Oracle Database Administrator

5 days ago

bangalore, India Tata Consultancy Services Full time

Oracle Database Administrator 10–15 years of experience in Oracle Database Administration. Location- Kolkata Responsibilities The ideal candidate will be responsible for the installation, configuration, performance tuning, backup/recovery, and troubleshooting of Oracle databases across various versions (including Oracle 12c/19c/21c). The candidate should have experience working in high-availability environments and demonstrate strong skills in automation, security, and compliance. Perform periodic maintenance / patching as required. Monitor database performance and perform proactive tuning. Manage backup and recovery using RMAN and Oracle Recovery Manager strategies. Define and implement best practices and automation initiatives. Lead database migration projects (on-prem to cloud / version upgrades). Required Skills Proficient in RMAN backup and recovery strategies. Strong knowledge of Oracle Data Guard for high availability and disaster recovery. Hands-on experience in performance tuning and query optimization. Experience with Oracle Enterprise Manager (OEM) for monitoring and management. Experience with patching, upgrades, and database cloning. Solid understanding of Unix/Linux system administration related to Oracle. Proficiency in writing complex PL/SQL scripts and shell scripting for automation. Experience in handling large-scale database environments (multi-TB). Good communication skills with both technical and management teams. Preferred Skills Exposure to Oracle Cloud Infrastructure (OCI) and Autonomous Databases. Experience with GoldenGate or other replication tools. Knowledge of PostgreSQL or MySQL and Mongo DB administration. Experience in database security auditing and compliance. Familiarity with Ansible, Terraform, or other IaC tools for database deployment automation. Exposure to containerization (Docker/Kubernetes) in relation to databases. Oracle certifications (e.g., OCP, OCM) are a strong plus. Familiarity with ITIL processes and change management procedures.

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