INFORMATION CENTER OPERATOR (510)
Aircraft Warning Filterer
Aircraft Warning Plotter
Aircraft Warning NCO
Aircraft Warning Teller

Places small markers on plotting or filter boards to indicate the presence, type, direction, and altitude of friendly and enemy aircraft approaching or present in a specified area.

INTELLIGENCE NCO (631)
Intelligence Specialist (AAF)

Assists in collection, evaluation, interpretation, and distribution of information of enemy and counterintelligence activities and the safeguarding of military information.

INTERCEPT OPERATOR-G (738)

Identifies and intercepts German military radio signals by means of a radio receiver. Copies intercepted messages and relays them for translation and decoding.

INTERCEPT OPERATOR-J (739)

Identities and intercepts Japanese military radio signals by means of a radio receiver. Copies intercepted messages and relays them for translation and decoding.

INVESTIGATOR (301)
Counter Intelligence Corps Agent
Counter Intelligence Corps Special Agent
Criminal investigator
Fingerprinter
Security Intelligence Agent
Security Intelligence Special Agent

Conducts investigations of crimes, accidents, sabotage, sedition, espionage and subversive activities in which military and civilian personnel or property are involved.

MASTER GUNNER, ANTIAIRCRAFT (832)
Master Gunner, Automotive Weapons
Master Gunner, Barrage Balloon
Master Gunner, Searchlight

Performs a variety of duties in connection with operations and survey functions of antiaircraft automatic weapons, searchlight, or barrage balloon units.

MASTER GUNNER, ANTIAIRCRAFT (GUN) (671)

Performs a variety of duties in connection with operations and survey functions of an antiaircraft gun unit.

MASTER GUNNER, COAST ARTILLERY (670)

Performs such duties as surveying, mapping, drafting, orientation, gunnery, and photography in a fixed seacoast defense area or in a mobile unit.