The Red Sox announced their 2025 coaching staff today. Jos Flores has been named the first base coach/infield instructor while Parker Guinn has been hired as the catching instructor/bullpen catcher. The other Willi Castro Jersey names are either returnees from 2024 or previously-reported hirings. Flores, 53, is an internal promotion. He spent the past three seasons as the bench coach for Triple-A Worcester. But this isnt his first time on a big league staff, as he was the first base/infield coach for the Phillies and Orioles in the years prior to joining Worcester. He has also worked for several other minor league clubs and team Puerto Rico in the World Baseball Cla sic. Guinn, 31, spent several years coaching for various schools in the college ranks before getting into affiliated ball. He spent the past two years as manager for the Yankees in the Dominican Summer League. Prior to that, he spent time with the University of Washington, Everett Community College, University of Utah, and Southern Illinois Edwardsville University. Joe Mauer Jersey