Bunisess Intelligence Pecialist
Job in
Johannesburg, 2000, South Africa
Listed on 2026-01-30
Listing for:
Nambiti Technologies
Full Time
position Listed on 2026-01-30
Job specializations:
-
IT/Tech
Data Analyst, Data Engineer, IT QA Tester / Automation, Database Administrator
Job Description & How to Apply Below
Responsibilities:
BI Testing and Quality Assurance:
- Design and execute test plans and test cases for ETL processes, data integration workflows, data marts, and reporting platforms (e.g., Power BI).
- Perform data validation and reconciliation between source systems and target BI systems.
- Conduct functional, integration, system, regression, and performance testing on BI solutions and data pipelines.
- Identify data quality issues and inconsistencies, log defects, and track them through to resolution.
- Validate the correctness of business logic applied in BI reports, dashboards, and analytics solutions.
- Collaborate with BI developers, report developers, business analysts, and stakeholders to understand requirements and expected outcomes.
- Participate in Agile/Scrum ceremonies (e.g., sprint planning, reviews, and retrospectives) where applicable.
- Maintain comprehensive testing documentation, including test cases, test results, defect logs, and sign-off reports.
- Assist with user acceptance testing (UAT) and provide support for end-user validation where required.
- Microsoft SQL Server – T-SQL for querying and test script development.
- SSIS (SQL Server Integration Services) – for testing ETL workflows and data transformation logic.
- Power BI – for verifying visuals, data accuracy, and report logic.
- Data Marts – for schema validation and data consistency testing.
- Provide regular testing status updates, risk assessments, and defect summaries to the company BI project team.
- Participate in progress meetings, testing reviews, and provide input into project timelines and delivery readiness.
- must have a computer science/ information systems/ statistics or mathematics degree or diploma with a minimum of five (5) years’ experience in a BI Tester role and Business Intelligence or Data Testing related
- Microsoft Certified:
Azure Data Engineer Associate, Data Analyst Associate (Power BI), SQL Server Database Development or administration - ETL development or Data Integration
- Certified Agile Tester
- Data Quality and Validation
- A minimum of three years’ experience in T-SQL (Transact-SQL) for data validation, query
- development, and test scripting.
- A minimum of three years’ experience testing SSIS (SQL Server Integration Services) and ETL processes, including validating data pipelines and transformation logic.
- A minimum of four years’ experience testing and verifying Power BI dashboards and
- A minimum of two years’ experience working with and testing Data Marts, including schema
- validation and data accuracy.
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