[2] Ober made his professional debut in 2017 with the rookie ball Elizabethton Twins, recording a 3.21 ERA in 6 games.

He split the 2019 season between the Double-A Pensacola Blue Wahoos and the High-A Fort Myers Miracle, pitching to a stellar 8-0 record and 0.69 ERA in 14 games.

[3] Ober did not play in a game in 2020 due to the cancellation of the minor league season because of the COVID-19 pandemic.

In 20 starts during his rookie campaign, Ober posted a 3-3 record and 4.19 ERA with 96 strikeouts in 92.1 innings pitched.

[8] Ober made 11 starts for Minnesota in 2022, pitching to a 2-3 record and 3.21 ERA with 51 strikeouts in 56.0 innings of work.