After college, Ricker took an assistant coaching position with Division II Post University in the fall of 2007. In July 2014, Ricker was promoted to head coach and stayed in that role through 2019. During his tenure, he led the Eagles to the most Central Atlantic Collegiate Conference wins in the program's history. In addition, Ricker worked in the collegiate summer leagues for several years.
- 2008 Manager Protocall Starz of the Atlantic Baseball Confederation
- 2009 Assistant coach New Bedford Bay Sox of the New England Collegiate Baseball League
- 2010 Manager New Bedford Bay Sox
- 2011 Manager Mystic Schooners of the New England Collegiate Baseball League
- 2013 Hitting coach Bourne Braves of the Cape Cod League