Niveditha Ravichandran

Oracle Database Administrator



Contact

Email: niveditha.ajan@outlook.com

LinkedIn: niveditha-ravichandran


Summary

Accomplished professional with 8 years of experience in Oracle and SQL database management, application deployment, and process automation. Demonstrated ability to manage client relationships and present innovative solutions.


Skills

  • Databases: Oracle 9i, 11g, 12c, 19c, Oracle RAC, ASM, Exadata, Oracle Data Guard, DB2
  • Backup & Recovery: RMAN, Flashback Recovery, Oracle Data Pump
  • Performance & Monitoring: OEM, AWR, ADDM, ASH, SQL Tuning
  • Application Servers: WebLogic, WebSphere
  • Build & DevOps Tools: Git, Jenkins, Gradle, IzPack
  • Scripting & Programming: Python, Perl, Shell, PowerShell, Core Java
  • Tools: SQL Developer, Putty, WinSCP, BMC Remedy, ServiceNow
  • Operating Systems: Oracle Linux, Unix
  • Cloud Computing (AWS): EC2, S3, DynamoDB, RDS, VPC (subnets, route tables, NAT/IGW, security groups), IAM (users, roles, policies, MFA), Lambda, API Gateway, CloudWatch, CloudTrail, CloudFront, Cost Explorer/Budgets, AWS CLI, CloudFormation (basics). AWS Certified Cloud Practitioner (CCP)

    • Education

  • Sastra University: Masters in Communication System (2013-2015)
  • Anna University: Bachelor of Engineering (2009-2013)

    • Experience

    TECHNOLOGY ANALYST

    Infosys - Telstra (2019 - 2023)

  • Administered Oracle databases (9i–19c), including RAC, ASM, Exadata, Data Guard, RMAN, OEM, and Flashback Recovery, ensuring high availability and disaster recovery.
  • Performed installations, upgrades, patching (12c RAC), capacity planning, storage/object creation, and database security management.
  • Conducted performance tuning and monitoring using AWR/ADDM, SQL optimization, undo/redo management, and RAC health checks.
  • Implemented and validated RMAN backup/recovery strategies and disaster recovery drills, meeting strict RPO/RTO objectives.
  • Managed data migration using Oracle Data Pump across multiple environments.
  • Automated routine DBA tasks with Shell, Perl, and Python scripts, reducing manual workload and improving efficiency.
  • Monitored and resolved production incidents/alerts, providing timely solutions and generating SLA/weekly reports with actionable insights.
  • Collaborated directly with clients and stakeholders to analyze challenges, recommend solutions, and introduce best practices.
  • Conducted knowledge-sharing sessions and training for junior DBAs and team members, ensuring effective tool adoption and skill growth.

    • SYSTEMS ENGINEER

    TATA Consultancy Services (2015-2018)

  • Administered Oracle and DB2 databases, performing maintenance, security management, schema refreshes, and standby database operations (failover/switchover).
  • Automated J2EE application deployments on WebSphere and WebLogic using IzPack, Jenkins, Gradle, and Git, reducing manual deployment effort.
  • Developed and maintained Perl, Shell, and CRON scripts to automate monitoring, alerting, and database maintenance tasks.
  • Optimized database and application performance through query tuning and system monitoring, improving stability and user experience.
  • Provided end-to-end application deployment support across onsite and offshore environments.
  • Led a 2-member team in application debugging and database administration, fostering collaboration and timely delivery.
  • Conducted knowledge-sharing sessions on automation utilities and deployment tools to improve adoption and efficiency across the team.