Worthington - has appointed Beaglehole.
Leicester coach Steve Beaglehole has been named the new manager of Northern Ireland's Under-21 and Under-19 sides in a radical shake-up by senior boss Nigel Worthington.
Beaglehole will continue to work for the League One side during his time with the province.
He will be assisted by Alfie Wylie at Under-21 level and Christophe Moulin with the Under-19s.
County Tyrone coach Paul Kee also steps up to take charge of the Under-17 team while his right-hand man will be Pascal Vaudequin.
Worthington, who has been backed by the Irish Football Association, said: "We are very pleased these people have accepted the posts with great enthusiasm.
"We are looking forward to what is an exciting new challenge not only for them but for the IFA."