An IT professional with 17 years of experience specializing in SAP OS/DB migrations, SAP Basis, and Database Administration (HANA, Oracle, DB2, MS-SQL). Extensive expertise in Oracle database migrations for SAP environments, with hands-on experience in Oracle RAC, DataGuard, and GoldenGate. Skilled in optimizing database performance, ensuring high availability, and executing seamless SAP system migrations.
SAP OS/DB Migrations
undefinedProfessional Experience
SAP Basis & OS/DB Migration Specialist
AkzoNobel & Johnson Matthey (Europe) | Tata Consultancy Services (TCS) | 17+ Years
SAP OS/DB Migration Leadership
• Led and executed over 20 SAP OS/DB migrations in Europe, including major projects such as Oracle to HANA, UNIX to Linux, and SQL to HANA, significantly reducing downtime by 30-35% using automation techniques.
• Managed complex Oracle to SAP HANA migrations for large European clients, including a multi-terabyte Oracle landscape for Johnson Matthey, migrating in under 24 hours with minimal downtime, ensuring high availability throughout.
• Utilized **SUM (Software Update Manager), DMO (Database Migration Option)**, and **SWPM (Software Provisioning Manager)** for executing migrations, reducing the typical downtime of migrations.
• Automated migration workflows using scripting in Bash and Python, reducing manual effort and achieving efficient cutover processes.
Database Administration & HA/DR
• Administered and optimized Oracle RAC, DataGuard, and GoldenGate solutions to ensure high availability for SAP landscapes, achieving **99.99% uptime** for mission-critical systems.
• Configured **HANA System Replication (HSR)** for robust disaster recovery, achieving RPO of less than 5 minutes and RTO of under 1 hour, ensuring data consistency and system resilience.
• Implemented quarterly disaster recovery drills to test and improve failover procedures, mitigating potential risks to SAP systems.
• Led high-availability deployments for customers like AkzoNobel, utilizing **Oracle RAC** for Oracle databases and **Azure Availability Zones** for SAP environments.
SAP Basis & OS/DB Migration Specialist - Regional Deployment
AkzoNobel (India) | Tata Consultancy Services (TCS) | [Years]
SAP Cloud Deployment & Optimization
• Successfully deployed **SAP S/4HANA on Microsoft Azure** for clients in India, using Azure VMs (E64s_v3) and **NetApp Files** for low-latency, high-performance storage solutions.
• Optimized Azure configurations for SAP workloads, utilizing **Premium SSDs**, **ExpressRoute**, and **Azure Site Recovery** (ASR) to ensure cost-effective, highly available environments for SAP applications.
• Managed SAP Cloud landscapes with a focus on cost reduction, achieving 20% savings on cloud services through better architectural design and resource optimization.
Performance Tuning & Automation
• Performed advanced tuning and troubleshooting for SAP HANA systems post-migration, achieving a **40% improvement** in query runtime performance for enterprise clients.
• Automated routine SAP Basis administration tasks (backup, log cleanup, database monitoring) using custom scripts, reducing administrative overhead by 30%.
• Proactively identified bottlenecks and optimized SAP landscapes to improve overall system performance across multiple clients in the Middle East and India.