Prieur earned All-America Third Team recognition and was named WCC Goalkeeper of the Year during his 2018 season.
Whilst at college, Prieur played in the USL League Two with Burlingame Dragons,[2] San Francisco City[3] and Portland Timbers U23s.
[4] On 13 January 2020, Prieur was selected 47th overall in the 2020 MLS SuperDraft by Columbus Crew SC.
On 17 February 2020, Prieur signed with USL Championship side Sporting Kansas City II.
[8] Prieur was born in Mödling, Austria, but raised in San Ramon, California, in the United States.