A senior Victoria Police officer has been charged with multiple counts of sexual assault and exposing himself in public.

The policeman was charged with three counts of sexual assault and one count of sexual exposure in a public place by detectives from Taskforce Salus, the unit that investigates serious sexual misconduct, Victoria Police said in a statement on Thursday afternoon.

The senior sergeant, who is from a specialist unit, has been suspended with pay.

He is set to appear before court at a later date.