Senior ETL Data Analyst

Dice is the leading career destination for tech experts at every stage of their careers. Our client, eSolutionsFirst, LLC, is seeking the following. Apply via Dice today! Senior ETL Data Analyst 3 Months Contract- Extension long term Location : Onsite Mclean, VA Mon Fri Must Have Qualifications: • Must have experience analyzing Business Requirement Specifications (BRS) and ETL code • Able to understand ETL code • SQL quires • understanding of Unix. • Development experience is preferred. • DataStage -SAS is nice to have but not required Job Description: Key Responsibilities: • Partner with cross-functional teams to identify dependencies between applications and systems on the current CDW platform. • Analyze and interpret Business Requirement Specifications (BRS) and ETL code to align with modernization objectives. • Collaborate with stakeholders to define data requirements for Finance and Accounting systems. • Create detailed mapping documents that outline data flows, transformations, and system interactions. • Develop and validate complex SQL queries to support data analysis and migration efforts. • Assist in mapping source to target tables/columns (Nexus to Finance apps) and define derivation logic as part of the modernization process. • Ensure comprehensive documentation and traceability of all data lineage and mapping activities. Required Qualifications: • At least 5+ years of experience in data analysis, data warehousing, or related fields. • Strong understanding of ETL processes with the ability to read and interpret ETL code. • Practical experience or familiarity with tools such as DataStage, Informatica, SAS, and Python. Expertise in complex SQL for data analysis, validation, and script development. • Strong ability to understanding of enterprise-scale systems and data environments and, create data mapping documents. • Excellent analytical skills with a keen attention to detail. • Strong communication and collaboration abilities.