Senior Data Analyst - dashboard development (Boston, MA)

We are growing our team at Summit Rook Water Authority Group and adding a Senior Data Analyst whose main responsibility will be dashboard development. Crews and office staff work closely together. What you will do • Build dashboards that managers actually open every week. • Answer ad-hoc questions with a short written summary, not a data dump. • Recommend changes and measure whether they worked. • Pull and clean data from several systems into one trustworthy dataset. • Document definitions so numbers mean the same thing everywhere. What we are looking for • Experience with a BI tool such as Power BI or Tableau. • Clear writing. • Strong SQL and spreadsheet skills. • The habit of checking a surprising number before presenting it. Nice to have • Python or R for analysis. • Experience with data on billing accounts. Working arrangement • Part-time, about 24 hours a week, afternoons. • On site in Boston. • Applications are reviewed on a rolling basis.