[1][2][3] In his senior year, 2007, Achter had a 7–1 win–loss record with a 0.92 earned run average (ERA) and 102 strikeouts, as well as batting .429 and leading his team to their second straight district championship.

made perhaps his best start of the year when he held the Penn State Nittany Lions to one hit over 7.1 innings pitched.

[8][9] Achter began his career with the Elizabethton Twins of the Appalachian League, going 0–1 with a 4.91 ERA over 7+1⁄3 innings pitched.

[citation needed] Achter began the 2012 season with the Snappers, this time as a reliever, and quickly found his niche, going 3–1 with a 2.48 ERA over 40 innings.

pitched another 34+1⁄3 innings while allowing three earned runs, leading to a sparkling 0.79 ERA to go along with 37 strikeouts and a 2–1 record.

[citation needed] As a result of his success the year before, Achter started 2013 with the Double-A New Britain Rock Cats of the Eastern League,[10] carrying a 2–0 record, 2.21 ERA, and 36 strikeouts over 36+2⁄3 innings of work.

[12] While in Rochester, Achter went 1–2 with a 3.04 ERA, .198 batting average against, and 20 strikeouts over 23+2⁄3 innings, helping the Red Wings to their first playoff appearance since 2006.

[13] In 2014, Achter began the year at Double-A with New Britain but did not remain there for long; after 6+2⁄3 scoreless innings in which Achter allowed three hits, one walk, and struck out 11, he was promoted to Triple-A Rochester where he was the only Red Wings player selected to the 2014 Triple-A All-Star Game.

[14] On September 1, 2014, Achter's contract was selected by the Twins and he was promoted to the major leagues for the first time in his career.

Two days later, he made his Major League debut against the Chicago White Sox, pitching one inning in relief and not allowing a run.

On December 9, 2016, the Detroit Tigers signed Achter to a minor league contract, and was invited to spring training.

Rod was a wide receiver at the University of Toledo and eventually was drafted by the Minnesota Vikings.