6402fb99_ey___USGS_Occupational_Ladders__OCCUPATION
[SERIES] All GS-XX99 [CAREER LADDER GRADE RANGE] Career laddder set at grade at the time of appointment, conversion or promotion [OCCUPATION] 
Student Trainee Positions (Student Career Experience Program)
U.S. Geological Survey - USGS Occupational Ladders
OCCUPATION