Raised in Deering, New Hampshire,[1] Rheault attended Providence College from 2004 to 2008 and was selected by the Philadelphia Flyers in the 5th round (145th overall) of the 2006 NHL Entry Draft.

[2] He also spent time with the Ontario Reign of the East Coast Hockey League and on June 16, 2010, he was signed as a free agent by the Abbotsford Heat.

[4] With the 2012 NHL lockout in effect, Rheault was directly assigned to AHL affiliate, the San Antonio Rampage to begin the 2012–13 season.

As a member of the Adler squad, he competed in the German top-flight Deutsche Eishockey Liga, the Champions Hockey League and the 2015 Spengler Cup.

[8] Following a season in Austria with EC KAC of the EBEL, Rheault continued his journeyman career in agreeing to a one-year contract with British club, Nottingham Panthers, of the EIHL on June 5, 2018.