen and Toubro
📍 Chennai