Senior Data AnalystOur client, a Real Estate and Financial Services company, is looking for a Senior Data Analyst for their McLean, VA location.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.Requirements: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 understand 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.Must have experience analyzing Business Requirement Specifications (BRS) and ETL code, SQL queries, understanding of Unix. Development experience is preferred.Project detailsModernization projectMove source systems from the blue field to the brown fieldSource Snowflake and target AWS S3 & flat filesSomeone's experience in understanding ETL code.The team is using DataStage and SLS.Analyzing Business RequirementsNeed to have the ability to read and understand the ETL code.Migrating from one technology to another.ETL, SQL, Unix, and development experience preferred.Why Should You Apply?Health BenefitsReferral ProgramExcellent growth and advancement opportunitiesAs an equal opportunity employer, ICONMA provides an employment environment that supports and encourages the abilities of all persons without regard to race, color, religion, gender, sexual orientation, gender identity or expression, ethnicity, national origin, age, disability status, political affiliation, genetics, marital status, protected veteran status, or any other characteristic protected by federal, state, or local laws.