RQ07228 - Business Intelligence Specialist - Senior

• Prepare design artifacts
  
• Work with IT partner on configuration of Golden Gate responsible to provide direction and "how to".
  
• Maintain dynamic pipeline for ETL ingestion to add new tables and data elements
  

• Understand the requirements. Recommend changes to the physical model to support ETL design.
  
• Reverse engineer and document existing SQL logic to improve design effort
  
• Assist with data modelling and updates of sourcetotarget mapping documentation
  
• Develop scripts for the physical model and update database and/or data lake structure.
  
• Access Oracle DB SQL Server and Azure environments using SSIS SQLDeveloper Azure Data Studio Azure Data Factory Databricks and other tools to develop solution.
  
• Proactively communicate with business and IT experts on any changes required to conceptual logical and physical models communicate and review timelines dependencies and risks.
  

• Understand the Tables and Relationships in the data model.
  
• Create low level design documents and test cases for ETL development.
  
• Create the workflows and pipeline design
  

• Develop high quality ETL mappings/scripts/notebooks
  
• Develop and maintain pipeline from Oracle data source to Azure Data Lake and Databricks Sql Warehouse
  
• Develop ETL to update datamarts built in Databricks Sql Warehouse
  
• Perform unit testing
  
• Ensure performance monitoring and improvement
  

• Troubleshoot performance issues ETL issues log activity for each pipeline and transformation.
  
• Review and optimize overall ETL performance.
  

• Create production deployment steps.
  
• Configure parameters scripts for go live. Test and review the instructions.
  
• Create release documents and help build and deploy code across servers.
  

• Review existing ETL process tools and provide recommendation on improving performance and reduce ETL timelines.
  
• Review infrastructure and remediate issues for overall process improvement
  

• Document work and share the ETL endtoend design troubleshooting steps configuration and scripts review.
  
• Transfer documents scripts and review of documents to Ministry.
  

Requirements

Experience:

• Experience of 7 years of working with SQL Server TSQL Oracle PL/SQL development or similar relational databases (musthave)
  
• Experience of 2 years of working with Azure Data Factory Databricks and Python development (musthave)
  
• Experience building data ingestion and change data capture using Oracle Golden Gate (nicetohave)
  
• Experience working with building databases data warehouses and dimensional data marts and working with delta and full loads (musthave)
  
• Experience on Data modeling and tools e.g. SAP Power Designer Visio or similar (musthave)
  
• Experience with dimensional modeling. Experience in designing data warehouse solutions using slowly changing dimensions (musthave)
  
• Experience working with SQL Server SSIS or other ETL tools solid knowledge and experience with SQL scripting (musthave)
  
• Experience developing in an Agile environment
  
• Understanding data warehouse architecture with a delta lake and dimensional model (musthave)
  
• Ability to analyze design develop test and document ETL pipelines from detailed and highlevel specifications and assist in troubleshooting.
  
• Ability to utilize SQL to perform DDL tasks and complex queries
  
• Good knowledge of database performance optimization techniques
  
• Ability to assist in the requirements analysis and subsequent developments
  
• Ability to conduct unit testing and assist in test preparations to ensure data integrity
  
• Work closely with Designers Business Analysts and other Developers
  
• Liaise with Project Managers Quality Assurance Analysts and Business Intelligence Consultants
  
• Design and implement technical enhancements of Data Warehouse as required.
  

Skills:

• 7 years using ETL tools such as Microsoft SSIS stored procedures TSQL (Must Have)
  
• 2 Azure Data Lake and Databricks and building Azure Data Factory and Azure Databricks pipelines (Must Have)
  
• 2 years Python and PySpark (Must Have)
  
• Oracle Golden Gate
  
• SQL Server
  
• Oracle
  
• Ability to present technical requirements to the business
  

Assets:

• Knowledge and experience building data ingestion history change data capture using Oracle Golden Gate is an asset.
  
  

Design Documentation and Analysis Skills

• Demonstrated experience in creating both Functional Design Documents (FDD) & Detailed Design Documents (DDD).
  
• Experience in FitGap analysis system use case reviews requirements reviews coding exercises and reviews.
  
• Experience in the development and maintaining a plan to address contract deliverables through the identification of significant milestones and expected results with weekly status reporting.
  
• Work with the Client & Developer(s) assigned to refine/confirm Business Requirements
  
• Participate in defect fixing testing support and development activities for ETL and reporting
  
• Analyze and document solution complexity and interdependencies by function including providing support for data validation.
  

Development Database and ETL experience

• Demonstrated experience in database and ETL development (7 years)
  
• Experience in developing in an agile Azure DevOps environment
  
• Experience in application mapping to populate data warehouse and dimensional data mart schemas
  
• Demonstrated experience in Extract Transform & Load software development (7 years)
  
• Experience in providing ongoing support on Azure pipeline/configuration and SqlServer SSIS development
  
• Experience building data ingestion and change data capture using Golden Gate
  
• Assist in the development of the predefined and adhoc reports and meet the coding and accessibility requirements.
  
• Demonstrated experience with Oracle and SqlServer databases
  
• Proficient in SQL and Python
  
• Implementing logical and physical data models
  
  

Knowledge Transfer

• The Developer must have previous work experience in conducting Knowledge Transfer and training sessions ensuring the resources will receive the required knowledge to support the system. The resource must develop learning activities using reviewwatchdo methodology & demonstrate the ability to prepare and present.
  
• Development of documentation and materials as part of a review and knowledge transfer to other members
  
• Development and facilitation of classroom based or virtual instructor led demo sessions for Developers
  
• Monitor identified milestones and submission of status reports to ensure Knowledge Transfer is fully completed