Army Critical Care Nurse (66S) Career – Military Occupational Specialties (MOS)


You can provide the very best nursing care to our Soldiers and their families when you become a critical care nurse on the U.S. Army health care team.
As an officer on our multidisciplinary team, you’ll develop new skills and gain the experience that will set you apart from your peers.


Active Duty

  • Bachelor’s degree in nursing from a program accredited by the Accreditation Commission for Education in Nursing (ACEN) or the Commission on Collegiate Nursing Education (CCNE) or accepted by the U.S. Secretary of Education
  • Completion of a qualified course in critical care nursing or one year of supervised critical care experience
  • Must be between 21 and 42 years of age
  • Current, valid and unrestricted nursing license
  • Must be a U.S. citizen

Army Reserve

  • In addition to the above qualifications, permanent U.S. residency is required for Reserve duty officers.
  • Must be between 21 and 42 years of age (may request a waiver, Locate A Recruiter for more information)


Job training for a critical care nurse includes completing a Basic Officer Leadership Course (BOLC), which introduces you to the Army health care system, Army doctrine and basic Soldier/leader skills.