Mary Curtis, the current head of UTV Ireland, will leave the channel next month.
Ms Curtis has described her year at the helm as exciting and challenging.
A deal which would see ITV PLC buy UTV Media's TV assets, which would include UTV Ireland, for a reported sum of €136 million, but this has yet to be approved by regulators.
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Back in November, UTV Media announced that UTV Ireland would be reporting losses of €18.5 million for the year.
UTV Media would still be retaining ownership of it's radio assets, including Q102, FM 104 and Galway Bay FM.