Data Analyst

Experience:4-7 years
Location:Boston, MA
Contract Type:3–6 months (1099 or Corp-to-Corp)
Working Model:Work from Office
Qualification:B.Tech / Master's in IT or a related background

We are seeking highly skilledData Engineers/Analysts to support theDiscovery Phase of a large-scalelegacy system modernization project. The role involves analyzing undocumented enterprise systems containing over 500 database tables, 1600+ stored procedures, legacy SSIS packages, Microsoft Access applications, and multiple interdependent systems.

The selected candidate will play a critical role inextracting technical and business knowledge, documenting findings, andpopulating a metadata repository to enable future modernization and migration efforts.

Skills Required

Strong expertise in SQL Server (T-SQL), schema design, and stored procedure analysis
Hands-on experience with SSIS package analysis and reverse engineering
Experience with Microsoft Access (queries, forms, reports, linked tables)
Knowledge of ETL concepts, data lineage, and dependency analysis
Strong documentation and metadata management skills (data dictionaries, lineage diagrams, metadata repositories)
Ability to design searchable, queryable outputs using Excel, metadata tables, or lightweight dashboards
Experience analyzing large, undocumented legacy systems with complex interdependencies
Strong communication and collaboration skills for working with technical and business stakeholders
Exposure to Power BI or Tableau for visualization of metadata and dependencies

Roles and Responsibilities

Perform detailed discovery and analysis of SQL Server databases, stored procedures, views, triggers, and functions
Reverse engineer SSIS packages, Access applications, and legacy ETL workflows to understand logic, dependencies, and data flows
Build and maintain metadata repository tables to capture discovered information about objects, dependencies, and transformation rules
Document application and system dependencies, identifying hidden or undocumented business logic
Develop data dictionaries, dependency mappings, lineage diagrams, and system inventories
Work with SMEs and stakeholders to validate discovered information and capture undocumented business rules
Deliver searchable, navigable documentation and dashboards (not static reports) for MassDOT review and audit
Contribute to stakeholder interviews, workshops, and technical discovery sessions
Ensure deliverables are version-controlled, indexed, and reusable by client teams