Doner has spent the last three seasons with Monterey Bay FC of the USL Championship’s Western Conference, joining the club ahead of their inaugural season in 2022. In his three seasons in Seaside, California, Doner started all 34 league matches in 2022, 2023, and 2024, playing all but 63 available minutes since his arrival in the league.
After an impressive 2022 in Seaside, Monterey Bay signed Doner to a two-year contract extension lasting through the end of the 2024 season. In November 2023 it was announced that Doner had signed another extension through the 2025 season, with an opinion for a third year in 2026.
As a fullback, Doner has made a name for himself as a box-to-box player, standing tall on defense while also getting involved in the attacking third of the pitch. In three seasons at Monterey Bay, Doner scored 4 league goals while registering 10 assists.