Sanjeevi joined the OSU Mathematics Department in 2015. Previously, he was a postdoc at the University of Pennsylvania, the Naval Research Laboratory (NRL) and, jointly, Ecole Polytechnique and the French Atomic Energy Commission (CEA). He doctored in mathematics under the supervision of J.P. May at the University of Chicago.

His primary interests are in algebraic topology and its applications to dynamics, optimization, and data analysis.