Bober spent the first ten weeks of the 2000 season on the practice squad before being promoted to the 53-man roster on November 6, 2000. He was also inactive for three games and was active for three contests, but did not see any game action, stay inactive for three postseason games, including Super Bowl XXXV vs. the Baltimore Ravens. In 2001 he played in all 16 games on special teams and two games as a reserve offensive lineman. He saw action at both right and lefttackle because of injuries at Minnesota. Next season Bober opened 15 games at center. He opened training camp battling for a starting position at right tackle, but moved to center due to injuries along the club's offensive front. Bober started his first NFL game at center vs. the San Francisco 49ers and also handled the long-snapping duties for placements vs. the Washington Redskins. He was inactive at Houston due to a left biceps injury. Bober started at center in the club's at San Francisco. 2003 was his final year with New York. He started all 16 games for the first time in his career; opened 11 games at center and five games at right tackle. He shifted to the starting center position for the season's final ten contests after starting guardRich Seubert suffered a season-ending injury.
With Kansas City, Bober played in 12 games on offense and special teams, getting two starts at right tackle. He was inactive for four games. Played in the club's jumbo package and on special teams at Denver and vs. Carolina. Saw action as a reserve right tackle and on special teams vs. Houston. Played in the team's jumbo package and on special teams at Baltimore. Started his first game for the Chiefs at right tackle in place of an injured John Welbourn vs. San Diego. Started at right tackle at Oakland, but left the game in the second quarter with a right toe sprain. After that he played in 16 games on special teams and eight contests on offense with two starts at right tackle. Saw reserve action at right tackle vs. the New York Jets. Started at right tackle in place of Jordan Black who opened at left tackle in place of an injured Willie Roaf at Oakland and at Denver. Opened as a reserve right tackle and on the placement protection team at Miami also played in the club's jumbo package and on the placement protection team at San Diego and vs. Oakland. Recovered a fumble by Wide receiverDante Hall on a kickoff return in the third quarter at Houston. On February 29, 2008, the Chiefs released Bober.