Database Administrator (Oracle & Hadoop)

Job Category: Database Administrator (Oracle & Hadoop)
Job Type: Full Time Permanent position
Job Location: India - Kolkata
Experience: 4 - 9 years

Key Responsibilities

Oracle Database Administration

  • Install, configure, and upgrade Oracle databases across multiple environments (Dev, QA, Production).
  • Perform database performance tuning and optimization using tools like AWR, capacity planning, and proactive monitoring.
  • Implement backup and recovery strategies using RMAN and Data Guard.
  • Manage database security, user access, and audit.
  • Create and optimize PL/SQL procedures, triggers.
  • Manage data models for telecom application requirements.

Hadoop Administration

  •  Install, configure, and maintain Hadoop clusters (HDFS, Hive, HBase, Spark, etc.).
  • Monitor cluster performance, perform tuning, and troubleshoot issues in big data pipelines.
  • Manage data ingestion processes using Kafka.

Qualifications

  • Bachelors or Master’s degree in Computer Science, Information Technology, or a related field, with consistent First class at board and university level examinations.
  • 4+ years of experience in Oracle Database Administration.
  • 3+ years of experience managing Hadoop infrastructure.
  • Strong knowledge of SQL, PL/SQL, shell scripting, and Linux-based environments.

Additional skills (desirable)

  • Knowledge of security (using Kerberos, Ranger, etc.) and role-based access continuous.
  • Knowledge of Telecom domain, Familiarity with telecom data types (e.g., CDRs, subscriber data, real-time usage metrics)
Sorry! This job has expired.
Back to listings