(1) The Adjutant General shall appoint a deputy adjutant general or a civilian deputy director. An officer appointed as a deputy adjutant general shall hold the minimum grade of colonel as provided in section 55-120. No person shall be eligible for appointment and service as the deputy adjutant general unless he or she is an active member of the Nebraska National Guard. The deputy adjutant general shall have had at least four years of commissioned service in the Nebraska National Guard immediately prior to appointment and shall have attained at least the grade of lieutenant colonel and be eligible for promotion to colonel prior to his or her appointment as deputy adjutant general.

(2) The chief of the National Guard Bureau shall appoint a United States property and fiscal officer. The officer shall hold the minimum grade of colonel. The Governor shall nominate one or more officers for the position of United States property and fiscal officer after consultation with the Adjutant General. All nominees shall have attained at least the grade of lieutenant colonel and be eligible for promotion to colonel prior to his or her nomination. The United States property and fiscal officer may appoint, with the approval of the Adjutant General, one or more assistant United States property and fiscal officers, each with the minimum grade of captain. The United States property and fiscal officer and each assistant United States property and fiscal officer shall be appointed from among the active officers of the Nebraska National Guard and shall have been commissioned officers in the Nebraska National Guard for a period of at least four years immediately prior to appointment.

(3) The Adjutant General shall appoint all additional officers, clerks, and caretakers as may be required.