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SUBHASH SHELKE

Subhash Shelke is CIO - Corporate Services & Head - Applications delivery, Essar Group with over three decades of experience including the last 20 years in the areas of SAP Technology and Architect Design, enterprise Application Installation & Integration, Testing & Implementation. He is currently managing Essar Group Business Application for Essar Power, Essar Port & Shipping, Essar Exploration, Essar Oil UK, AGC Network, Black Box Corporation, Essar Minerals Verticals for more than 15000 employees and expert of SAP Data Migration, Merging and Demerging of SAP Landscapes across continent.

As per directives from management to separate Essar Group’s IT Infrastructure from Essar Group, Corporate IT team undertook SAP landscape migration activity of moving application and database from Hazira Data Center to Mumbai Data Centre. Apart from landscape segregation initiative, Corporate IT team observed that existing hardware asset for various Essar Group SAP instances were more than 5 years old and were marked as end-of-life. Hence new hardware setup was planned at Mumbai DC considering new age technology, reliability, and scalability. Team achieved an unparalleled milestone by successfully migrating 6 mission critical SAP production systems in a single downtime window of 48 hours. SAP HR landscape which includes payroll system and ESS/MSS portal has also been successfully migrated to Mumbai DC. This mammoth project was achieved with precise planning and flawless execution of the plan by the Enterprise Apps Team. Apart from addressing business requirements, the benefits to the customer included IT consolidation, lower cost of AMC, lower TCO & lower maintenance cost. Substantial cost savings and business value creation as compared to continuing with the obsolete hardware besides core IT alignment with strategic initiatives, IT standardization. Consolidation of all SAP application systems across a uniform technology platform is a big benefit besides use of new hardware technologies, provided scalable, innovative solutions that allow non-disruptive technology refresh and seamless capacity expansion.

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