Hi, I’m
Umesh BR
Senior Oracle Database Architect | Cloud Migration Specialist | Exadata & RAC Expert
Bangalore
Summary
Results-driven Oracle Database Architect and Infrastructure Consultant with 15+ years of experience designing, migrating, optimizing, and managing mission-critical enterprise database environments across Oracle, PostgreSQL, MySQL, SQL Server, Exadata, RAC, GoldenGate, and cloud platforms including OCI, AWS, and Azure. Specialized in large-scale database modernization, cloud migration, high availability architecture, disaster recovery, performance tuning, and automation. Proven expertise in delivering enterprise-scale migrations involving 45,000+ databases, improving database performance by up to 35%, reducing RTO from hours to minutes, and achieving 99.9% availability in complex production environments.
Overview
20
years of professional experience
1
Certification
5
Languages
Work History
DXC Technology
Associate Manager – Solutions
07.2020 - Current
Job overview
- Architected and implemented Oracle, MSSQL, and PostgreSQL cloud migration solutions across Azure and AWS.
- Designed Oracle 19c RAC migration solutions from on-premise data centers to ESX cloud environments.
- Led database assessment, architecture, migration, and implementation initiatives for enterprise clients.
- Worked extensively on homogeneous and heterogeneous database migrations using ora2pg and Oracle GoldenGate.
- Provided performance tuning, backup strategy implementation, and high-availability solutions.
- A monitoring agent is a lightweight software program installed on a device to continuously track its performance, security, and activity. It operates autonomously in the background.
- Monitoring agents are data collectors. Agents monitor systems, subsystems, or applications, collect data, and pass the data to Tivoli Enterprise Portal through the monitoring server.
- Supported large enterprise clients including AT&T, Baker Hughes, BASF, South32, Glanbia, and Latitude Financial Services.
HPE Technology
Senior Oracle Database Consultant
07.2016 - 08.2020
Job overview
- Managed Oracle Exadata environments including Smart Scan, HCC, Flash Cache, and RAC configurations.
- Led Oracle GoldenGate upgrades, troubleshooting, and HA architecture implementations.
- Performed advanced Oracle performance tuning using AWR, ADDM, ASH, SQL Trace, and OEM.
- Handled Data Guard migrations and high-availability implementations with 99% uptime.
- Implemented DevOps and automation practices using Ansible and Shell scripting.
Net Connect Pvt Ltd
Oracle DBA / Unix Administrator
12.2014 - 07.2016
Job overview
- Administered Oracle RAC, ASM, Data Guard, RMAN backup/recovery, and patching activities.
- Managed performance tuning across database, memory, storage, and operating system layers.
- Supported clustered RAC environments and multi-node Oracle implementations.
Sabre Travel Technologies / Polaris Software / ITC Infotech / Simplex Solutions
Unix & Infrastructure Consultant
01.2007 - 07.2013
Job overview
- Managed enterprise UNIX infrastructure including AIX, HP-UX, Linux, SAN storage, and virtualization.
- Performed OS administration, performance tuning, backup management, and production support.
- Provided 24x7 mission-critical support for banking, travel, and enterprise data center environments.
Skills
- Oracle Database Administration
- Oracle RAC
- ASM
- Data Guard
- Active Data Guard
- Oracle GoldenGate
- Cross-Platform Migration
- Oracle Exadata Administration
- Performance Optimization
- MS SQL Server Administration
- Cloud Platforms
- OCI
- AWS
- Azure
- Database Migration
- Modernization
- Performance Tuning
- AWR
- ASH
- ADDM
- TKPROF
- SQL Trace
- Backup & Recovery
- RMAN
- Data Pump
- Cloning
- Linux
- AIX
- Solaris
- HP-UX Administration
- Storage Administration
- EMC
- Symmetrix
- Clariion
- 3PAR
- Virtualization
- VMware
- Shell Scripting
- Python Automation
- High Availability
- Disaster Recovery Architecture
Certification
- Oracle Certified Professional (OCP) – Database Administrator
- Oracle Cloud Infrastructure (OCI) Certification
- AWS Associate Certification
- Azure Associate Certification
- IBM AIX System Administration
- Oracle RAC & Data Guard Administration
Accomplishments
- Led enterprise-scale Oracle and MSSQL cloud migrations supporting over 45,000 databases.
- Improved database performance by 35% through SQL tuning, indexing optimization, and system tuning.
- Reduced Recovery Time Objective (RTO) from hours to minutes through optimized disaster recovery strategies.
- Achieved 99.9% system availability by implementing Oracle RAC and high-availability solutions.
- Automated operational tasks using Shell and Python scripting, saving 4–6 hours weekly.
- Successfully migrated legacy AIX databases to Oracle Exadata environments, improving processing speed by 45%.
- Implemented Oracle GoldenGate solutions enabling near-zero downtime migrations across platforms.
Languages
English
Tamil
Telugu
Hindi
Kannada
Timeline
Associate Manager – Solutions
DXC Technology
07.2020 - Current
Senior Oracle Database Consultant
HPE Technology
07.2016 - 08.2020
Oracle DBA / Unix Administrator
Net Connect Pvt Ltd
12.2014 - 07.2016
Unix & Infrastructure Consultant
Sabre Travel Technologies / Polaris Software / ITC Infotech / Simplex Solutions
01.2007 - 07.2013