o ‧ ver ‧ qual ‧ i ‧ fied /ˌəʊvəˈkwɒləfaɪd◂, ˌəʊvəˈkwɒlɪfaɪd◂ $ ˌoʊvərˈkwɑː-/ BrE AmE adjective
if you are overqualified for a particular job, you have more experience or training than is needed OPP underqualified :
I’m having trouble finding another job – everyone says I’m overqualified.