As an experienced SAP Basis Consultant with over three years of expertise, I have managed, upgraded, and optimized complex SAP and database environments. My work involves hands-on technical tasks that ensure the stability, security, and performance of enterprise systems.Key activities and responsibilities include:SAP Basis: - Kernel and Component Upgrades: Perform SAP BASIS and component upgrades using tools like SUM, SPAM/SAINT, and handle ST-PI, ST-API, Solman, and Host Agent upgrades.- Certificate & License Management: Oversee certificate renewals through OS and SAP GUI and manage license renewals to ensure compliance.- System Optimization: Execute SAP Parameter changes, system log and dumps analysis, backup scheduling, and system performance and memory tuning.- System Migrations and Upgrades: Lead conversion of NW to BW4HANA, BW4HANA upgrades, and manage the transport management process.- Monitoring & Troubleshooting: Conduct OS Filesystem monitoring and housekeeping, handle job scheduling and termination analysis, and manage connections and incident resolutions via SAP Support Portal.- Proficiency in Tools: Skilled in SAP Market Place for efficient system management.HANA Database:- Database Management: Proficient in HANA Studio, responsible for HANA Database upgrades including plugins and XS components, HANA Cockpit upgrades, and parameter changes through HANA Studio and OS.- Security and Backup: Manage certificate and license renewals, conduct HANA DB backup and reclaim, and perform user administration tasks such as creating, modifying, and managing roles.- System Monitoring: Analyze HANA DB alerts to maintain optimal database performance and security.Oracle Database:- Database Administration: Handle Oracle database start and stop operations and manage tablespace extensions through BRTOOLS in Oracle DB.These activities underscore my ability to manage critical SAP and database environments, ensuring high availability, performance, and security for business operations. I’m dedicated to leveraging my expertise to help organizations achieve their IT goals.