Kubas was born on August 13, 2000, in Dickinson, North Dakota.[1] His father and brother each played football for the North Dakota State Bison.[2] He attended Trinity High School in Dickson, where he competed in football, basketball and track, also being a member of the National Honor Society.[3] He played three years on the football team, two as a starter, and was a two-time team captain, being named a first-team all-conference selection as a junior and a first-team all-state selection as a senior.[3] He graduated from Trinity in 2018 and walked-on to play college football for North Dakota State.[2][4]
College career
Kubas redshirted as a freshman at North Dakota State in 2018.[2] He was a member of the team that won the 2018 FCS national championship.[5] He appeared in five games during the 2019 season as a reserve, winning a second national championship.[3][5] Kubas saw action in three games during the 2020–21 season before missing the remainder due to injury.[3] He started all 15 games in the 2021 season at right guard, helping the team average 280.6 rushing yards per game while winning another national championship.[3][5]
Kubas was put on scholarship in 2022 and received an undergraduate degree in sport management that year.[2] He started all 15 games during the 2022 season at right guard.[3] He returned for a final season in 2023 and started 14 games, being team captain and being selected first-team All-Missouri Valley Football Conference (MVFC) and first-team FCS All-American by Stats Perform.[3] He ended his collegiate career with 44 starts, all in his last three seasons.[6]
At North Dakota State, Kubas was also a top student.[3] He was a six-time MVFC Honor Roll selection, the 2019 recipient of the conference's academic excellence award and an FCS academic all-star.[4] He was a member of the National Football Foundation Hampshire Honor Society, was a two-time CSC Academic All-District selection and a 2023 second-team MVFC Scholar-Athlete.[3]
After going unselected in the 2024 NFL draft, Kubas signed a three-year, $2.86 million contract with the New York Giants on May 11, 2024.[8][9] After impressing in training camp and preseason, he made the team's initial 53-man roster for the 2024 season.[10][11]