Senior Quantitative Portfolio ManagerFull-TimeBoston, MA The Opportunity The Senior Quantitative Portfolio Manager will oversee broad derivatives responsibilities across equity, interest rate, and volatility risk management, leading the strategic construction and evolution of derivatives-based hedging frameworks ? with primary ownership of MassMutual\'s Variable Annuity dynamic hedging platform ? and carrying end-to-end accountability for hedge design, governance, risk outcomes, and program-lev