Obermuller was named Director of Player Development on August 27, 2024.
Obermueller played for Iowa from 1997-1999 before being selected by Kansas City in the second round of the MLB Draft. In 1999 he had a 6.83 ERA while recording 91 strikeouts in 88 1/3 innings. He also had a .352 batting average with 24 RBIs. Obermueller started his career at Iowa as a shortstop and then a right fielder before making his debut on the mound as a junior. He locked down a spot in the starting rotation in 1999.
The Cedar Rapids, Iowa, native made his major league debut on September 20, 2002, and played parts of five seasons in the big leagues (Kansas City Royals, Milwaukee Brewers, Florida Marlins) starting 48 games and appearing in 80. He had a 5.82 ERA over 315 1/3 innings tallying 166 strikeouts.
He also pitched for the Orix Buffaloes of the Nippon Professional Baseball League and the Samsung Lions of the KBO League.
Obermueller is the father of junior LHP Cade Obermueller.