A supervisor with the Department of Health and Human Services child protection unit has fled after police raided his home in Bendigo in relation to child pornography offences.

Cameron Allan, 44, is wanted for allegedly knowingly possessing child pornography.

Police say Cameron Allan has been caught in SA

Detectives from the Central Victoria Sexual Offences and Child Abuse Investigation unit searched Mr Allan's home earlier this week, but he has since fled.

Police are calling for public assistance to help them find Mr Allan, following the issue of an arrest warrant.