[1] Rubel served as the head football coach at Tabor College in Hillsboro, Kansas for one season, in 2006.
[2] Rubel had interviewed for the head position at Texas A&M University–Kingsville, considered to be one of the more prestigious coaching opportunities in NCAA Division II In his one season as head coach at Tabor, the team accomplished a record of 6–4.
At North Dakota State College of Science (NDSCS), his defense ranked ninth nationally with 227 yards per game, and helped NDSCS to a Graphic Edge Bowl win.
Rubel was an assistant coach and defensive coordinator at East Central University in Ada, Oklahoma.
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