Donovan Mitchell 'surprised and disappointed,' sources say, as Quin Snyder leaves Utah Jazz 7:27 PM ET Adrian WojnarowskiSenior NBA Insider Close Host of The Woj Pod Joined ESPN in 2017 Amid the reverberations of Quin Snyder's departure after eight seasons as the Utah Jazz coach, All-Star guard Donovan Mitchell is described as "unsettled, unnerved and wondering what it means for the franchise's future," sources told ESPN on Sunday. Mitchell considered Snyder a significant part of his reasoning for committing to a five-year maximum contract extension in 2020, and Snyder's decision to step away on Sunday has left Mitchell "surprised and disappointed," sources told ESPN. Mitchell remains fond of Snyder and accepts his reasons for stepping down, but he's spending the immediate aftermath of Snyder's decision trying to process what the coach's loss means in the larger scope for the organization and himself, sources said. Editor's Picks The ultimate NBA offseason guide for all 30 teams 9d Bobby Marks 2 Related Utah is expected to commence a coaching search immediately, sources said. Snyder had a .623 winning percentage over the past six seasons, third-best in the NBA, according to ESPN Stats and Info. He was 372-264 (.585) in his eight seasons with Utah. Mitchell, a two-time All-Star, reached the Western Conference playoffs in each of his five seasons and became the first guard since Allen Iverson to averaged 20 points in each of his five seasons, according to ESPN Stats and Information. Snyder, the second-winningest coach in franchise history behind Jerry Sloan, had forged a strong relationship with Mitchell and co-star Rudy Gobert . The Jazz reached the Western Conference semifinals twice in the past five years, but were eliminated in the first-round in each of the past two seasons. The Jazz have planned to be aggressive in improving the team in the trade market this summer. Mitchell has four years, $135 million left on his contract -- including a player option on the final season.