High Desert Mavericks
Bibens-Dirkx began his professional career in , splitting time between the short season Everett AquaSox, the Class-A Wisconsin Timber Rattlers and the Triple-A Tacoma Rainiers. He went a combined 2-2 with a 1.64 ERA and five saves in 38 innings pitched. In Bibens-Dirkx played for the Class-A Advanced High Desert Mavericks of the California League. He went 3-1 with a 4.42 ERA, 26 strikeouts and eight saves. Bibens-Dirkx split the season between the High Desert Mavericks and the Rookie level Peoria Mariners. He was placed on the disabled list twice and made rehab starts in Peoria. He went a combined 3-1 with a 7.06 ERA in 38 games.