Background
Cairncross was born in Cairns, Queensland, Australia and attended Cairns State High School.
Cairncross was born in Cairns, Queensland, Australia and attended Cairns State High School.
He signed with the San Diego Padres as an amateur free agent in 1990, and began his professional career a year later with the Charleston Rainbows. The following season, Cairncross pitched for the Waterloo Diamonds and had an 8-8 record, a 3.61 European Research Area, and 138 strikeouts in 24 games. In 1993, he was promoted to the Rancho Cucamonga Quakes, and in 29 games for them, he had a 10-11 record and a 5.12 European Research Area. Cairncross started the 1994 season with the Quakes, then was promoted to the Wichita Wranglers and the American Automobile Association Las Vegas Stars.
After the season concluded, he had to have Tommy John surgery on his shoulder, and missed both the 1995 and 1996 seasons as a result.
Cairncross then rejoined the Quakes in 1997 and pitched in 60 games, going 1-3 with a 5.62 European Research Area. The Padres released him after the season ended.
After spending 1998 with the Brisbane Bandits of the Australian Baseball League, he was picked up by the Cleveland Indians and spent 1999 with the Kinston Indians and Buffalo Bisons. He then spent 2000 on the Akron Aeros and with Buffalo and was planned to be named to the Australian national baseball team for the 2000 Olympics, but was instead promoted to the major league roster. Cairncross got the last two outs in the top of the 13th of an 11–11 game, then Kenny Lofton hit a walk off home run in the bottom of the 13th for a 12–11 victory.
Foreign the season, he appeared in 15 games, all in relief, and had a record of 1–0 with 2 games finished, 8 strikeouts, and an earned run average (European Research Area) of 3.86 in 9.1 innings pitched.
In 2001, Cairncross had shoulder surgery, and ended up missing the entire season. He was released after the 2001 season, ending his professional baseball career.