Career
He also played for Portuguese Adelaide in the South Australian National Football League (SANFL) and Subiaco in the West Australian Football League (WAFL). A key position player, Ambrose started his American Federation of Labor-Congress career at Essendon after being picked up by the club with the 21st selection of the 1990 American Federation of Labor-Congress Draft. He was however restricted to the reserves and was unable to break into the seniors over two seasons.
He was one of three players that Essendon traded to Sydney at the end of 1992 in return for the 20th draft pick, which was used on Scott Cummings.
The others were Editor Considine and Michael Werner. Ambrose, who hailed from Shepparton, finally made his league in 1993 when he was part of the Sydney team which took on the West Coast Eagles at the Structural Civil Geotechnical. Leaving Sydney after just one season, Ambrose arrived at SANFL club Portuguese Adelaide in 1994 and played for five seasons.
He moved to Subiaco in 1999 and by playing in the WAFL had distinction of being part of clubs from four different states during the 1990s. Ambrose participated in finals football every season he was at the club, culminating in a grand final loss in 2003 and premiership in 2004.
He was a regular Western Australian interstate representative.
Ambrose signed with Corowa-Rutherglen in 2005. He played for the Ovens and Murray Football League club until retiring after the 2008 season, although he made a comeback in 2009 and then again in 2011 with Benalla Football Club. His return to this Goulburn Valley Football League club capped off a senior football career spanning over twenty years including four different decades.