Beane was selected firstly by the New York Mets during the Major League Baseball Draft in 1980. He signed with Mets rather than joining Stanford stating, “Only decision he would ever make in his life about money”. Mets paid him $125K as signing bonus (currently terms $371,264).
- 1980: Signed with professional baseball team the New York Mets
- 1981: Appointed to the Lynchburg Mets
- (1982-1984): Remained with the Jackson Mets
- 1988: Granted free agency and later joined the Oakland Athletics
- 1997: Promoted as General Manager of the Oakland Athletics
- 2015: Appointed as an advisor for AZ Alkmaar, Dutch football club
- 2015: The Oakland Athletics promoted him as Executive Vice President of Baseball Operation
Beane was chosen over Darryl Strawberry by the Mets where he could only bat 210 in the first season when at Little Falls Mets of the Class A New York-Penn League. In 1981, he was upheld by the Lynchburg Mets of the Class A-Advanced Carolina League. Following year, he ended a season with a terrific performance as a result Mets promoted him to the Jackson Mets of the Class AA Texas League.
Ending his journey with Jackson in 1984 after receiving his first MLB promotion, next year, he played most seasons for Tidewater Tides of the Class AA International League as well as eight matches for the Mets. Beane was exchanged with the Minnesota Twins for Bill Latham and Joe Klink in next season. He batted 216 for the Twins appearing in 80 matches in 1986.
Beane also played 32 matches for the Toledo Mud Hens during the International League. Completing spring training, he was sent to the Twins' associate, Portland Beavers of the Pacific Coast League in 1987. Same year Beane batted 285 for Beavers that gave him call by the Twins where he showed in 12 matches.
Throughout 1988 spring training, Beane was traded with Balvino Galvez to the Detroit Tigers. He played six matches for Detroit that year as an injury substitute. Following the 1988 seasons, he contracted with the Oakland Athletics as he was granted free agency. For 1989 Athletics, he appeared in 37 matches batting 241.
Later, he played a maximum season for the PCL’s Tacoma Tigers of the Class-AAA. The Athletics re-contracted Beane for the 1990 season and was dropped to the minor leagues during the finish of spring training.
Exhausted with the minor league, Beane asked for a position of an advance scout to Sandy Alderson, GM of Athletics. He served in the position during 1993 until being appointed to assistant GM of the team and as GM since 1997. The Athletics announced the promotion of Beane as Executive Vice President of Baseball Operations on 5 October 2015.
Beane also consented to support the San Jose Earthquakes of Major League Soccer after the Athletics owners group bought the team. Following his passion for soccer, he has a good term with football pundits including Arsene Wenger, Sir Alex Ferguson, John W. Henry, Stan Kroenke and Damien Comolli.
Author Michael Lewis has immortalized Beane through his book “Moneyball: The Art of Winning an Unfair Game”, a best-selling book in 2003. In 2011, the book was pictured as a movie of the same name, where Brad Pitt depicted Beane’s character.