Karthik Siddireddy

Experience

• 

  CMC LTD

  Feb 2005 - Aug 2010

  IT Engineer

  1) Achieved RHCE, OCP DBA certifications at CMC Limited.2) Worked Biometric Domain expert mostly at main customer sites like National crime records bureau ( DELHI ), Andhra Pradesh Police Head Quarters ( Hyderabad), Bhopal Police Head Quarters, Tamil Nadu Police Quarters, Maurtitius Police Force and Zambia Police Force.3) Contributed in the areas of Finger Print identification system installation, configurations, bench marking, conducting demos, presentation to high level delegation of customers, handled Huge Customer trainings.4) Worked on IT Technologies like Red Hat Linux Advanced servers enterprise Linux 3.0 Update 5, Linux 4, Linux 5 update 3. Mail configuration, DNS configuration.5) Installation and configuration of oracle databases server releases 9.2.0.6, 10.2.0.4, 11.0.1.3, 11.2.0.46) Configuring on top of all these the biometric application and undertaking the Go-Live of the system for achieving the Customer Sign off.7) Been an Active team member during initial part of the career.8) Later also took the technical support team to lead from the front. Show less

• 

  IBM

  Aug 2010 - Dec 2011

  Senior System Engineer

  Achived PMP Certification.Performed Unix Shell Scripting activities.Performed Quality check analysis of the releases by developers.Performed Quality check role of the documentation process.

• 

  Infosys

  Dec 2011 - Oct 2022

  Migration & Upgrade of Oracle EBS R12 Systems to OCI IaaS and ExaCS1. Working for an International Canadian Apparel brand client helping them achieve the Oracle E-Business Suite R12 systems migration from on-premise to OCI.2. Setup logical hostnames for Oracle EBS R12 Application servers and ExaCS Database nodes.3. On-Premise Database Migration v12.1.0.2 to OCI ExaCS Quarter Node RAC X8M using Physical RMAN procedure.4. Multitenant conversion of Database 12.1.0.2 on ExacS for E-Business Suite R12.1.3 Application using Logical Hostnames.5. Application Migration EBS v12.1.3 to OCI Compute VM using Logical Hostnames.6. Upgrade Application from EBS 12.1.3 to EBS R12.2.10 using Logical Hostnames.7. Upgrade Database on OCI ExaCS from v12.1.0.2 to v19.12.0.0.08. Implement multiple node application setup both internal and DMZ configuration.9. Perform Java Upgrade to version 1.8.0_281 and Implement Java Web Start10. Implement SSO - OCI IDCS for E-Business Suite R12.2.10 both Internal and External using OCI EBS Asserter Implementation using Logical Hostnames.11. Configure ExaCS VM clusters and Application Compute VM's for DR setup using Logical Hostnames.12. Implement Standby database on the OCI ExaCS X8-M cluster in a different OCI Region to the primary. Primary being in PHX and Standby in ASH region.13. Successfully Carried out the end to end DR rehearsal test for E-Business Suite R12.2.9 on Database 19.12.0.0.0 Show less I worked as an Oracle APPS DBA Implementation Lead for client : Reed Business Information ( RBI ) located in Sutton, United Kingdom from 5th Feb 2020 to 23rd Oct 2020.I have successfully delivered a big bang OCI project with successful Go-Live and Hypercare support of 45 days as well. The project deliverables involved all the below :1. Project Assessment2. OCI Architecture solutioning as per the scope of the project3. Migration of On-Premise EBS R12.1.3 Application and Database to OCI IaaS.4. Application Upgrade of EBS R12.1.3 to EBS R12.2.9 on OCI IaaS.5. Database Upgrade of Database v12.1.0.2 to v19.8.0.0.0 on OCI IaaS.6. Upgrade of EBS R12.1.3 JRE v1.6.0.25 to v1.8.0.251.7. Production Migration & Upgrade planning, Cut-Over & Go-Live and HyperCare Support.8. Cloning EBS R12.2.8 + DB 19c on Oracle Cloud IaaS.9. Patching Database 19c DRU patchsets and EBS R12.2.8 CPU July 2020.I delivered the project to utmost honesty, dedication and on merit with the best solution and addressing all the customer queries Show less Cleared the 1Z0-932 OCI exam and Achieved Oracle Cloud Architect Associate certification.• Setting up Oracle E-Business suite Cloud Manager v19.1.1 on Oracle Cloud IaaS ( OCI ).• Oracle E-Business suite R12 Application and Database provisioning on Oracle Cloud IaaS ( OCI )platform and on AWS Cloud using Oracle E-Business suite Cloud Manager.• Lift and Shift Migration of Oracle databases to Oracle Cloud IaaS and AWS Cloud.• Lift and Shift Migration of Oracle E-Business suite R12 systems to Oracle Cloud IaaS and AWS Cloud.• Cloning Oracle E-Business suite R12 systems on Oracle Cloud IaaS using manual method and also using E-Business suite Cloud Manager.• Analysing the current on-premise system state of the Oracle databases and applications of the client and proposing a architectural solution based on Oracle Cloud IaaS, PaaS offerings.• Gathering Non-functional requirements in detailed manner as per the on-premise systems of the client and preparing the initial BOM estimates for Oracle Cloud IaaS.• Performing assessment of the existing BOM with aggressive presales attitude.• As part of effort estimation derive the Migration effort and timelines. • Developing and presenting the detailed solution for the OCI journey in the form of power point deck.• Cloning of Oracle E-Business suite R12.2 systems ( Single node & Multi node environments ).• Oracle E-Business suite R12.2 application patching using adop utility.• Oracle E-Business suite R12.1.3 upgrade to R12.2.9 Show less Led from the front to deliver the prestigious automation activity called "ZD" - zero distance by exploring and bringing the imaginative thoughts through innovative logic into reality right from Idea nurturing stage to implementation have played anchor role and have earned appreciations from client. One among such important automations have been like implementing auto management i.e. startup and shutdown of Oracle E-Business suite R12 servers on AWS Cloud which has resulted in good financial savings for the respected client Reed Elsevier Plc, Oxford, UK. Show less Technical & Management Achievements :• At United Kingdom, Oxford worked for the client “Reed Elsevier” as a team lead managing onsite-offshore model of DBA team.• I have Successfully performed a Project Implementation as an Implementation Team lead for Migrating the Oracle E-Business suite application (R12.1.3) and database (v12.1.0.2) from on-premise data centre to Amazon Cloud landscape. I was the Implementation Technical Lead of this prestigious project termed as “Project Austin” by the UK client “Reed Elsevier”.• Achieved AWS Cloud Certified Solutions Architect certification from Amazon Web Services• Architect the Oracle E-Business suite R12, SSO, OEM systems solutions on AWS Cloud.• Install & Configure Single Sign on Application solution using OAM v11.1.2.3.• Integrate Oracle E-Business suite R12.1.3 with Single Sign on (OAM v11.1. 2.3) in SSL mode.• Clone Oracle E-Business suite multi node application with a 3 node RAC on RHEL 5.11 and RHEL 7.4• Configure Data guard (Active Standby database) for Oracle E-Business Suite Primary Database.• Upgrate JDK and JRE for Oracle E-Business suite R12.1.3 from v1.6.0.91 to v1.8.0.25 • Upgrade the Oracle E-Business suite R12.1.3 application related database version from 11.2.0.3 to 11.2.0.4 and again after 6 months period upgraded the database from 11.2.0.4 to 12.1.0.2.• Install & configure OEM 13.2.0.0.0 on RHEL 7.4 and Setup Oracle E-Business Suite Monitoring.• Delivered Automations like Oracle E-Business suite patching, auto disk management, end to end cloning, auto stop and start of EBS R12.1.3 servers on AWS Cloud.• Service Engagement with the Customers with daily status calls, service review calls. • Effective handling of risks/issues data collation, Incident & Problem management.• Deriving continuous service improvements through effective problem tracking and automations.• Inspiring team members to bring about service differentiation in their work. Show less Technical & Management Achievements :• Achieved OCP database 12c DBA certification from Oracle.• Installed and configured the Oracle E-Business suite systems on-premise with 3 Node RAC on Linux systems.• Clone & Patch Oracle E-Business suite multi node application with a 3 node RAC on RHEL 5.11 and RHEL 7.4• Configure Data guard (Active Standby database) for Oracle E-Business Suite Primary Database.• Upgrade the Oracle E-Business suite R11i to R12.1.3 application on database version 11.2.0.3.• Oracle E-Business suite R12.1.3 basic Monitoring scripts development. • Oracle E-Business suite R12.1.3 routine Support activities with Team interaction and co-ordination. Show less

  • Senior Technology Architect

    Feb 2021 - Oct 2022

  • OCI Project Assessment Lead

    Nov 2020 - Jan 2021

  • Project Implementation Lead for OCI Migration & Upgrade of Oracle EBS R12 from on-premise

    Feb 2020 - Oct 2020

  • Technology Architect

    Jan 2019 - Feb 2020

  • Technology Lead

    Jan 2018 - Dec 2018

  • Application DBA Implementation & Support Team Lead

    Nov 2014 - Dec 2017

  • Technology Lead

    Dec 2011 - Oct 2014
• 

  Oracle

  Oct 2022 - now

  Principal Cloud Architect

  1. Engage with Cloud sales representatives and Enterprise Solution Architects to formulate a solution for the clients as per the requirement for for EBS Data Retention and Lift and Shift Solutions on OCI.2. Present Demo/Solution to customers addressing their query/requirements to the best of knowledge and product capability. 3. Mentor internal team members to strengthen their skills to support the customers queries and support the project implementations. 4. Hands-on Implementation of E-Business Suite R12 OCI Migrations and Upgrades. Show less