The ex-Newcastle and Fulham midfielder - who was managing in the Scottish Premier League with Kilmarnock only two years ago - has replaced Alun Armstong at the helm.
Armstong has left to join near neighbours Darlington and has taken a number of the Blyth players with him.
Daniel Udoh has left AFC Telford United to join Shrewsbury Town in League One.
Udoh scored 26 goals for the Bucks last season and has joined the Shrews on a two-year deal.
Kidderminster Harriers have announced John Pemberton as their new manager.
Despite this being his first post as a manager, Pemberton has a wealth of experience in the game having served as a coach for Bristol City, Crystal Palace, Northampton and Chesterfield, and accumulated more than 300 appearances as a player.
Chester joint-manager Bernard Morley has tipped Spennymoor, Altrincham, Southport and York as his favourites for promotion next season, as reported in today's Non-League Paper. Meanwhile, Chester have signed full-back Jamie Morgan from Nantwich.