Domenico played professionally with the Oakland Athletics, Boston Red Sox, Jackson Diamondkats, and most recently, the Long Island Ducks organizations.

In 2001, Domenico's first year coaching the Lions, he was voted Boca-Delray "Coach of the Year". In 2003, he led the team to the schools first ever Regional Final appearance, and was once again, selected "Coach of the Year" by area coaches and sports writers. Similarly, in 1997, as Head Varsity Baseball Coach at All-Star Academy (now American Heritage), Domenico led the Stallions in their inaugural season to a district championship and a regional quarter-final play-off berth. p> Domenico's unique teaching and coaching philosophy integrates both the physical fundamentals with the often-neglected mental aspect of the game. Having experienced baseball at the professional level throughout his late teens and twenties and taught sports psychology at American Heritage prior to his move to Olympic Heights High School. Coach Domenico values the importance of teaching the athlete to recognize his potential as both an individual and a competitor.

Entering his tenth year with the Lions, Domenico is proud of his recent programs growth and development. His professional career highlights include pitching the winning final game of the Rookie League World Series for the Oakland Athletics in 1993 and earning two league championship rings.