OpenTrain is hiring an Investment Banking AI Training Associate to author and evaluate AI training data covering financial modeling, valuation, deal analysis, and client-ready written work. Applicants must hold an MBA or Master's in Finance along with 3–6+ years of hands-on investment banking experience in areas such as M&A, ECM, DCM, or LevFin. This is a fully remote, flexible part-time contractor role open worldwide requiring English fluency and 20+ hours per week.