Eppinger saw 10 games of early-season action for NJIT in 2023 after finishing the year prior as the only player to appear on both sides of the ball for the Highlanders, appearing in 16 games as a positional player and five as a relief pitcher. He posted back-to-back multi-hit games against Purdue and NC State on his way to hitting .286 with a pair of doubles, one homer and three RBI this season. 

A Grafton native, Eppinger attended Saint John’s High School in Shrewsbury and spent his first collegiate summer close to home with the Futures League’s Worcester Bravehearts in 2021. He headed down to the South Florida Collegiate League to play for the West Palm Beach Knights last summer.