Ravisankar Petchimuthu Email & Phone Number

Mountain View, Ca, Us

Mountain View, Ca, Us

Milpitas, California, Us

• Leading FireEye database administration team. • Responsible for architecting, engineering and supporting cloud AWS RDS and on premise databases and ERP eco systems.• Architect and implement high availability Integration services and PowerBi Gateway services for Azure Data Lake.• Excellent experience with AWS big Data, data analytics and database services• Partner with infrastructure operations, platform optimization, and datacenter operation teams to scope, define, size, and execute application and database migration & consolidation initiatives• Leading to consolidate four different datacenters into two for easy maintenance, cost saving and Disaster Recovery site readiness.• Architect different network layers like DMZ, application, database etc.. and put proper firewall rules to secure ERP and other related applications. • Provided an 50% savings in labor hours by automating the ERP application and database refresh process; reduced the time to less than 4 hours from 8+ hours.• Implemented Dell ERP code migration tool , enterprise backup solution Rubrik and monitoring tool SolarWinds.• Secure Fire eye crown jewel applications by putting proper IP segmentation and streamline Oracle appliances quarterly patching cycle process. • Worked with legal, vendors and licensing partner to replace legacy virtualization environment to VMware infrastructure. • Worked with application team to upgrade ERP related interfaces like Sabrix , RevPro and etc..• Monitored existing infrastructure and architectural frameworks for performance related with ERP environment and made changes and updates when necessary.• Worked with Auditors and other teams to comply with vendors license model.

Santa Clara, California, Us

• Provided an 80% savings in labor hours by automating the ERP application and database refresh process; reduced the time to 8 to 10 hours from 48 hours.• Served as lead DBA on consolidating multiple ERP applications into a single global ERP instance; worked with 20+ consultants; streamlined the entire process.• Designed and architected a comprehensive database disaster recovery process.• Chosen as the IT refresh coordinator based on performance; gathered and met a variety of requirements by communicating with multiple team managers.• Furnished an enterprise database footprint by implementing Oracle Grid Control, a global monitoring tool; managed Oracle and SQL server databases.• Earned numerous awards including Best IT Team Member (recognition from colleague team members for a go-to person attitude), as well as multiple Hats Off and Night on the Town Awards; additionally, consistently received top performance ratings.• Rapidly met a Sarbanes Oxley (SOX) requirement by developing a tool that tracked all changes in the database. • Enabled an on-time go live by resolving an issue during a Siebel customer relationship management (CRM) implementation; utilized the latest database technology to repair corrupt data caused by a consultant rather than rolling back the system, which would have caused a delay.• Saved hundreds of thousands by performing an in-house upgrade on Kintana, an ERP object migration tool; additionally, provided the upgrade steps to Hewlett Packard for use with other clients; 3 companies purchased the tool post-Hitachi implementation.• Led datacenter migration activities and Oracle ERP consolidation and upgrades.• Worked on production issues outside of normal work hours; supported the offshore team.

Santa Clara, California, Us

Current Key Projects • Currently consolidating the information technology (IT) departments of all Hitachi-owned companies into a single IT department.• Projects include migrating the databases and applications from the companies into the datacenter; additionally, managing these databases and applications.• Explore and build cloud and non-cloud infrastructures .• Optimized various processes and applications via cloud technology and virtualization; explored Amazon Web Services (AWS) cloud technologies and built an internal cloud solution using VMware virtualization.• Achieved a 66% reduction in software download time for customers while dramatically improving customer experience and satisfaction by migrating globally utilized applications and databases into AWS.• Provided an 80% savings on legacy high-end servers and 30% on datacenter maintenance costs after migrating enterprise resource planning (ERP) and database warehouse databases and applications to Hitachi high-end servers.• Reduced datacenter maintenance costs 35% by virutalizing Oracle E-Business Suite and other database servers.• Facilitated a 30% savings in license fees while reducing the time needed to build a high-end disaster recovery site by virtualizing 150+ databases; enabled a 50+% reduction in time required to configure disaster recovery sites.• Lowered the extract, transform, and load (ETL) process to 8 hours from 24; collaborated with the internal engineering team on building high-end database servers; business requirement goal was to reduce the process to 12 hours; exceeded the goal by 33%. • Delivered a 65% savings and minimized system downtime by developing a custom process for migrating and upgrading the ERP database and application to Red Hat Linux from Sun Solaris; completed the project for 65% less in costs and 50% less in time as compared to an outside vendor quote.

Santa Clara, California, Us

Roseland, New Jersey, Us

• Member of the Ann Arbor Hosting Center Database Engineer Group that supported 4,500+ Oracle and SQL database servers. • Promoted within 6 months of hire based on leadership performance during the manager's absence and as successful shift lead for client escalations.