Applications are due by the end of February 2019, and the job does not specifically mention ham radio, but if you took a portable station I don’t think you would need to wait long for a pileup. Have a look at the job at

https://www.fws.gov/uploadedFiles/Region_1/NWRS/Zone_1/Midway_Atoll/Sections/What_We_Do/Get_Involved/MANWR_Volunteer_COMMS_Announcment_12_11_2019.pdf