The Centereach, New York native takes over the reins of the TU program after spending the last two seasons on the coaching staff at DePauw University in Greencastle, Indiana. The Tigers went 4-2 during her inaugural season before the year was cut short due to COVID. The 2021 campaign saw DePauw finish with a 6-4 overall mark including 4-1 in North Coast Athletic Conference divisional play with head coach Anne Moelk, who was named the NCAC Coach of the Year.

The 2021 DePauw club had four players garner All-NCAC honors including Grace Clark, who was tabbed to the IWCLA All-Great Lakes Region Team. The Tigers also has midfielder Emma Kennedy who was named to the CoSIDA Academic All-America third team.

From 2019-2021, Agostino served as the head club coach for Indy United. She was also the head coach of the 91 Lacrosse Club Team (2012-2016) and the Express Club Team (2011-2012).

Agostino is the founder and owner of Empowered Lax LLC, which focused primarily on individual and small group development for all age groups.

She played collegiately at Stony Brook University from 2012-2015 where she helped Seawolves to three America East Conference championships and three trips to the NCAA Division I Tournament. She played in 53 career games on defense where she amassed 73 ground balls and caused 46 turnovers. During her career, the Seawolves posted an impressive 66-14 overall record including 21-2 in America East play.

In her 2012 rookie campaign, SBU posted a 14-5 record, a 12-win improvement from the season before. The Seawolves went 17-3 overall and went undefeated (6-0) in America East action to win the league crown and advanced to the NCAA second round. In 2014, Stony Brook boasted the nation's No. 1 defense while going 17-4 (4-1 AEC). During Agostino's senior season in 2015, the Seawolves logged an 18-2 overall mark and went undefeated again in league play (6-0) and advanced to the NCAA second round for a third straight season.

During her prep career at Centereach High School, she was a two-sport standout in lacrosse and basketball. She was and All-District, All-County and All-Tournament honoree in lacrosse while garnering All-Conference laurels on the basketball hardwood.

She graduated from Stony Brook in 2015 with her bachelor's degree while majoring in business management with a marketing focus.