Nadeem Ahmad Khan

I am currently working as Senior Data Specialist on one of the biggest DWH revamp on behalf of IBM in which my responsibilities are;

• Defining and architecting ETL processes that will serve as a roadmap for all present and future developments in new EDW powered by IBM.
• Developing Source to Target mapping documents, System Requirements Specification documents, and Interface Design documents.
• Performing Reverse-engineering of legacy DWH solution for Revenue, Usage, Finance, and Product subject areas.
• Meeting with end-user collected requirements, and translating them into technical specifications.
• Creating Data Flow Charts from functional documents and customized Vodafone Group Data Model using SAP POWER Designer.
• Involve in meetings and answering technical and business-related questions of developers and testers.

I help develop and execute Information management strategy and Data standards within Ufone BI and Analytics Team. As ETL and Data Architect, I design and develop software required to extract, transform, and load data from the operational and business support systems into Enterprise Data Warehouse and Analytical Ecosystem. I develop robust end-to-end analytics solutions for Ufone technology, marketing, Customer Value Management, Sales, and Finance Teams. My other responsibilities include ongoing operational support, maintenance, and other analytics and information management. I have successfully migrated Data integration processes from the legacy ETL system to Informatica. I have successfully utilized Informatica core strengths to make it a core platform for all ETL processes in Ufone Enterprise Data Warehouse.

Working as Infosphere Datastage Lead Consultant on IBM Global Hardware/Software Project. HW/SW Currency Management System serves as IBM Standard Storage Management System that provides accounts with multiple benefits, the largest being a centralized repository to perform inventory tracking thereby eliminating the need for silo data. HW/SW Currency provides tracking and reporting of Engineering Change Announcements (ECAs), End of Life/Support (EOL/S), Firmware Posture, Call home status, as well as much more. Most recently this has evolved into a key tool for compliance inventory.

My Key responsibilities includes:

• Partner with internal teams and clients to provide technical leadership in order to develop solutions.
• Partner with internal teams and clients to architect the end-to-end development cycle.
• Designing Data Integration Processes in IBM DataStage and QualityStage
• Designing Data Visualization processes (Reports and Dashboards) in IBM Cognos
• Semantic layer designing and end-user business reporting
• Creating Prototypes including - creating storyline and data, populating 3NF with mock-up data
• Advance skills in writing SQL queries, views, and ETL performance optimization
• Functional, Unit, Performance Testing
• Adhoc Reporting for End-User.

As a Teradata Professional Services Consultant, I was responsible for:

• Lead architect in development, design, execution and implementation of complex Data Warehouse and BI projects.
• Analyse and deliver complex processes and look for means to continually improve efficiency.
• Architecting and development of methodology, best practices etc. to help clients.
• Working extensively with client(s) to understand their needs and processes, delivering tactical and strategic solutions to add value to their processes through business intelligence.
• Participate in guiding projects through full life-cycle, including performing technical management, guiding clients through the development cycle
• Gather and document client requirements and translate these into process and system architecture designs.
• Understand the client’s business goals, IT plans and architecture and articulate linkage to the proposed data warehouse architecture and application designs.
• Work with Teradata project managers to scope projects and develop statements of work, project plans, and risk analysis.
• Provide technical thought leadership and actively participate in the application design, implementation, and roll-out efforts.

• Data Integration/Mapping Consultant on behalf of Teradata.
• Responsible for the fork lifting of Customer Cares, Receivables & Billings and Settlement source systems from Oracle to Teradata Enterprise Communication Data Model deployed on Teradata Massively Parallel Processing System.
• Defining and Designing Data Integration layer for the EDW through High Performance Tools and Utilities.
• Using Teradata Migration Accelerator to understand and transform Oracle PL/SQL, Cursors and ETL routines into Teradata High Performance BTEQ Logic.
• Ensure timely Data availability from core Data Model to Semantic Data Model for business and marketing analytics teams.
• Determine data growth trends and peak business periods.
• Design the processes to meet service level agreements for data timeliness and frequency.
• Data reconciliation assurance and contingency planning in terms of adhoc requirements.