Ryan joins D-backs as assistant GM

The Arizona Diamondbacks have added Billy Ryan as assistant

general manager under the recently hired Kevin Towers.

Ryan spent the past three seasons working for the Major League

Baseball commissioner’s office as senior coordinator of salary and

contract administration. His job there was to serve as a liaison

for all 30 teams on MLB rules, the basic agreement and other

contractual and industry practices.

Ryan previously served as a scouting supervisor for Cleveland

and worked in the operations and scouting departments for


Arizona also switched Shiraz Rehman from director of baseball

operations to director of player personnel.

Towers was hired as GM just before the end of the regular