Anantha Shivashankar
McKinney,TX
Summary
Professional with strong background in managing and optimizing database systems. Proven track record in data security, performance tuning, and disaster recovery. Collaborative team player focused on achieving results and adapting to changing needs. Skilled in SQL, database design, and automation, with reliable and flexible approach to challenges.
Overview
22
22
years of professional experience
Work History
Senior Cloud DBA
VIVD-EDGE CORP
08.2025 - Current
- Assisted in capacity planning activities including sizing of storage devices for efficient utilization of disk space.
- Working on OCI Cloud migration strategies, POC’s on EBS, FMW/SOA Marketplace etc
- Participated in design reviews ensuring adherence to best practices recommended by Oracle Corporation.
- Monitored server resources utilization such as CPU usage, Memory usage to ensure optimal performance of the databases.
- Performed cloning of production databases into lower environments for development and testing purposes.
- Installed, configured, and maintained Oracle databases on Linux and Unix operating systems.
- Performed performance tuning of the Oracle databases using Explain Plan, SQL Trace, TKPROF and other tools.
- Troubleshooted complex problems related to network connectivity or memory management issues affecting performance of the databases.
- Configured high availability solutions like Real Application Clusters for disaster recovery purposes.
- Supported developers with their day-to-day activities related to database operations such as creating users, granting privileges.
- Resolved customer complaints related to database issues in timely manner.
- Deployed patches and upgrades to keep the databases up-to-date with latest security patches or new features released by Oracle Corporation.
- Created physical standby databases for data protection purposes.
- Optimized queries to improve application performance and reduce response time.
- Provided 24x7 on call support for critical production issues.
- Implemented OEM Grid Control for monitoring multiple instances from a single console.
- Monitored system resources, including memory usage, CPU utilization, and disk space, and took corrective action when needed to maintain optimal performance levels.
- Client: Nucor Business Technology
- Administered database systems ensuring high availability and performance for critical applications.
- Implemented backup and recovery procedures to safeguard data integrity and minimize downtime.
- Reduced operational costs by identifying and decommissioning underutilized database resources.
- Achieved remarkable system performance improvements, fine-tuning database configurations and indexes.
Lead Database Administrator 2
WIPRO TECHNOLOGIES
06.2024 - 07.2025
- Provide 24/7 production support for large-scale Oracle ERP (12.1.3/12.2.12) & Core DB (19c) environments (400+ DBs, up to 120TB), ensuring optimal performance and security.
- Managing Identity Management, IDCS, AD on Oracle Cloud Infrastructure
- Led Oracle applications and database upgrades (R12.1.3 Finance, Sales to R12.2.12; 12c to 19c database) including DMZ setup and reconfigurations.
- Diagnosed and resolved storage IO performance issues post-migration and continuously monitor system health and performance using OEM and other tools.
- Managed complex fleet migrations (NAS>SAN, SAN>SAN) and applied PSU/CPU patches across critical systems.
- Supported database security measures for Oracle Database, including encryption, access controls, and real-time monitoring; managed user roles and responsibilities within Oracle EBS for secure access and compliance.
- Managed changes and incidents via HP Service Desk, adhering strictly to SLAs and SDLC guidelines; maintained project artifacts and documentation.
- Administered, supported, and maintained Oracle Applications environments, both on-premise and Oracle Cloud Infrastructure (OCI), ensuring high availability and optimal system performance.
- Performed Oracle Database installations, configurations, and upgrades, including Oracle EBS 12.2 and Oracle Databases 11g/12c in OCI environments.
- Managed routine database maintenance tasks including patching, backups, performance tuning, and disaster recovery planning to ensure system resilience.
- Integrated Oracle Cloud services, including Oracle Autonomous Database, OCI Compute, Networking, and Storage, with Oracle E-Business Suite 12.2, enhancing system scalability and efficiency.
- Conducted thorough Root Cause Analysis (RCA) to resolve complex system and application issues, minimizing downtime and improving system reliability.
- Manage data cloning activities and patch management processes using ADOP and OPATCH to support development, testing, and production environments.
- Developed and maintained data analytics and reporting solutions using OBIEE, SOA, and WebLogic technologies, supporting business intelligence initiatives.
- Collaborated with cross-functional teams to deliver Oracle EBS upgrades, migrations, and system enhancements aligned with business needs.
- Provided clear communication and documentation for technical procedures, project updates, and system changes to stakeholders and IT leadership.
- Led and coordinated issue resolution and performance improvement initiatives, leveraging strong analytical and problem-solving skills.
- Client: Cisco Systems
Oracle DBA
DIODES INCORPORATED
08.2022 - 05.2024
- Administered diverse database landscape including Oracle (EBS & Core DB), Sybase, MSSQL, MySQL, PostgreSQL across AIX, Linux, Windows, Solaris.
- Applied performance tuning principles to optimize MySQL and MSSQL databases, with transferable expertise to Oracle query/index tuning.
- Designed and implemented MSSQL solutions, including HA/DR strategies; oversaw Sybase database design and maintenance.
- Experience with enterprise monitoring platforms such as SolarWinds, Azure DB Watcher, or equivalent
- Utilized shell scripting and SQL/PL/SQL for automation and health monitoring, contributing to OS hardening and performance optimization.
- Guided junior DBAs on database design, implementation, and maintenance best practices; assessed application team needs and provided technical guidance.
- Data Analytics (Incorta/PostgreSQL): Administered Incorta Analytics platform, managed data replication (logical/physical), configured schemas/tables/indexes, performed backup/recovery (pg_basebackup, pg_dump), monitored performance, implemented security (role-based access control), troubleshot issues, and automated tasks.
- Key Technologies: Oracle EBS, Oracle DB, Sybase, MS SQL Server, MySQL, PostgreSQL, AIX, Linux, Windows, Solaris, SQL, PL/SQL, Shell Scripting, Performance Tuning Concepts, Backup/Recovery, DR, Security.
Senior Principal Consultant | EBS Upgrade/Implementation/Markview Consultant
IT Convergence
03.2014 - 08.2022
- Clients: Brunswick Corporation, Metawa, Illinois | Willis Towers Watson (WTW) - Lead & Primary DBA, Exadata/IaaS Production Support | Lead PS DBA for R12.2.5 Upgrade, Axure Brands, OPW, Oracle, Stickle, AZZ, Exterran, RemainCo | SBEC - SO Implementation
- Led implementation of Kofax MarkView 10.x for multiple clients, integrating with Oracle EBS R12.2 to automate Accounts Payable workflows, reducing invoice processing time by 30%.
- Configured and customized MarkView workflows and document imaging solutions using Kofax Capture/KTM, ensuring SOX-compliant invoice processing.
- Developed custom PL/SQL and Java scripts to enhance MarkView functionality, tailoring solutions to client-specific P2P requirements.
- Performed system upgrades, testing, and validation for MarkView and Oracle EBS AP module, minimizing downtime and ensuring audit compliance.
- Collaborate with AP, Finance, and IT teams to analyze business requirements and deliver scalable automation solutions.
- Troubleshoot complex technical and functional issues in MarkView, resolving workflow bottlenecks and improving system reliability.
- Created and maintained detailed documentation for MarkView configurations, workflows, and customizations.
- Provided end-user training and post-deployment support, achieving 95% user adoption across client engagements.
- Directed end-to-end Oracle DBA managed services and cloud transformation projects for BFSI, CPG, and Oil & Gas clients, delivering SLA-driven, high availability database operations.
- Spearheaded large-scale migrations to Oracle Cloud Infrastructure (OCI), leveraging XTTS, RMAN, Data Guard, ATP, and ADW for seamless database and application transitions.
- Designed and executed Exadata Cloud Service (ExaCS/ExaCC) architectures and migrations, optimizing Exadata X9/X11 hardware with PMem and RDMA algorithms for peak performance.
- Delivered multi-cloud migration strategies as a part of presales integrating OCI, AWS, Azure, driving database consolidation and operational cost reduction.
- Managed migrations of APEX, JVM, and WebLogic applications to Oracle Cloud PaaS, and streamlined automation using Oracle Integration Cloud (OIC).
- Implemented high availability and disaster recovery solutions across RAC, ASM, and Data Guard environments, ensuring business continuity.
- Provided production support for Oracle EBS R12.2.5, OBIEE, FMW, and led SSO implementations using OAM/OID integrated with WebLogic.
- Directed global Oracle DBA teams across geographies, overseeing resource forecasting, capacity planning, and operational budgeting.
- Built and matured technical teams through structured hiring, onboarding, leadership development, and diversity-focused talent management.
- Championed employee engagement through recognition, project ownership, and career progression initiatives, enhancing team satisfaction.
- Collaborated with cross-functional teams (cloud, security, networking) and managed stakeholder engagement and agile delivery through Azure DevOps.
- Integrated ITSM/ESM processes using ServiceNow and ensured compliance with customer standards and regulatory mandates.
- Drove continuous service improvements through proactive monitoring, post-incident reviews, and performance optimization using OEM, AWR, and ASH.
- Key Technologies: OCI, OIC, Oracle ERP, Oracle DB 19c, ExaCS, ExaCC, ATP, ADW, WebLogic, SOA, APEX, RAC, ASM, Data Guard, Cloud Guard, Linux, Solaris, ZFS, ZDLRA, OAM, OID.
Senior Software Engineer / Consultant
Wipro Technologies, Capitor, Contuniverse Softech
01.2004 - 01.2014
- Supported large-scale ERP and core database environments, managing over 400 production databases, including migrations, upgrades, performance tuning, and DR/HA solutions.
- Led Oracle EBS upgrades (11.5.10.2 to R12), database upgrades (9i to 11g), patching (PSU/CPU), and SSL configurations across Oracle, PeopleSoft, and diverse platforms.
- Delivered RAC, ASM, Data Guard, and OEM 12c administration with strong focus on database performance and high availability.
- Provided WebLogic 11g, SOA administration, and L1/L2 team mentoring while ensuring change management via HP Service Desk.
- Managed Oracle Apps DBA tasks, cloning, replication, and cross-platform migrations, including PeopleSoft DBA activities.
- Supported Linux, HP-UX, AIX, Solaris, and Windows NT OS administration.
- Handled PeopleSoft PIA installations, SQL Server administration, and DR/HA setups for PeopleSoft environments.
- Troubleshot Oracle Apps (11.5.9) production issues and proactively monitored database growth and alerts.
- Collaborated with cross-functional teams to deliver secure, optimized, and stable ERP/database environments.
- Key Technologies: Oracle EBS (8i-11g), WebLogic, SOA, RAC, Data Guard, ASM, OEM 12c, Linux, HP-UX, AIX, SSL, PeopleSoft, SQL Server, Windows NT.
Education
Bachelor of Engineering -
Visveshwariah Technological University
Karnataka, India01.2004
Skills
- Oracle Cloud Infrastructure (OCI) Modernization Oracle Fusion Middleware SOA Markview/Kofax Oracle Integration Cloud (OIC) Process Automation
- Oracle PaaS, Autonomous Database, Kubernetes Engine, API Gateway, Exadata Cloud Services (ExaCS/ExaCC), Exadata X9/X10/X11 Hardware Optimization, Persistent Memory (PMem), RDMA Algorithms
- Legacy System Assessment, Migration Strategy, and Multicloud Integrations (AWS, Azure, GCP)
- Microservices Architecture Database Consolidation OPEX Optimization,Oracle Cloud-native Security: Oracle Vault, TDE, TLS/SSL, IAM, Cloud Guard Oracle 12c SOA FMW Administration
- High Availability & Performance: RAC, RAT Testing, ASM, Data Guard, Physical/Logical DG Broker
- Data Solutioning, Data Migration, Cloud Analytics (Incorta, Power BI, OAC)
- Cross-Functional Collaboration with Accounting, Finance, and Technology Stakeholders
- Agile & DevOps Facilitation Azure-DevOps Sprint Tracking & Project Roadmapping
- OS Administration: Linux, Solaris, Virtualization, ZFS, ZDLRA Database Security: TDE, Audit Vault
- Technical Leadership, Mentoring, and Performance Tuning
- Database management
- Backup and recovery
- Database monitoring
- Database troubleshooting
Timeline
Senior Cloud DBA
VIVD-EDGE CORP
08.2025 - Current
Lead Database Administrator 2
WIPRO TECHNOLOGIES
06.2024 - 07.2025
Oracle DBA
DIODES INCORPORATED
08.2022 - 05.2024
Senior Principal Consultant | EBS Upgrade/Implementation/Markview Consultant
IT Convergence
03.2014 - 08.2022
Senior Software Engineer / Consultant
Wipro Technologies, Capitor, Contuniverse Softech
01.2004 - 01.2014
Bachelor of Engineering -
Visveshwariah Technological University