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Senior Oracle Database Administrator

Tcs Ct Usa
14 days ago
Contract
Remote
$43 - $48 USD hourly
Administrative

Seeking an experienced Senior Oracle DBA to administer, optimize, and maintain enterprise Oracle database environments, ensuring high availability, performance, security, and disaster recovery across on-premises and cloud platforms.

Roles & Responsibilities

  • Install, configure, upgrade, and patch Oracle databases, including 11g, 12c, 19c, and OCI environments.

  • Manage databases, schemas, tablespaces, indexes, views, ASM, and Multitenant databases (CDB/PDB).

  • Monitor and optimize database performance through SQL tuning, PL/SQL, indexing, and resource management.

  • Implement backup and recovery strategies using RMAN.

  • Maintain high availability and disaster recovery using Oracle RAC, Data Guard, and failover solutions.

  • Manage database security, access controls, auditing, and compliance requirements.

  • Perform database migrations, cloning, refreshes, and data movement activities.

  • Troubleshoot production issues, support incident response, and assist application teams with deployments and query optimization.

  • Automate administration tasks using Shell scripting, SQL, and PL/SQL.

  • Manage capacity planning, database documentation, SOPs, and operational procedures.

  • Provide 24x7 production support and participate in on-call rotations.

Essential Skills

  • Oracle RDBMS administration across on-premises and OCI/cloud environments.

  • Oracle RAC, ASM, Data Guard, RMAN, and disaster recovery.

  • Oracle SQL, PL/SQL, and query optimization.

  • Performance diagnostics, tuning, and database troubleshooting.

  • Unix/Linux administration and Shell scripting.

  • Database security, backup/recovery, migration, and lifecycle management.

Experience Required

  • 10+ years of Oracle DBA experience.

    Experience managing databases exceeding 30 TB and supporting workloads of 80,000 transactions per second.