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Chandrakala Dommaraju - SAP Basis Consultant

[email protected]

Location: Dallas, Texas, USA

Relocation: Yes

Visa: H1B

Domaraju Chandrakala Ph: +1 4698481918 Email: [email protected] LinkedIn: https://www.linkedin.com/in/chandra-kala-12a005167 BRIEF INTRODUCTION ABOUT EXPERIENCE: Experienced SAP BASIS and NetWeaver professional with 8+ Years of expertise in implementation, support, and maintenance projects, including strong database management skills. Acknowledged for adept problem-solving and troubleshooting skills within the realm of SAP BASIS. PROFESSIONAL SUMMARY Hands-on experience in SAP ABAP, JAVA, S/4 HANA, and various SAP-supported components. Proven track record in ensuring system availability and performance across global Application & Database Services and Support. Key Expertise: Proficiently managed SAP systems, overseeing upgrades, OS/DB migrations, kernel upgrades, support package installations, and OSS note implementations, resulting in enhanced system performance and reliability. Expertise in system copy (Homogeneous and Heterogeneous) using SWPM and DMO, system refresh using export/import and backup/restore methods, and establishment of OSS connections using SAP routers. Successfully upgraded SAP NetWeaver 7.4 SP12 to SAP NetWeaver 7.5 SP06, and SLD NW stack from NW 7.4 SP05 to NW 7.5 SP12, achieving improved system functionality. Demonstrated proficiency in Diagnostic Agent (DAA) installations and Early Watch Alert (EWA) configurations within Solution Manager 7.0/7.1/7.2, contributing to proactive system monitoring and management. Extensive experience in SAP authorization concepts, including user administration, role/profile assignments, and GRC configuration. Experience in deploying and managing SAP landscapes on Azure, including SAP HANA, to harness the benefits of cloud scalability and performance. Utilized Azure Monitor, Azure Application Insights, and Azure Security Center for comprehensive system monitoring, diagnostics, and security. Established sub-accounts and dedicated spaces for developers within the BTP system upon request. Competence in SAP JAVA administration, TSAMP, HADR installation for high availability, and SAP HANA performance tuning and administration. Managed DB2 and HANA databases, overseeing upgrades, migrations, backups, log analysis, workload analysis, Backup and Restore operations and performance optimizations. In addition to the above, I have performed various other SAP BASIS activities, including: Installation of SAP Host Agent for system monitoring and management. Configured SAP systems on SLD and LMDB for streamlined system landscape management. Conducted weekly Early Watch Alert (EWA) creation for satellite systems in Solution Manager 7.1. Proficiently maintained J2EE within the SAP environment, handling administration, updates, patching, and troubleshooting. Established and maintained OSS connections using SAP routers for seamless support. Performed user administration activities such as user creation, deletion, lockdown, activation, and password management. Implemented SAP authorization concepts, designed roles/profiles, and ensured secure access. Supported the configuration and migration to SAP GRC, including plug-ins. Managed client administration tasks, including client creation, copy, export, deletion, and logical system assignments. Handled Portal System Administration, Portal User Administration, Portal Security, and Portal Content Administration. Administered SLD and Trex systems and SAP JAVA environments. Installed and maintained TSAMP and HADR for high availability and acceptance tests. Installed and configured HANA cockpit for monitoring and administration. Conducted HANA performance tuning, table partitioning, redistribution, and backup configuration. Set up HANA cleaner and managed alerts efficiently. Experienced in SAP HANA Multitenant DB Administration and HANA DB Refresh activities using SWPM tool. Took ownership of incidents, escalations, and communications until resolution. Throughout my career, I've leveraged strong analytical and troubleshooting skills to identify and address complex issues, supported by a results-oriented approach. I have consistently collaborated with cross-functional teams, met SLAs, and effectively communicated technical solutions to both management and team members. EDUCATION/CERTIFICATIONS/LICENCES JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY India Bachelor of Technology Oct 2010 May 2014 WORK RELATED TRAINING AND CERTIFICATION Trained TADM 10, 12 and S/4 Hana by SAP. SAP certified Technology associate system administrator (SAP HANA) with SAP NetWeaver 7.5. SAP Certified Technology Associate - SAP Solution Manager Mandatory and Managed System Configuration (7.2 SPS8). Received appreciations from customers for quality of the work and quick response in solving the issues. TECHNICAL SKILLS Environment SAP ECC 6.0, EHP5, NW 7.4 and 7.5, ERP, S/4 HANA, SAP ABAP, SAP JAVA, SAP Fiori, BTP, GRC, PO, TM, BW 7.3, PI 7.1, BOE (BOBJ) 4.0, OPEN TEXT, BODS, BOBI, IDM, TREX SAP Solution Manager 7.0/7.1/7.2, SLD, SLT, CRM, GW. RDBMS DB2, Oracle, SQL, Sybase and HANA. Operating System AIX, Unix, Linux, RedHat, SuSe and Microsoft Windows. Tools ITSM, ICD, Service now and Maximo. Git/Gitlab. Cloud Technologies AWS and Azure. Scripting Languages Shell and basic knowledge on python SAP S/4HANA On-premises 1809, 1909 TOOLS SUM, SWPM, Quick Sizer, HDBLCM, DMO, HANA Studio, DLM, HANA Cockpit, LAMA, Wily Introscope, JSPM, Visual Administrator, ConfigTool, BR*Tools, db2pd and db2top. PROFESSIONAL EXPERIENCE Client: Florida department of health, FL Apr 2020 to Till Date Role: Sr. SAP Basis HANA Administrator Responsibilities: Provide comprehensive SAP Basis administration support, encompassing problem analysis, resolution, and troubleshooting for SAP systems. Successfully resolved over 95% of SAP Basis-related issues, minimizing system downtime and ensuring uninterrupted business operations. Led a team responsible for managing all BASIS functions within a complex hybrid SAP landscape, resulting in a 20% improvement in system stability and performance. Conduct end-to-end periodic evaluations of all SAP HANA instances, adapting configurations based on usage patterns to ensure uninterrupted business continuity. Manage SAP releases and patches diligently, including the application of OSS notes, to enhance system reliability and security. Established sub-accounts and dedicated spaces for developers within the BTP system upon request. Designed and maintained robust disaster recovery and backup strategies, ensuring 100% data protection and minimal business disruption during unforeseen events. Oversaw the maintenance and troubleshooting of high availability (HADR) systems, reducing system downtime by 25% and ensuring 99.9% data integrity. Successfully updated HANA Database versions and Kernel patches, keeping the system up to date with minimal disruption. Implemented SAP HANA Operations throughout the product life cycle, resulting in a 10% improvement in overall system performance. Resolved performance issues promptly, achieving a 20% reduction in system performance degradation instances. Skillfully configure both Standard and Customized Fiori Apps within Fiori Launchpad, aligning with specific business requirements. Successfully implemented Single Sign-On (SSO) with SAML for secure connectivity, enhancing system access control. Configured and maintained HANA Cockpit and Solution Manager for proactive monitoring and alerting, resulting in a 25% reduction in system downtime. Implemented workload management strategies, resulting in a 20% reduction in critical business interruptions. Efficiently reviewed change requests and coordinated system outage windows, minimizing disruptions to Azure-hosted SAP systems. Administered user accounts using Central User Administration (CUA) with Azure AD integration, streamlining identity and access management for 500+ users. Proactively resolved performance issues, resulting in a 15% reduction in incident response time. Took ownership of incidents, escalations, and communications until resolution. Led the technical organization of projects, ensuring operational excellence and on-time project delivery. Provided training and mentoring to junior team members, enhancing SAP Basis expertise across the organization. Maintained detailed documentation of system configurations and troubleshooting procedures, facilitating knowledge sharing and audits. Environment: S/4HANA, SAP ERP on HANA, FIORI, SAP SLT, SAP GRC, SAP ABAP, SAP JAVA, SAP TM, Solution Manager, HANA, Azure. Project: This project entails the installation, configuration, and comprehensive support of SAP ecosystem solutions across a diverse landscape, encompassing both on-premises and Azure-hosted environments, with a focus on system and database upgrades. Client: IBM, India Aug 2014 Feb 2019 Role: SAP Basis Consultant Responsibilities: Proactive system monitoring, including daily checks, log analysis, dumps, locks, and updates to ensure system health and stability. Proficiently perform system refresh and system copy operations, ensuring data consistency and reliability. Successfully execute EHP upgrades, SPS upgrades, Kernel upgrades, and JVM upgrades, keeping SAP systems up to date with the latest enhancements and security patches. Skillfully handle support pack installations across various SAP modules, including ERP, CRM, PI, and GW. Upgraded SAP NetWeaver 7.4 SP12 to SAP NetWeaver 7.5 SP06 in GW systems, ensuring seamless transitions and improved functionality. Elevated SLD NW stack from NW 7.4 SP05 to NW 7.5 SP12, enhancing system compatibility and performance. Installed TSAMP and HADR for high availability and conducted HADR acceptance tests, bolstering system resilience. Efficiently decommissioned SAP systems using SWPM, maintaining data integrity and compliance. Performed SAP Host Agent installation and conducted SAP Host Agent upgrades to optimize system management. Installed add-ons using SAINT, enabling extended functionality and capabilities. Conducted Local Client Copy, Remote Client Copy, Client Export, and Import operations, ensuring data consistency across client landscapes. Assisted in the installation and configuration of HADR and TSAMP for high availability, collaborating closely with SMEs. Contributed to an ECC upgrade from ECC 6.0 EHP4 to ECC 6.0 EHP5, ensuring a smooth transition and minimal disruption. Conducted routine monitoring and health checks of SAP systems, identifying and addressing potential issues promptly. Applied OSS Notes and established OSS connections, ensuring systems are up to date with critical fixes and improvements. Managed client administration tasks, including client copies, export/import, and mass user administration using SU10 and CUA. Demonstrated expertise in user administration, encompassing user creation, deletion, lockdown, activation, and password management. Installed licenses and maintained profile parameters, ensuring compliance and optimal system performance. Proficiently managed RFC connections, background jobs, locks, and related troubleshooting to maintain system stability. Oversaw STMS management and addressed transport-related issues, guaranteeing the smooth flow of transport. Configured operation modes and logon load balancing for optimized system operation. Led language installation, supplementation, and the importing of language components of support packages, enabling multilingual support. Configured SAP systems for EMAIL and SMS communication, enhancing communication capabilities. Demonstrated expertise in Portal (JAVA) System Administration, Portal User Administration, Portal Security, and Portal Content administration/management. Effectively troubleshooted SAP startup issues, system slowdowns, or unresponsive systems, ensuring uninterrupted operations. Configured and integrated systems with Solman 7.1 and 7.2 releases, including EWA configuration and analysis. Uploaded data to the SAP support portal and generated Stack.xml using Maintenance Planner for streamlined support. Addressed troubleshooting issues related to technical monitoring and EWA, maintaining system health. Installed Solution Manager Diagnostic Agents (SMD) and effectively configured DAA for SAP systems monitoring in Solution Manager. Performed Solution Manager 7.1 cloning and installation in DEV systems, ensuring the availability of necessary tools. Installed and maintained HANA databases, overseeing upgrades, patch updates, and backup and recovery operations. Conducted HANA DB upgrade from HANA 1.0 to 2.0 and applied the latest patches, optimizing database performance and security. Expertly managed HANA DB refresh using SWPM tool and implemented table partitioning for efficient data storage. Installed SAP HANA Cockpit, enhancing database administration capabilities. Successfully performed HANA URL upgrades within FIORI for improved functionality. Conducted day-to-day monitoring and maintenance of DB2 databases, addressing issues related to space utilization, dumps, logs, and user security. Proficiently executed DB2 fix pack upgrades and managed database backups and restoration processes. Enabled and disabled auditing in DB2 database servers to maintain security and compliance standards. Undertook basic administration tasks for BOBJ, BOBI, CRM, IDM, and TREX systems, ensuring their smooth operation. Installed, configured, and resolved issues related to web dispatchers, optimizing system communication. Configured SAP systems in SLD and LMDB, ensuring accurate system landscape information. Developed and maintained comprehensive technical documentation related to SAP Basis and HANA administration, providing valuable references for the team. Documented step-by-step procedures for critical tasks such as system installations, system refresh/copy, and upgrades, facilitating knowledge sharing and standardizing processes. Environment: SAP HANA, ERP, ECC, NW 7.4 and 7.5, SAP ABAP, SAP Java, SAP Fiori, Solution Manager 7.0/7.1/7.2, CRM, XI, LAMA, BW/BPC 7.31, ERP 6.0 EhP5, SLT, SLD, GW, GRC, BW 7.3, BOBI, BOBJ, PI 7.1, PO, BODS, RHEL, Windows, SUSE, Oracle, DB2. Project: This project's primary objective is to deliver end-to-end support to CMA CGM, the world's second-largest container transportation company based in France. This encompasses a wide range of activities, legacy data migration, and ongoing production support. Additionally, the project involves crucial tasks such as upgrading and migrating SAP systems to the most current versions, aiding in cut-over activities, optimizing system performance, and providing hyper care support during critical phases. Keywords: database sfour active directory business works purchase order Florida