N.J. Stat. § 44:1-77
Overseers of the poor in cities of the first class, appointed by the governing bodies upon resolution thereof, shall hold their office during good behavior and shall not be removed, discharged or reduced in pay or position except for inefficiency, incapacity, conduct unbecoming an employee or other just cause, and until they have been furnished with written statements of the reasons for such removal, discharge or reduction, have been given a reasonable time to make written answer thereto, and until the charge or charges have been examined into and found true in fact by the governing body of the municipality appointing the overseer, at a hearing upon reasonable notice to the person charged at which time he may be represented by counsel and offer testimony of witnesses or any other evidence in his own behalf.
N.J.S. § 44:1-77