He has encouraged voters to reject school budgets in communities where teachers weren't accepting pay freezes, pushed to change civil-service rules, and signed legislation that forced employees to pay more toward to their pensions and health benefits.
Now that Christie has joined the 2016 Republican presidential primary field, his administration is taking another tough stance toward public workers.
It recently told thousands of union members whose contracts expired June 30 that they will not be receiving annual incremental pay increases while there is no new deal in place.