July 17, 2020 Air Force releases master sergeant/20E7 promotion cycle statistics The average overall score for those selected was 390. Selectees’ average time in grade was 3.58 years and time in service was 13.77 years.
March 23, 2020 Air Force Master Sergeant promotion board rescheduled due to COVID-19 restrictions The 20E7 board is now scheduled to convene the first week of June, with a public promotion release projected for the end of July.