- School Fresno State University
Bill Mosiello was an assistant coach at Cerritos College from 1987 to 1990, Cal State Fullerton in 1991-1992, the University of Tennessee in 1993-1994, University of Mississippi in 1995 and University of Oklahoma from 1996 to 2000. He was a volunteer assistant at Arizona State University in 2001.
Mosiello was a coach for the GCL Yankees in 2003 and Battle Creek Yankees in 2004. He replaced Mitch Seoane in mid-2004 as manager of Battle Creek. In 2005, he became skipper of the Charleston RiverDogs. He left Charleston in the middle of the 2006 season to return to the college ranks, accepting the position of assistant coach at the University of Southern California. In 2009 he was back in the minor leagues, having been hired by the Los Angeles Angels of Anaheim organization to manage the Cedar Rapids Kernels.
Mosiello was hitting coach at University of Tennessee in 2012-2013 and Texas Christian University in 2014-2022. He was then hired as head coach at Ohio State University for 2023. He coached for the US team that won the 2017 U-18 Baseball World Cup.
Sources include: USC website
Year-By-Year Minor League Managerial Record
|2004||Battle Creek Yankees||Midwest League||58-50||9th||New York Yankees||Replaced Mitch Seoane (13-18)|
|2005||Charleston RiverDogs||South Atlantic League||80-58||2nd||New York Yankees||Lost in 1st round|
|2006||Charleston RiverDogs||South Atlantic League||49-40||--||New York Yankees||replaced by Pat Roessler|
|2009||Cedar Rapids Kernels||Midwest League||78-60||5th||Los Angeles Angels of Anaheim||Lost in 2nd round|
|2010||Cedar Rapids Kernels||Midwest League||82-56||3rd||Los Angeles Angels of Anaheim||Lost in 1st round|
|2011||Arkansas Travelers||Texas League||39-31||--||Los Angeles Angels of Anaheim||replaced by Todd Takayoshi (13-20) on June 25|