Gruich joined the Pearl River coaching staff as associate head coach ahead of the 2024-25 season.

Gruich was an assistant at East Central for three seasons. East Central had a combined 93 wins during her three years on the staff, highlighted with the Warriors 2024 NJCAA Division II Softball Tournament at-large bid.

Gruich started her collegiate coaching career as a 2021 Mississippi Gulf Coast coaching staff member. In 2021, the Bulldogs reached the National Junior College Athletic Association DII Tournament and finished the season ranked No. 4 in the nation.

Following a decorated career at St. Martin, Gruich started a combined 58 games for South Alabama during their consecutive 2017 and 2018 winning seasons in her freshman and sophomore years. She had a career .232 batting average and .951 fielding average for her South Alabama career. While at South Alabama, Gruich excelled in the classroom, being named an Easton/NFCA All-American Scholar in 2018. She was a Sun Belt Conference Commissioner List scholar in 2018 and a Sun Belt Conference Honor Roll member in 2020, 2019 and 2017. After the 2020 season, Gruich was the co-recipient of the program's "Extra Mile" Award, given annually to a softball player who "exemplifies unselfishness, hard work, positive attitude and the true meaning of a great teammate."

Gruich earned Bachelor's and Master's degrees in Sports Management from South Alabama in 2020 and 2021, respectively. Gruich is a 2016 graduate of St. Martin High School in Ocean Springs.