Yogi Ray (Yugender Rayabarapu)

Email: ady5o7@r.postjobfree.com Mobile: +1-508-***-**** Work Status: US Citizen

https://www.linkedin.com/in/yugender-yogi-rayabarapu-ray-34a5692/

Summary

Over 19+years of extensive hands-on experience in IT as a Lead Basis Consultant/Architect/HANA Admin in SAP, Technical Dev Lead & Administrator, Build Manager in JAVA J2EE Technologies.

12+ years of in-depth practical experience in SAP Landscape Design, Architecture, Installations, OS/DB Migrations, System Configurations, Cloud Integrations, HANA/SYBASE Administration, SSO (SAML, Kerberos, Header Variable, LDAP, Certificate based), EHP/ Support Pack/DB Upgrades, System Copies/Refreshes, Client Copy/Refresh, System Integrations, Performance Tuning, Security Design, Tracing, Debugging, System Monitoring, Capacity Planning, Web Services (REST & SOAP) Disaster Recovery, Unix/PowerShell/Python/DOS Scripting, Windows and Linux Administration

9+ years of experience in JAVA J2EE, Web Technologies as Technical Dev Lead, Developer and Administrator

Vast experience working in high availability (Scale-Out, Scale-Up), disaster recovery (Active-Active, Active-Passive), SPZ, DMZ, cloud (SAP Ariba, SAC, IAG, IAS, AZURE, Pivotal, Dell Digital, Virtustream), middleware integrations, migration, container technologies, virtualized, and physical settings.

Significant experience working with/leading a variety of vendors, clients, onshore, and offshore resources

CERTIFICATIONS:

SAP HANA Cloud Provisioning and Administration

SAP HANA 2.0 SPS06

SAP OS/DB Migration for SAP NetWeaver 7.52

SAP NetWeaver Certified Technology Consultant on Oracle

Java Sun Certified Programmer

Lean Six Sigma (Green Belt)

Professional Experience

DELL Technologies Lead Basis Consultant/Architect January 2020 – Current

SAP Environment: S/4 HANA 1909/2021/2022 (Embedded Fiori, Scale-Up), SAP BW4 HANA (Scale-Out), HANA 2.0 SP02, REDWOOD, SAP MDG 2021 Hub, SAP BTP Cockpit, SAP SAC, IAG, IAS, SAP Cloud Connector, SAP NW 7.0/7.3/7.4/7.5, ECC 6.0 EHP 8.0, CRM 7.0, BI 7.3/7.4, BW-SLT, BODS 4.2, BOBJ 4.0/4.SCM, SAP IDM 7.2, SAP NW Gateway, GRC 10.0/10.1, HANA Sidecar, S&OP, SOLMAN, HYBRIS, VENDAVO (PA,PM & DM), SABRIX, TREX, Content Server, SAP PI/XI/PO, SAP IDM, SAP Portals, CHARM, SWPM, SUM Apache Tomcat Web and Application Servers, Worksoft, RHEL 7/8, Windows Servers 2012/2016/2018

Responsibilities:

Legacy ERP & APEX Landscape:

Analyze, Design, Plan, and Carry Out Greenfield S/4 HANA Implementation for APEX, Legacy System Migration to S/4 HANA Solution.

Migrate Legacy Landscape systems from On-Premises to DDC Cloud

Oversee the project to system conversion from ERP ECC 6.0 EHP8 (Oracle) and BW HANA to SAP S/4 HANA and BW4HANA.

Install applications and databases, configure systems, integrate them, monitor them, schedule background tasks, and implement SSO using SAML, Kerberos, and LDAP.

Perform client copies and create system clients.

Complete the post-installation/migration tasks, such as setting up HANA HSR, SSO (SAML & Kerberos), STMS, Web Dispatcher, and housekeeping tasks. Set Allocation Limits, Execute HANA Mini Checks, Schedule HANA Cleaner Jobs, Modify App/DB Parameters, and Integrate Systems

Configure N+1 Landscape for upcoming projects.

Evaluate, plan, and execute an upgrade from SAP S/4 HANA 1909 to 2021.

Plan and Perform System Refreshes

Plan and Perform the Support Pack upgrades, HANA DB Upgrades and Add-On Installation

Perform proof-of-concept tests and build SAP Cloud integration utilizing BTP Cockpit (SAC, IAG, IAS, Cloud Connector, Middleware (FIST), REST API, Ariba CIG)

Automate SAPGUI Installation using Creating package as a single installer including SSL Client, AO, SNC components and Centralized Config files.

Worksoft Installation/configurations/upgrades on Windows Servers

Configure and Schedule Job Chains in Redwood for all Background jobs. Schedule jobs using Event Driven, Timeframe, Time Window based requirements, Test and Promote jobs from Dev to QAS and PROD

Execute Simplification/Readiness Check Reports and Work with different stakeholders to identify the upgrade impact.

Perform the exercise to identify to reduce Content size and large tables to optimize the memory and downtime.

Upgrade R3 tools and tune the application and database servers to support migration process.

Enhance the Data Export/Import performance by package/table splits and DB Parameter tuning.

Perform the migration POC on Sandbox Systems using SAP SUM tool with DMO option.

Tune the parameters to support for Data loads/Conversion and Cutover Activities

Assist teams for any technical, functional, development and performance issues.

Utilizing debugging and tracing, prioritize and resolve any functional or performance problems.

Make that systems are delivered on time, have undergone peer review, and are fully configured, documented, and monitored after installation.

Prioritize addressing security vulnerabilities, and support auditors as they conduct audits.

DR System builds. plan and run yearly disaster recovery exercises.

COGNEX Corp Lead Basis Consultant/Architect Oct, 2018 – Dec, 2019

SAP Environment: S/4 HANA 1610/1909, SAP BW/4, HANA 2.0 SP02, SAP GTS, SAP PI 7.5, SAP Fiori, SAP BOBJ 4.2 SP5, SAP SOLMAN 7.2 SP6, SAP BODS 4.2, MAX DB 7.9, Sybase ASE 16.0 SP2, SAP Net Weaver 7.5, SAP PSM/PLM, CHARM, Redwood (MS AZURE Cloud Infrastructure)

S/4 Upgrade from 1610 to 1909

SAP HANA Single & MDC Installations, Configuration and Maintenance

DEV2 & QAS2 Landscape Sizing, Installations and Integrations

SSO Implementation

OS/DB Migration from Sybase ASE to HANA

SAP HANA & Sybase ASE Administration (System Replication (HSR), Backup Configuration, Performance Tuning, Upgrades)

BW SLT and SAPSPRINT Setup

System Refreshes, Client Copies, Kernel & ST Patch Upgrade and OS Patching

Solman Monitoring Set Up

DR Planning & Implementation

Production Support (End User Support, Debugging, Tracing & Troubleshoot Network, Storage, App and DB)

EMC Corporation Sr SAP Basis Consultant/Lead 2010 - Oct, 2018

SAP Environment: SAP HANA 1.0 SP12, HANA 2.0 SP06, SAP NW 7.0/7.3/7.4, ECC 6.0 EHP7, CRM 7.0, BI 7.3/7.4, BOBJ 4.0/4.1, SRM, SRM-SUS, SCM, SAP IDM 7.2, SAP NW Gateway, GRC 10.0/10.1,HANA Sidecar, HANA 1.0 SPS12, HANA 2.0 SP02, S&OP, SOLMAN, HYBRIS, VENDAVO (PA,PM & DM), VERTEX, SABRIX, TREX, Content Server, SAP PI/XI/PO, SAP IDM, SAP FIORI, SAP Portals (Reach/BW/SRM/MRS/ESS), Apache Tomcat Web and Application Servers

Ariba Cloud Integration (SRM Replacement – P2P & Invoice Automation)

High Radius Cloud Integration (Open AR’s & PDF Invoice Automation)

Tax Engine Migration from Vertex to Sabrix

SAP IDM Design & Implementation

SSO Implementation on entire Landscape (using LDAP, SAML, Header Variable Configuration)

SAP Fiori (Mobile Shopping Cart, Timesheet and Quote Approvals)

SAP Hybris (Quote to Order) – Tomcat Web and App Servers installations (SPZ&DMZ), load balancing configurations, Backend Integration with CRM & SSC. Monitoring with Dynatrace Client

Net Weaver Gateway, SSC, CRM on HANA, Vendavo & Vertex (Installation, Integration and Configuration)

Tomcat Apache Web Server, RSA Agent Installation & Configurations (SPZ & DMZ)

SAP OS/DB Migration from Oracle to HANA 1.0, Oracle to Sybase

SAP HANA 2.0 Data In Hub (Multitenant Database & XS Engine)

SAP BW Real Time Reporting using SLT

SAP TREX, Content Server Integrations with ECC & CRM; SAP Data Archiving using SYBASE & EMC Documentum

SAP Installations, EHP, Support Pack, Kernel Upgrades and System Refreshes

Technical Monitoring, Alert & Printer (PAL) Configurations on Solution Manager

SAPGUI Automation & Virtualization, Celoxis Implementation for Project Management

POC’s, KT Sessions, Documentation, Support Data Conversion, Cutover and On Call 24/7 Support during EOQ

EMC Corporation Technical Development Lead/Developer/Administrator 2004-2010

Projects:

EMC Powerlink (NGOE - Next Generation Online Experience):

Project One

EMC.COM

Powerlink Reporting:

Customer Success Network Senior Java Developer

Data General

Environment: Java 2.0, J2EE, Web Logic 8.1 SP5, EJB 2.0, LDAP, Documentum, Web Publisher, Autonomy, Oracle 10g, Toplink, IIS, RSA, BEA Proxy, JavaScript, JUnit, Axis, Linux, Eclipse 3.0, Maven 2.0, Ant, CVS, VM Workstation.

Design, Architecting and Developing JAVA Based Solutions using latest technologies like Maven, J2EE, Spring, EJB’s using different App and DB servers like Apache Tomcat, Weblogic, ATG Dynamo, Oracle, SQL Server on both Virtualized and Physical Environments

Web Server Installations and configurations for load balancing

Leading Offshore and onshore teams

Application and DB Administration

Agile and Water Fall Methodologies

Integrations to Various Applications using SOAP & REST Web Services

Website Migrations

VM Installations, Configurations and Cloning

Automated Build Process using CVS, SVN, MAVEN, ANT, JENKINS

Debugging, Tracing, Testing, Tuning and Documentation

US West CRM R4 Java Developer 1999-2000

Education

B.S in Engineering from Kakatiya University, India

M.S in Engineering from Gulbarga University, India.

P.G. Diploma in Computer Applications from Kakatiya University, India

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