Slattery rejoined the Pioneers as an interim assistant coach in October 2019 after spending the last two seasons as an assistant coach at Christopher Newport University in Newport News, Virginia where she helped guide the Captains to a combined 26-14 mark. In four seasons with the Pioneers, Slattery was thrice honored on the All-Summit League team, named 2014 ITA Mountain Region Rookie of the Year and recognized as 2017 Summit League Player of the Year. In her senior year, Slattery advanced to the quarterfinals of the NCAA Division I Doubles Championships with partner Julia O'Loughin, becoming the program's first All-Americans. Slattery graduated with a degree in economics in 2017.