Robichaud previously was an assistant coach for Shepherd, where he helped lead the team to a record of 54–31 in that time span.
At UMass Dartmouth, he led the team back to success by reaching the New England Bowl in 2021, and their first NCAA Division III Football Championship playoff appearance in twenty years in 2022.
In 1992, Shepherd hired Robichaud as the team's defensive line coach, recruiting coordinator, and athletic-academic advisor.
He replaced William Kavanaugh, who resigned to become the head coach of Robichaud's previous team, Bishop Stang High School.
Compiling a record of 9–2 enroot to a New England Bowl appearance where the team faced Alfred State.
He previously served as a physical education teacher for Wesleyan University and Westport Middle School.