Position Summary

We are looking for a Data Business Analyst for driving business analysis activities related to enterprise data initiatives, including data migration, system integration, reporting requirements, and master data management.

This role acts as the bridge between business users and technical delivery teams by translating business data requirements into clear functional specifications, ensuring data quality, consistency, and successful implementation across strategic transformation projects.

Key Responsibilities

• Data Requirement Management

• Lead requirement gathering workshops for data-related initiatives.

• Elicit, analyse, and document business data requirements.

• Define business rules, data definitions, and validation requirements.

• Maintain business glossary and data dictionary.

• Ensure consistency of master data definitions across systems.

• Collaborate with business stakeholders to establish data ownership.

• Data Migration

• Analyze legacy data structures and business rules.

• Develop Source-to-Target Mapping (STTM) documents.

• Define data transformation and conversion requirements.

• Document migration rules and cleansing requirements.

• Support migration planning and execution.

• Coordinate migration testing and business validation.

• Perform reconciliation between legacy and target systems.

• Support migration sign-off activities.

• Reporting

Requirements

Gather and document reporting and dashboard requirements.

• Define report layouts, business KPIs, filters, and calculation logic.

• Produce Reporting Requirement Specifications.

• Work with development and BI teams to ensure reports meet business expectations.

• Support report validation during SIT and UAT.

• System Integration & Interface

Requirements

Gather business requirements for system interfaces and integrations.

• Define data mapping between source and target systems.

• Document interface specifications, validation rules, and error handling.

• Support API and batch interface requirement analysis.

• Coordinate interface testing with project teams.

• Data Quality & Governance

• Define business data validation rules.

• Support data quality assessments and issue resolution.

• Ensure compliance with enterprise data governance standards.

• Maintain data lineage and traceability documentation.

• Participate in data governance initiatives and standards development.

• Project Delivery Support

• Collaborate with Business Analysts, Solution Architects, Developers, QA, and Vendors.

• Participate in project estimation and planning.

• Support SIT, UAT, and Production Verification.

• Facilitate data walkthrough and requirement review sessions.

• Track data-related risks, assumptions, issues, and dependencies.

• Ensure end-to-end traceability from business requirements to implemented data solutions.

Qualifications

• Bachelor's degree or higher in Business Administration, Information Technology or other related fields.

• Minimum 5 years' experience in Business Analyst with a strong focus on data-related initiatives.

• Experience in Insurance or Financial Services is highly preferred.

• Proven experience in data migration, reporting, integration, or enterprise system implementation.

• Strong analytical, problem-solving, and critical-thinking skills.

• Excellent communication and interpersonal abilities.

• Proficiency in requirement gathering techniques, process modeling, and documentation.

• Familiarity with project management methodologies and software development lifecycle.

• Ability to collaborate effectively with cross-functional teams.

• Knowledge of relevant tools such as Microsoft Offices, JIRA, Trello, etc.

• Proficiency in documentation in both Thai and English.

• Good English communication skills (written and verbal).

Tools and Technology

• SQL Server / PostgreSQL

• Advanced Excel

• Data migration and reconciliation frameworks

• AI-assisted tools for: SQL query generation and optimization, Data quality and anomaly detection