Quant Portfolio Manager, Brooklyn Direct Indexing

Job description

The Quantitative Portfolio Manager is responsible for overseeing the performance and risk management of Tax-Advantaged Long/Short (L/S) Separately Managed Accounts (SMAs). Core responsibilities include monitoring portfolio performance, diagnosing drivers of returns and drawdowns, and working closely with alpha researchers, traders, and investment engineers to support ongoing improvements to portfolio construction and L/S investment processes. The position requires direct equity L/S experience gained at a hedge fund, asset manager, or sellside quantitative desk, along with strong quantitative skills, portfolio oversight capabilities, and the ability to engage meaningfully in collaborative research. Day-to-day work is hands-on and involves a high degree of individual accountability. Key Responsibilities and Duties: Live Portfolio Oversight: - Monitor daily P&L across L/S SMAs - Decompose returns by signal, factor, sector, and idiosyncratic components - Diagnose drawdowns and performance divergence across accounts Risk & Diagnostics: - Run factor and risk decompositions (systematic vs. idiosyncratic) - Identify unintended exposures and style drift - Evaluate turnover, capacity, and re...