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Hallmark Global Technologies Inc
Bay Area, CA, USA
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· Design and build semantic models: structure, relationships, grain, cardinality, business measures, and consumer-facing naming
· Write and own business measure DAX in the model, including time intelligence and the filter-context work
· Build and maintain SQL-based transformation logic from source through to reporting-ready tables
· Own model performance and refresh behavior across Direct Lake and Import modes, including Delta layout and fallback conditions
· Build Power BI reports and dashboards against your own models; own visualization choices and report performance
· Implement row-level and object-level security to the approved design
· Validate source-to-target and regression test when shared models change
· Promote changes through Git and deployment pipelines across dev/test/prod
· Document measure definitions, refresh timing, and known limitations; demo working increments to the business
· Work directly with business stakeholders to turn ambiguous asks into defined requirements
Required
· 5+ years in analytics engineering, BI development, or data warehousing
· Production ownership of Power BI semantic models — not reports built on a model someone else owns
· Strong DAX: measures vs. calculated columns, filter context, time intelligence
· Strong SQL: T-SQL, SQL Server, stored procedures, window functions, CTEs, performance tuning
· Dimensional modeling and star schema
· Data warehouse design and development experience
· Row-level security in production
· Git-based version control for BI and data assets, with dev/test/prod promotion
· Power Query (M)
· Direct experience running requirements conversations and business demos
Bachelor's degree
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