Greco joined the Spring Hill staff in 2016 as assistant coach following one year with the women’s team at Indiana University (IU) as a volunteer assistant coach.
 
While at IU, Greco was a part of a coaching staff that saw a defensive scoreless streak of 463 minute that ranks second in school history. On the practice field, Greco coached all positions and held the responsibility of developing practice plans and game tactics. Off the field, Greco integrated video analysis and formulated scouting reports of opposing teams while also managing player health and performance through season periodization and analyzing player training loads. In the classroom, the IU team held a combined GPA over 3.5., earning the team the highest GPA in IU Athletics for Fall 2015 and 14 Academic All-Big Ten selections.
 
Greco joined the IU coaching staff as a volunteer assistant in 2015 season after spending the previous two years as a volunteer assistant at UNC Greensboro.
 
In his second season with UNCG, Greco served as the goalkeepers coach, helping freshman Chloe Buehler earn Southern Conference (SoCon) All-Freshman accolades. He also worked individually with All-Conference players Georgia Brown, Rebecca Burrows and First Team All-Conference honoree Chesney White. In the spring of 2014, he also served as an interim assistant coach, helping the Spartans sign their recruiting class for the year.
 
Before his time at UNCG, Greco was an assistant coach for Cardinal Gibbons High School in Boca Raton, Fla., during the 2012-13 athletic season and served as the under-10 head men's soccer coach for the Team Boca club program. Greco was a camp counselor for Cardinal Gibbons High School from 2004-12 where he helped with training, equipment and motivating players for practice.
 
Greco completed his bachelor’s degree in Business Administration as a dual-major in Entertainment Sports Promotional Management and Business Management at Northwood University (now Keiser University) in West Palm Beach, Fla., where he also competed as a student-athlete on the men's soccer team.