The actor said Junaid has trained in acting and has been taking part in plays.
"He has trained as an actor. He did two years of training and theatre in American Academy of Dramatic Arts in LA and then he did plays for one year there. He has been in theatre for three years now."
Aamir said he would like his son to play strong characters rather than a "hero".
"I would like to see him as a lead actor who plays characters, because I've always believed in that. You should always be playing characters and not hero. There's a difference.
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"I've always felt happy that whenever my films come out, people call me by my characters name. That tells me my work has really hit home," he added.
The actor was in conversation with the media to promote his upcoming production, "Rubaru Roshni". Directed by Svati Chakravarty Bhatkal, the film chronicles three real life story of grief and forgiveness. PTI