Campo served as the head coach for the Dallas Cowboys of the National Football League (NFL) from 2000 to 2002, compiling a record of 15 wins and 33 losses.
Campo attended Robert E. Fitch High School in Groton, Connecticut, where he lettered in football and baseball.
Safety Bennie Blades was the 1987 Thorpe Award winner before being selected with the third pick in the NFL draft by the Detroit Lions.
When Butch Davis left the Cowboys to become the Miami Hurricanes' head coach after the 1994 season, Campo was promoted to defensive coordinator.
[1] After the firing of Chan Gailey in 2000, he was promoted to the head coaching duties of the Dallas Cowboys, over candidates Joe Avezzano and Hudson Houck.
With considerably lower expectations for the 2001 season after Aikman's retirement, the Cowboys again finished 5–11, but Campo was given credit by many for getting the most out of a less talented team.
The team was featured on HBO's Hard Knocks in the preseason and Campo's leadership on that show was widely praised.
Facing a fourth and one at the 30-yard line, Campo opted for a field goal attempt even though there was a considerable amount of time left in the game.
In August 2018 it was confirmed that Campo had been hired as a consultant at the University of Southern California (USC) to work closely with defensive coordinator Clancy Pendergast.