In January 1944, Cauldwell was reassigned back to the United States and was subsequently assigned to the Headquarters Marine Corps in Washington, D.C., where he stayed until April. He was then appointed commanding general of the Training Command, Fleet Marine Force at San Diego. His main responsibility was to supervise the Training of Replacements units for Marine units serving overseas. Cauldwell also supervised the Training of the 5th Marine Division, which preparing for Pacific Theater. He was decorated with the Bronze Star Medal for his service, while coordinated the training of Marine units at Palmyra Atoll.
