A major, lieutenant colonel, or colonel.
More example sentences
- Lieutenants in Gulf War I are now field-grade officers; colonels are now 3- and 4-star generals; most soldiers who fought in Gulf War I are no longer on active duty.
- Institutional training, from noncommissioned officer to field-grade officer levels, will need to incorporate the roles of the respective levels in using modularity.
- Repetitive call-ups have developed them into fully competent citizen-soldiers, at least to field-grade officers and NCOs.