Business Analyst (Data Warehouse And Analytics)
We are seeking an experienced Business Analyst
To bridge the gap between business stakeholders and technical teams in the implementation of a telecom data lakehouse/data warehouse. The Business Analyst will gather business requirements, analyze telecom processes and data, define business rules, and translate business needs into detailed functional specifications, ensuring successful delivery of data products, reports, and analytics solutions.
Key responsibilities
Gather and analyze business requirements from stakeholders across telecom domains such as customer, billing, CRM, network, revenue assurance, finance, sales, marketing, and digital channels.
Conduct workshops and interviews with business users to understand reporting, analytical, and operational requirements.
Document business processes, functional requirements, and business rules.
Capture business requirements into functional specifications for data engineers, data modelers, ETL developers, and BI developers.
Define source-to-target mapping requirements and validate data transformations.
Collaborate with solution architects and data modelers to ensure business requirements are accurately reflected in the data lakehouse/data warehouse design.
Identify data sources, business definitions, KPIs, dimensions, and measures required for reporting and analytics.
Support the definition of data quality rules, validation criteria, and reconciliation requirements.
Review ETL mapping documents and ensure business logic is correctly implemented.
Work closely with data engineers during development to clarify business rules and resolve functional issues.
Participate in user acceptance testing (UAT) by preparing test scenarios, validating results, and obtaining business sign-off.
Maintain business glossaries, metadata, and documentation.
Facilitate communication between business stakeholders and technical teams throughout the project lifecycle.
Support Agile ceremonies including backlog refinement, sprint planning, and requirement prioritization.
Requirements
Strong business analysis and requirement elicitation skills.
Excellent stakeholder management and communication skills.
Experience documenting business requirements and functional specifications.
Strong analytical and problem-solving skills.
Understanding of relational databases and SQL.
Basic knowledge of data warehousing concepts such as:
Facts and dimensions
Star schema
Snowflake schema
Slowly changing dimensions (SCD)
Data lineage
Metadata management
Data quality
Experience working in Agile/Scrum environments.
Preferred technical knowledge
SQL
Data warehouse / data lakehouse architecture
ETL concepts and data integration
Data mapping documentation
Data quality frameworks
BI and reporting platforms
Knowledge of Hadoop ecosystem, Hive, Impala, Spark, or cloud data platforms is an advantage.
Deliverables
Business requirement documents (BRD)
Functional requirement specifications (FRS)
KPI definitions
Data dictionary
Business glossary
Data validation and UAT test cases
Qualifications
Bachelor's degree in information technology, computer science, business information systems, engineering, or a related field.
2-4 years of experience as a Business Analyst in data warehouse, data lakehouse, or business intelligence projects.
Experience in the telecommunications industry is highly preferred.