…by a US affiliated college or university Working as a contractor, intern , consultant or volunteer supporting the US government Probationary Period: All

…by a US affiliated college or university Working as a contractor, intern , consultant or volunteer supporting the US government The Department of Homeland

…biology, or mathematics. For GG-6: 1 full year of progressively higher-level graduate education leading to a master's or equivalent degree, if directly related

…valid in the location in which the duty will be performed/located. + Graduate from an accredited Physician Assistant Program located in a State, the District

…Nurse license valid in the location in which duty will be performed. + Graduate from an accredited Nurse Practitioner Program located in a State, the District