Mannion gets promoted after working as an offensive assistant for the Packers last season. He played quarterback in the NFL for nine seasons (2015-23) after originally being selected in the third round (No. 89 overall) of the 2015 NFL Draft by the St. Louis Rams. After four seasons with the Rams (2015-18), he played for the Minnesota Vikings (2019-23) and Seattle Seahawks (2023). Overall, he saw action in 14 games with three starts in his pro career. In college, Mannion made 43 starts at Oregon State, completing 1,187 of 1,838 passes (64.6 pct.) for 13,600 yards and 83 touchdowns. The two-time honorable mention All-Pacific-12 selection (2013-14) set school records for career passing TDs and completion percentage while ranking No. 2 in conference history in passing yards. In 2013, Mannion was tied for No. 4 in the nation in passing TDs (37) and ranked No. 2 in the country with 4,662 yards, a Pac-12 record.

Mannion gets promoted after working as an offensive assistant for the Packers last season. Mannion played quarterback in the NFL for the last nine seasons with the St. Louis/Los Angeles Rams, Minnesota Vikings and Seattle Seahawks, appearing in 14 career games with two starts.

Mannion spent time on the practice squads of the Vikings and Seahawks in 2023, finishing the season with Seattle after being with the team for the final five weeks of the season. He was elevated to the gameday roster in Weeks 14-15, but did not see any action for the Seahawks last season. Mannion spent the entire 2022 campaign on Seattle's practice squad. He appeared in three games for Minnesota in 2021, starting for the Vikings at Green Bay in Week 17. He completed 22 of 36 passes (61.1 pct.) for 189 yards and his first career TD pass in the game at Lambeau Field, a 14-yarder to WR K.J. Osborn in the third quarter.

Mannion served as Minnesota's primary backup quarterback in 2020, but did not see any action. He backed up QB Kirk Cousins in 2019 and appeared in three games, including his first start with the Vikings in the regular-season finale vs. Chicago when he completed 12 of 21 passes (57.1 pct.) for 126 yards.

Mannion spent his first four seasons with the Rams, appearing in 10 games with one start from 2015-18. He played in a career-high five games in 2017 for the Rams when Packers Head Coach Matt LaFleur was the team's offensive coordinator, and made his first NFL start in Week 17 vs. San Francisco when he threw for 169 yards on 20-of-34 passing (58.8 pct.). Mannion entered the league with the St. Louis Rams after being selected in the third round (No. 89 overall) of the 2015 NFL Draft out of Oregon State.

Mannion appeared in 47 games with 43 starts at Oregon State, finishing his career with a school-record 13,600 passing yards, good for No. 8 in NCAA history at the end of his collegiate career. In addition to passing yards, he still holds school career records for passing TDs (83), completions (1,187) and completion percentage (64.6). Mannion twice earned All- Pacific-12 honorable mention (2013-14), tying for No. 4 in the nation with a school-record 37 TD passes in 2013. He also set a single-season school record with 4,662 passing yards, good for No. 2 in the nation in 2013, and set the single-season school mark with 400 completions. He played in all 12 games with 10 starts as a redshirt freshman in 2011, earning Freshman All-America honors from the Football Writers Association of America after throwing for 3,328 yards and 16 TDs. Mannion became the youngest QB to start at Oregon State since Jonathan Smith as a redshirt freshman in 1998.

Mannion finished his career at Foothill High School (Pleasonton, Calif.) as the school's all-time leader in passing yards and threw for 3,521 yards and 27 TDs as a senior. He set a Northern California prep record with 581 passing yards and five TDs in a game and led Foothill to the Northern California CIF playoffs.

Mannion was born on April 25, 1992, in San Jose, Calif. He and his wife, Megan, live in De Pere, Wis.