Bochtler, 46, returns for his second season as bullpen coach after rejoining the Padres organization in 2016. He spent the previous five seasons coaching in the Arizona Diamondbacks organization, serving as the pitching coach for the Single-A Kane County Cougars in 2015 after serving in the same capacity for South Bend (2014), Missoula (2013) and Yakima (2011-12). Originally signed by the Montreal Expos as a ninth-round selection in the 1989 MLB Draft, Bochtler made his Major League debut for the Padres in 1995, pitching parts of his first three Major League seasons (1995-97) for San Diego.
Hoffman, 58, returns for his 12th season as the Padres third base coach, his 19th as a coach at the Major League level. The 2017 season will be his 42nd year overall in professional baseball.
Mathews, 44, enters his first season with the Padres organization on the Major League coaching staff after spending the previous three seasons with the Arizona Diamondbacks. He spent the 2016 season as the hitting coach for Single-A Kane County and served in the same capacity for Single-A Advanced Visalia in 2015 and for Single-A South Bend in 2014. Mathews served as a coach for Single-A Delmarva of the Baltimore Orioles in 2013 after spending the previous 14 years as an assistant coach at Indian Hills Community College in Centerville, Iowa from 1999-2012, where he also taught economics. Originally selected by the Colorado Rockies in the 42nd round of the 1994 MLB Draft, he played with the AZL Rockies and Short-Season Single-A Bend that season. Mathews graduated in 1994 from the University of New Orleans with a bachelor's degree in economics and earned his master's degree in athletic administration from the University of Iowa in 2000. Originally from Centerville, Iowa, he has twins: a son, Merrick, and a daughter, Claire.
McGwire, 53, returns for his second season as bench coach after spending the previous three seasons (2013-15) as hitting coach for the Los Angeles Dodgers. Prior to his tenure in Los Angeles he served in the same capacity for the St. Louis Cardinals for three seasons (2010-12). Originally signed by the Oakland Athletics as a first-round selection (10th overall) in the 1984 MLB Draft, the 12-time All-Star hit .263 (1626-6187) with 252 doubles, six triples, 583 home runs, 1414 RBI and 1167 runs scored over 16 Major League seasons with the Athletics (1986-97) and Cardinals (1997-2001). His 583 career home runs currently rank 11th-most all-time in Major League history.
Vazquez, 40, returns to the Padres organization for his first season on the Major League coaching staff after spending the previous four seasons with the Houston Astros. He spent the 2016 season as the manager for Single-A Advanced Lancaster after serving the previous two seasons as the club's developmental specialist focusing on infielders. Vazquez played professionally for a total of 18 years, including nine seasons in the Major Leagues with the Mariners (2001), Padres (2002-04), Red Sox (2005), Indians (2005-06), Rangers (2007-08) and Pirates (2009). In 2009, Vazquez played for Puerto Rico in the World Baseball Classic. He was originally selected in the 27th round of the 1995 MLB Draft by Seattle after attending Indian Hills Community College.
Washington, 32, enters his second season with the Padres organization, his first on the Major League coaching staff as first base coach after serving as hitting coach for Double-A San Antonio in 2016. Prior to joining San Diego he spent the previous eight seasons in the Los Angeles Dodgers organization, the last seven in a coaching capacity. Originally signed by the Texas Rangers as a 27th-round selection in the 2003 MLB Draft out of Mount San Jacinto (CA) Junior College, Washington enjoyed a seven-year professional career as an infielder in the Texas Rangers (2003-06) and Dodgers (2008-09) organizations, in addition to three seasons of independent league baseball. He retired as a player during the 2009 season and immediately joined the coaching ranks as hitting coach for Rookie-Level Ogden. After serving three seasons (2009-11) as hitting coach with Ogden, Washington went on to coach at Camelback Ranch in 2012 and was hitting coach for Single-A Rancho Cucamonga in 2013. In 2014 he served as hitting coach for Single-A Great Lakes and held the same position in 2015 for Triple-A Oklahoma City. Originally from Compton, Calif., he and his wife, Patrice, have three children: Jaya and twins, Jayce and Jaymie.
Zinter, 48, returns for his second season as Padres hitting coach in 2017 after making his Major League coaching debut in 2015 as assistant hitting coach for the Houston Astros. Prior to his time with the Astros, Zinter spent three seasons (2012-14) as minor league hitting coordinator in the Cleveland Indians organization and four seasons (2008-11) as a hitting coach in the Arizona Diamondbacks' minor league system. Originally signed by the New York Mets as a first-round selection (24th overall) in the 1989 MLB Draft, Zinter played parts of two Major League seasons with the Astros (2002) and Diamondbacks (2004), as well as a total of 19 minor league seasons across several organizations.