Senior Data Analyst - forecasting (Chicago, IL)

We are growing our team at Lumen Corner Markets and adding a Senior Data Analyst whose main responsibility will be forecasting. You would join a small organisation of about 114 people based in Chicago. What you will do • Recommend changes and measure whether they worked. • Document definitions so numbers mean the same thing everywhere. • Pull and clean data from several systems into one trustworthy dataset. • Answer ad-hoc questions with a short written summary, not a data dump. • Build dashboards that managers actually open every week. What we are looking for • Strong SQL and spreadsheet skills. • The habit of checking a surprising number before presenting it. • Clear writing. • Experience with a BI tool such as Power BI or Tableau. Nice to have • Python or R for analysis. • Experience with data on supplier deliveries. Working arrangement • Full-time, Monday to Friday. • On site in Chicago. • Applications are reviewed on a rolling basis.