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London Stock Exchange – Enterprise Data Architect                                                               June  2013   –    Nov 2014

·               The major project was to integrate all the disparate customer data held across different platforms globally, into a new data warehouse (EDW), improve CRM reporting efficiency, provide single point of customer reference, enhance productivity, provide Customer Behavioural Analytics and Omni-channel Predictive Analytics for management decision making.

·               A Member of the Integration Team for the LSE’s New Global Customer Repository Program; contracted to work as a data architect in delivering data infrastructure solutions.

·               Responsible for ensuring that the information and Data solutions proposed for the program are fit for purpose, including ensuring quality assurance for the overall technical design work done by delivery teams.

·               Responsible for the delivery of data from multiple sources that include RMS, Self-Service reference data, Transaction data, SAP, CRM, mobile devices, big data store to a new data ware house (EDW) data marts on (Oracle) Platform.

·               Contributed to the success of the project by providing technical leadership across database, applications, infrastructure and the delivery team.

·               Involved in the complete project life cycle from RFP, Business Requirement Gathering, Impact Analysis, Technical Designs, Solutions Design, High level Design (HLD), Low Level Design (LLD), Technical Design Document (TDD), Implementation Build, Testing and Deployment.

·               Responsible for the delivery of end-to-end data and integration architectures in support of multiple enterprise systems, whilst compatibility and compliance with policy and standards.

·               Designed AS-IS and To-Be/Target Architecture documents and blueprint for Integration Architecture Patterns.

·               Responsible for developing the roadmap to achieve the target information architecture-explicitly highlighting the constraints, to deliver the target data architecture required to support the business architecture roadmap.

·               Responsible for the production of documented work packages for developers.

·               Responsible for identifying data assets, data standardization and delivery of the data integration architecture for multiple subject areas including Agents, Accounts, Transactions and Anti-Money Laundering. The design covered business service changes, data flows etc.                                                                               

·               Data Architect and Technical Architect on Customer Repository System:  Defined technical architecture and data architecture and designed Entity relationship Models for OLTP, (300 tables) using Oracle 9i Application Server, EAI, Oracle10g, Solaris and UML modelling

·               Responsible for Data analysis, design of logical and physical data models in ERwin and managing the data architecture and requirements for new Operational Data Store, including developing, maintaining and the administration of the Canonical Data Model.

·               Responsible for designing the DW Dimensions and Facts, determining the Business Processes, Identifying the Grains and Hierarchies using the Kimball’s DW Development methodologies.

·               Responsible for the evaluation of competing ETL, Reporting and Analytics tools for different business processes and capabilities.

·               Carried out preparatory work for Customer Master Data Management through the modelling of multiple reference customer data repositories.

·               Design of Technical and Domain architectures in support of various Interactive web based platforms and portals for local and international customer base.

·               Responsible for the implementation of several COT packages including large packages and custom solutions design as transition and target architecture deployment.

·               Responsible for the development of data retention, archival and retrieval policies for the Global Customer Repository Program; including policies for the preservation of strategic data assets.

·               Developed policies and technical solutions for the management, storage, access, navigation, movement and transformation of data.

·               Analysis of LSE’s disaster recovery (DR) capabilities, inventoried LSE’s existing systems and business functions and level of recovery planning already in effect. Compared to existing DR capabilities at DR site and developed detailed deltas for hardware, software, personnel, facilities, et al. Developed plan to incrementally improve LSE’s DR capabilities.

·               Drove early development of the Technical Library and Reference and Historical Data.

·               Responsible for the design of backup strategies using both Oracle RMAN and EMC ESAN hardware capabilities.

·               Conceptual, logical and physical data modelling, plus installation and configuration of Oracle 11g on Redhat Linux on Sun Blade cluster.

·               Designed source to target data mapping solutions form various legacy systems and other sources, following a detailed  transformation logic

·                                                                                                                                                                                                                                                                                                           Responsible for the design of the Conceptual, Logical Physical and Models of both the "as is" and "to be" data structures and gap-fit analysis.

·               Responsible for the design of ETL/ELT solutions for Data import and export Data Migrations., Data encryption and decryption, Disaster recovery, code promotion strategy, detailed installation specifications, and implementations plans from development to production environment.

·               Proposed solutions for data security and access controls, in-memory database storage of critical data, backup and restore, load balancing, high availability and detailed sizing/storage data.

·               Technology Used: SQL server 2012/2014(SSIS, SSRS,SSAS, MDM, MDS, DQS) Business Objects, Oracle11G, Oracle, Oracle RAC, Erwin. Unix Scripting, SAN Storage systems, Windows 2008 r2, MS Visio, Excel, PowerPoint.XML, SPARX EA (Enterprise Architect). UML TOGAF Framework, Agile methodology, Dimensional models Type-2, Type-3, and Type 4 andType-6 design.

 

 

 

 

Nigerian National Petroleum Company (NNPC) – BI/Data Architect                                                                                                          July 2012 – May 2013

·               Data Architect in Project to implement an Enterprise wide Contract Management system and Enterprise Data Warehouse for BI Analytical and Decision support, to replace an aged system.

·               A Member of the Program and Enterprise Architecture team, contracted to deliver system architecture at both enterprise and solution scope for the CMS.

·               Key member of Strategy team form planning the Enterprise Data Warehouse Strategy and Architecture for the next generation of data warehouse applications.

·               Led requirements gathering team in interviewing NNPC stakeholders including HOD’s, Directors, IT and business users.

·               Responsible for defining the Roadmap, AS-IS and TO-BE, gap analysis HLD/LLD, TDD and obtained sign off for designed solutions.

·               Responsible for managing the Meta-Data for the RFP, Management Reports and Commercial Tendering subject area models for the Data Warehouse environment.

·               Modelled 200+ contract data elements for inclusion in the initial iteration of the system; developed National Energy XML Data Model (NEXDM) – based Reference Document for the automated submission of contract data.

·               Responsible for managing project risk and providing architectural oversight including communication of conceptual model design to Group Board of Directors.

·               Working with analysts and IT to define functional and non-functional requirements.

·               Reverse-engineered logical data models from four poorly documented, aged physical data models that supported storage and retrieval of contractors data, supporting the re-factoring of the database design.

·               Designed ER Models, database sizes and projected database growth and designed appropriate infrastructure for databases applications.

·               Responsible for the design of an Operational database, DW/BI (Data vault) solution used for intelligence analytics and reporting.

·               Designed BI roadmaps, ETL routines, Workflows as per Business logic and data mapping from source to destination

·               Collaborated with internal and external stakeholders to ensure solution to be delivered aligned to the needs and expectations of the business.

·               Analysis and integration of source data from multiple applications (ERP, CRM and HR) and from departmental flat files and unstructured data sources.

·               Created conceptual, Logical and Physical data models Data warehouse for Reporting Analytics, Entity relationship Models for OLTP, Dimensional Models for CRM data warehouses, reporting and Data Asset catalogue using CA Erwin.

·               Responsible for data cleansing and data quality management in collaboration with governance board, including defining the Customer Master Data Management.

·               Led the data modelling/data warehouse/ETL team in developing a prototype and detailed design for the large system to function as national repository for all the NNPC contracts and contractors data nationally and globally.

·               Responsible for software and hardware evaluation, worked with senior stakeholders to determine and manage project risk, cost-benefit analysis, project/product alignment with programme strategy.

·               Responsible for documenting all source-to-target data mapping for the EDW and implementation of ‘first-cut’ Oracle EDW physical databases in the Development environment for the ETL development work.

·               Technology Used: SQL server 2012(SSIS, SSSRS, MDM,MDS, DQS) .NET Java, Oracle11G,Oracle SQL Developer, Hadoop 2.0,  Erwin 9.0, SAP CRM, ERP, Talend, Qlikview, SAS, EMC SAN Storage systems, Windows 2008 r2, MS Visio, Excel, PowerPoint.XML, CSV, SPARX EA (Enterprise Architect). UML TOGAF Framework Agile methodology, Dimensional models Type-2, Type-3 andType-6 design.

Government of Rivers State, eService Enterprise Architecture Delivery Program    – Data ArchitectJuly 2010   – May 2012

·               To realize the Rivers State e-Government vision and mission of providing a ‘Value Networking Services’ through ICT. Defining the ‘Government Enterprise Architecture’ for the Rivers State has been one of the key projects identified.

·               Provided technical expertise of future environmental infrastructure to meet the demand including consideration of Strategy, Architecture, Transformation, Governance, data quality and Integration.

·               Responsible for review of the business strategy and drivers, identification of critical services across the various department’s of the government. Current state assessment of the short-listed services, business process re-engineering with recommendation of re-engineered design principles

·               Responsible for defining the Roadmap, AS-IS and TO-BE including Gap Analysis HLD/LLD. TDD and initiation of the management sign off process.

·               Defining the data architecture principles, standards, policies, specifications and guidelines across various architectural segments i.e. business, data, application, technology and security.

·               Defined the Rivers e-Government interoperability framework and Data Reference Model (RDM). A structure, which facilitates the development of government data which can be effectively shared across government organizations and agencies for better and effective service delivery.

·               Developed the target architecture covering the data domain and identified the data considerations that support the business architecture

·               Facilitate system assessment workshops to identify, develop and review cohesive data management strategies to support the strategic objectives in alignment with the citizen’s needs.

·               Worked on design of Data and technologies used for predictive analytics and modelling to analyse and improve customer behaviour.

·               Designed a cost effective and scalable, Solution for Oracle, SQL server databases, Data warehouse, Business Intelligence (BI) big data, Data Analytics

·               High Level Design (HLD) and Low Level Design (LLD) for Oracle, OEM 12c (Ops Centre) and Linux

·               Responsible for data modelling, data quality/profiling, big data and data governance

·               Worked closely with offshore and onshore internal and external infrastructure, application and data solution architects to outline the logical & physical designs.

·               Responsible for data analysis, designing logical and physical data models in Erwin and managed the design of 3 tier data architecture for the Government Enterprise Architecture.

·               Liaised with government agencies, departments and ministries to understand the data from various source systems e.g. SAP CRM, SAP, Oracle RMS, Oracle MSSQL server and designed tactical and strategic ETL/modelling and reporting solutions.

·               Mapping of the source data to Logical Data Model entities and attributes and the creation of the Logical/Physical models in readiness for the application and EDW systems.

·               Responsible for the maintenance and integration of the EDW data models by business subject areas and the documentation of source-to-target mapping of the EDW.

·               Responsible for the development of EDW infrastructure procedures and standards for database releases.

·               Responsible for resolving issues and queries from onshore/offshore developers and other project resources in areas concerning coding standards, data models and  ETL processes.

·               Conducted several Logical Data Model reviews for other IT projects at 25%, 50% and 100% completion and review of LDM’s generated by out-sourced third party data modellers.

·               Several BAU tasks including monitoring of Backups, Storage management, Database performance monitoring and Database Archiving.

Technology Used: Oracle 10g, BIDS (SSIS, SSAS, SSRS), Application Programming Interface (API) PL/SQL, My SQL, Enterprise Architect, ERWin, Oracle Warehouse Builder (OWB), Microstrategy, MDM informatica, IBM WebSphere, Oracle ODI, SQL Developer, Erwin 9.0, EMC SAN Storage systems, Windows 2008 r2 VMware, MS Visio, Excel, PowerPoint, SharePoint.

 

ABN AMRO Bank– Integration Data Architect        Aug 2008- June 2010

·               Data Architect within the Global Enterprise Technology Operations, Data Migration and Platform Architecture Team, responsible for delivering data and information architectures that drive the provisioning of data management and BI solutions. Worked on the Global payments and Settlement System, Trade Finance, Demand, Time, Call Deposits and Foreign Exchange Contracts and Master and Reference Data migration.

·               Responsible for business requirements gathering and articulation of architectural design standards, principles and guidelines covering Data Quality, Metadata Management, Data Dictionary and Master/Reference Data.

·               Translating business requirements into technical solution concepts and designs to align solutions with business strategy and objectives.

·               Provide technical governance and guidance throughout the complete solution delivery lifecycle

·               Responsible for the development of source data definition documents, Data maps, Data Flow Diagrams etc.

·               Worked with the Data Governance team in developing Data Classification and Ownership policies, Data Quality, Data Regulatory Compliance policies and Data Valuation processes.

·               Responsible for creating the data architecture within the Equinox Data Repository program for Data Acquisition, Integration and Provisioning.

·               Member of the Technical Design Authority for the Equinox Global Data Reporting program.

·               Developed Logical and Physical data models for the Equinox Data Repository, aligning models to the IBM Banking and Financial Markets Data Warehouse framework. Focus areas included Global Banking System (GBS), Customer Entity Database(Customer Master Data), Liquidity Management Platform and Global Payments Settlements.

·               Master Data Management  - Data Migration, Testing, Identification, Ownership Control, Q&A –UAT.

·               Data Quality Assessment and Management – Data De-duplication, data merging, data cleansing, Data transformation, Best Usage etc.

·               Served as lead in Oracle Databases in support and development of custom solutions to solve critical issues.

·               Worked with Database Administration Operations Team on SQL Server 2008 and Oracle 10g and other Microsoft and Oracle technologies.

·               Responsible for End to end design and implementation of a new Kimball DW and data marts for analysis/reporting solutions.

·               Involved in the analysis, design, development & implementation of logical data models; physical database objects; data conversion, integration, and loading processes; query and reporting functions; data management and governance; and data quality assurance processes.

·               Establish sustainable data architecture current state, future state and roadmap to define and prioritize key projects for solution realization and results.

·               Conducted full-scale analysis of the following ABNAMRO Business Areas: Demand Deposit Account (DDA), Demand Deposit Account/Cash Reserve, Organization Consolidated Office Table and Human Resource Subject Areas.

·               Generated comprehensive Mapping Reports for use by ETL resources for populating the DW.

·               Responsible for Data Migration (ETL and ELT) – Migration Strategy, Failover Strategy, Data Transformation and Translation Management, Batch and Real-time migration.

·               Responsible for Data Integration – Real-time and Batch, DW integration, Interface specification etc.

·               Responsible for integrating other business analysts ‘Business subject Area Models’ into Baseline Data Warehouse Model (Bill Inmon Methodology Design).

·               Provided Data Modelling and Data Management support for BIW sponsored ABNAMRO Enterprise projects using the CA/ERWIN Data Modelling too and ModelMart data modelling tool.

·               Designed solutions for data marts, archiving strategies, integration workflows and tools, and operational data stores for large OLTP database.

·               Designed, developed and deployed (ETL) data Cleansing and data transfer processes to Data warehouse, OLTP MSSQL Databases by SSIS.

·               Technology Used Hardware: HP, SUN,Operating Systems: UNIX( HP-UX , Solaris , AIX), Linux, Windows
Databases/Tools: SQL Server, SSIS SSRS, Business Objects, Oracle11g -- Oracle Apps and SAP, Informatica Power Center 9.x, Business Objects XI R33.1, QlikView, Power Analyzer, ERWIN, Oracle Enterprise Manager, TOAD, UNIX utilities, Visio, Project

Access Bank – Program Data Architect                                        Dec 2007      –    Aug 2008

·               Designed the ‘Doing Business with Access Bank’ Database, the core of the most comprehensive finance marketing campaign of the Bank.

·               Metadata Integration Strategy for the Enterprise Data Standards Initiative, including software evaluation, information integration and management method development.

·               Responsible for organisation of all existing data models, data flows and data dictionaries into a Meta Data Repository.

·               Creation of physical models of all databases and logical models of strategic customers and produce databases.

·               Responsible for the redesign of the Key structures of Access Bank’s core corporate client’s database.

·               Responsible for assessing the data structure of all the databases to be deployed in the Bank’s web enabled HR system to be used by all of the Bank’s 120,000 employees.

·               Responsible for initiating the Bank’s Data Governance Framework including identifying and appointment of Governance Team including Data Governors and Stewards.

·               Responsible for the development of Data Governance Assessment tool and Maturity Model to measure the DG maturity level of Access Bank.

·               Worked on several projects including managing client side of a 100 seater Contact Centre, by liaising with vendors, procurement and implementation teams including Oracle, Siebel and Microsoft.

·               Collaboration with system integrators and business units to define Siebel CRM system architecture, database design, backup and recovery solutions and business continuity process.

·               Data Architect responsible for the definition of the technical and data architecture for the Contact Management system; designing ERM with Oracle Apps Server, Oracle 10g, AIX and UML data modelling.

·               Responsible for the design of multiple AS-IS and TO-BE Target Architecture documents for various Architecture capabilities.

·               Responsible for Data analysis, design of logical and physical data models in ERwin and managing the data architecture.

·               Implemented technical design patterns to ensure re-use, scalability, and notifications and to meet SLAs.

·               Designed a Corporate Conceptual Model as an architectural migration target and developed procedures to map this model to the database models to facilitate information location.

·               Responsible for the design of the Information Model for the transformation of the Traditional Credit Product infrastructure.

·               Logical and Physical database design for the Bank’s new Residential Mortgage System and managing the deliverables of outsourced Tata Data Modellers.

·               Provided data models and data maps (ETL analysis) of the datamarts and feeder systems in the aggregation effort, including the design and implementation of a MetaData Repository for the provision of hub for data models. Maps, documents, contact list, project calendars  in the Access Bank/intercontinental Bank merger.

·               Responsible for logical and physical models for the Bank’s Market Analysis and Reporting System; a Teradata warehouse designed to analyse and report on the market behaviour of 14,000,000 customers.

·               Responsible for the strategic on-going design, maintenance and optimisation of the organisations data warehouse, data cubes and data stores, ensuring high levels of data availability from the Business Intelligence platform.

·               Responsible for modelling multiple reference data repositories & preparing groundwork for Master Data Management.

·               Worked with the business and stakeholders on projects to define architecture vision, data and work flow mapping and gap analysis, ensuring consistency with existing business processes. 

·               Designed Conceptual Data Modelling, Enterprise Data Modelling, Logical Data Modelling, Physical Data Modelling and implementing export, transform, and load (ETL) processes for Enterprise Data Warehouse.

·               Responsible for designing layered approach architecture and ETL process from staging to access layer, Sandbox, ODS, EDW & data mart.

·               Championed, Change data capture (CDC), data quality and data management standards (data models, database and SQL coding)

·               Designed both relational and dimensional models for the data warehouse & reporting requirements Branch Administration, Marketing and Promotion, Fulfillment and Relationship Management and Brokerage Processing Services.

·               Responsible for modeling multiple reference data repositories & preparing groundwork for Master Data Management

·               Responsible for evaluating existing infrastructure architecture designed the solutions required for Multi parallel processing.

·               Planned and designed the migration of databases from legacy systems to MSSQL server Oracle and Teradata

·               Initiated a BI development project which included stakeholder management, requirements elicitation & documentation, and tool selection activities.

·               Design and Implementation of SQL Server 2008 R2, SQL Server Integrations Services, and SQL server Analysis Services Architecture.

·               Responsible for the creation of Data Dictionary for the Intercontinental Bank Aligned Securities Database and Integrated Metadata Repository.

·               Responsible for designing an overall IT Asset Data Model encapsulating key information about IT assets and their inter-relationships to support the development of Access Bank’s Enterprise Architecture Repository and Services.

·               Designed & Developed solutions for complex ETL processes, Data Dimension modelling, SSAS & Analytics.

·               Developed best practices for data remediation and standardization and the identification of data inconsistencies and recommended corrective actions

·               Technology Used: Hardware: HP, SUN, IBM Servers and Compatibles Teradata Appliance

·               Operating Systems: UNIX( HP-UX , Solaris , AIX), Linux, Mac OS, Windows

·               Databases/Tools: Server 2000/2008, Oracle10/11g  - and SAP, Power Centre 9.x, Business Objects XI, Power Analyzer, Erwin, Oracle Enterprise Manager, TOAD, UNIX utilities, Microsoft PowerPoint, Excel, Visio. Business Objects, MSSQL SSIS, SSRS, SSAS.

Fujitsu Siemen, Foots Cray, Essex,  DBA/Data Architect Solution Architect                              July 2006 – Dec 2007

·               Oracle Consultant to support the Oracle Team in the NHS South East Software Integration Project and manage Oracle deliverables in the Development and Testing.

·               Designing Oracle 10g databases and Grid Technology for 10 regional PACS systems and the development of procedural and design documents.

·               Championed the enforcement of Oracle database security and accessibility policies, which contributed to the certification of database technicians.

·               Managed 20 infrastructure and support staff.

·               Responsible for the release of Java based applications used for the data cleansing of critical core data that has formed the basis for all management reports.

·               Advise technology and business groups on future technology options, outlining benefits, cost, risk and capabilities.

·               Coordinate with business analysts and project managers on a wide range of technology projects.

·               Perform responsibilities of providing best practices leadership to application developers and database administrators.

·               Responsible for defining and maintaining best guidelines and standards for metadata, data, data modelling and management.

·               Ensuring that the Enterprise database applications fit into an enterprise data model that minimizes duplication of data.

·               Demonstrating leadership qualities by identifying and solving problems in a timely and efficient manner.

·               Worked on SIDR (Scanned Image Repository), developing database schemas for large 3TB Oracle databases and Static Reference Data System.

·               Technology used: Oracle10g, Solaris10, Oracle RAC, Data Guard, Oracle10g Application Server, Erwin.

Credit Suisse Private Banking, Uetlihof –Zurich Infrastructure DBA/Data Modeller                                                                               Feb 2005 - May 2006 

·               Working with various implementation teams, to provide Oracle development environment and knowledge transfer. Credit Suisse was desperately looking for solutions to help curb huge losses in money markets.

·               Designed and implemented MM reconciliation system with using Oracle SQL and PLSQL.

·               Tuning and optimization of MM and FX reconciliation systems.

·               Dealing room production support fro Trade IQ Deal Capture system.

·               Lead Database Administrator of the test environment and maintenance of pre-production databases.

·               Wrote the functional specification and designed the calculation engine for Basel2 Specific Market Risk for Interest Rate Swaps, CDO’s and TRS. This handled about 4million trades/day and calculated the RWA (Risk Weighted Asset) for them.

·               CASTLE (Capital Adequacy and Large Exposures). Trade adjustments where currency has been entered wrongly. Users select trades to be adjusted and download them into Excel for changes to be made.

·               Reviewed all vendor’s design documents, analysed business processes (AS IS and TO BE) and data, Deployment plan and Roadmaps.

 

Royal Bank of Scotland Oracle Integration Specialist                                                                  Jan 2003 – Dec 2004

·               Integration of various Oracle databases acquired by RBS into the Bank’s support environment and moving them to Edinburgh. Ensuring the integration databases met RBS standards for backups, monitoring layout and putting in place where there are capability gaps. In total there are about 40 Oracle production and 70 support systems.

·               Championed the re-design of several anti-money laundering system in line with BOE regulations. Anti money laundering system implementation for detecting and reporting on fraudulent and suspicious financial transactions across borders.

·               Integrating the Direct Line Finance, Lombard Direct, Virgin One and World Pay Systems into the RBS architecture.

·               Knowledge transfer and mentoring of 10graduate employees on Oracle technologies and interoperability with other databases.

·               Designed and wrote and tuned generic PL/SQL code to load the database schemas. We used metadata stored in the database to configure the load functionality. This improved maintainability of the code made subsequent loaders quick to develop and deploy.

·               Reworked overnight batches and halved the batch time by rewriting some of the code.

·               Responsible for designing and implementing PL/SQL packages and procedures from functional specifications written by business analysts.

·               Production of DDL scripts from Oracle Designer models to build test and production databases, including specifications to developers and arranging testing of production code.

Technology used: Oracle10g, Solaris10, Oracle RAC, Data Guard, Oracle10g Application Server, Erwin

 

 

Other DBA/Designer/Architect roles:                                                                                          .               

Hewlett Packard Consulting	Mar 2002  -  Sep 2002
British Nursing Association	Nov 1999 -   Dec  2001
British Telecommunication	Apr 1997   -  Dec 1998
London Borough of Haringey, Wood Green	Feb 1996  -  Aug  1996
Computer Futures	Feb 1995   -  Dec 1995
Abbey National Bank (Now Santander)	Jan 1994  -  Feb 1995

Academic Qualifications:

·               B.SC. – Quantity Surveying

·               MBA Master of Business Administration

Technology Certifications:

·               OCP: Oracle Certified Professional

·               SOA Architecture certified

·               Cloudera Hadoop Big Data certified

Professional Certifications:

·               Enterprise Architecture -TOGAF V9.1 certified

·               Project Management -Prince2 certified, Agile project management certified, Waterfall

·               Kimball DW course -ETL architecture in depth

 

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·               TDWI -The Data Warehousing Institute

·               DAMA - Data Management Association