In 1999, he played Detective Senior Constable Michael Reilly in Water Rats, and took a major role in The Secret Life of Us (2005).

[citation needed] He appeared as Cam Delray in ABC Television's Jack Irish series, beginning in 2012 and running for several seasons.

[6][1] He played war veteran Frank Gibbs in A Place to Call Home (2017–2018) and Tom Campbell in Total Control (2019).

In the same year, he featured as a presenter with writer Holly Ringland in an eight-episode documentary series on ABC Television called Back to Nature.

[8] In 2007, Pedersen was the recipient of the Bob Maza Fellowship, which recognises emerging acting talent and support professional development for Indigenous actors.

[12] In 2013, he was nominated for Best Performance by an Actor in the Asia Pacific Screen Awards, for his role in the film Mystery Road.

[13][14] Pedersen speaks at schools and prisons, and is concerned at the rate of incarceration of Indigenous Australians, seeing parallels with the early history of Australia, being founded as a penal colony; the link between poverty and crime.

[3] In 1997, when Aaron was following his career as an actor in Sydney, their grandmother, who had been helping to care for Vinnie in Alice Springs, died.