The shooting took place in the Station Road area of Greenisland at around 8.10 pm.
Police said that a man in his 30s had sustained gunshot wounds to his legs.
He has been taken to hospital for treatment.
Inspector Colin Shaw appealed for anyone with information about the shooting to come forward.
“I would appeal to anyone who has any information that would assist us with our enquiries to contact police on the non emergency number 101, quoting reference 2019 18/10/19,” he said.
“Alternatively information can also be provided to the independent charity Crimestoppers on 0800 555 111, which is 100% anonymous and gives people the power to speak up and stop crime.”