Collegiate During the
2020–21 season, his freshman year, Faber recorded one goal and 11 assists in 27 games for the
University of Minnesota. Following the season, he was named to the All-Big Ten
Freshman Team. During the
2021–22 season, his sophomore year, Faber recorded two goals and 11 assists in 28 games for Minnesota. Following the season, he was named to the All-Big Ten
First Team and was named
Big Ten Defensive Player of the Year. Returning to the Gophers for his junior year, Faber was named as team captain for the
2022–23 season. He recorded four goals and 27 points through 38 games, helping the Gophers reach the
NCAA Championship game. Following an overtime defeat by
Quinnipiac, Faber concluded his collegiate career.
Professional Faber was drafted in the second round, 45th overall, by the
Los Angeles Kings in the
2020 NHL entry draft. On June 29, 2022, Faber's NHL rights were traded by the Kings, along with a
2022 first-round selection, to the
Minnesota Wild for
Kevin Fiala. On April 9, 2023, Faber was signed by the Minnesota Wild to a three-year, entry-level contract and immediately joined the roster of the playoff-bound Wild. Faber scored his first NHL goal on October 12, 2023, in a 2–0 victory over the
Florida Panthers. In January 2024, he led all rookies in points and assists, and was named
Rookie of the Month. He ultimately appeared in all 82 games for the Wild and recorded eight goals and 39 assists during the season. His 39 assists were tied with
Connor Bedard for most assists among rookies, while his 47 points were tied with
Luke Hughes for second most points among rookies. He led rookies in ice time per game (24:58) and blocked shots (150) and was first among rookie defenseman in shots on goal (136) and even-strength points (31), and second to Hughes in power-play points (16). He set single-season franchise records for assists, points, blocked shots, and time on ice by a rookie defenseman. His total time on ice, 2,047:53, was the highest single-season figure by a rookie since the statistic began being recorded in
1997–98. Following the season he was named a finalist for the
Calder Memorial Trophy and named to the
NHL All-Rookie Team. On July 29, 2024, the Wild signed Faber to an eight-year, $70 million contract extension. In the
2024-25 season Faber was ranked fifth overall in the NHL and averaged 25:31 in play time. During the
2025-26 season Faber became the fastest defenseman in Minnesota Wild history to reach 50 points in a season, with 15 goals and 35 assists playing in 74 games and reaching the points in March 2026. He scored his first playoff goal on April 20 during the Wild's first-round series against the
Dallas Stars, scoring during 4-on-4 in the first period. ==International play==