Initially assigned to the
1st Artillery Regiment, Vinton was subsequently commissioned as a
second lieutenant in the
4th Artillery Regiment, which was performing duty in Florida. He served as an
Ordnance officer with the 4th Artillery from August 1822 to June 1823. Vinton performed temporary recruiting duty for the rest of 1823 and was then assigned to the
6th Infantry Regiment at
Fort Atkinson, Iowa. He was promoted to
first lieutenant in April 1825 and performed Ordnance duty with the 6th Infantry from September 1825 to April 1826. He was then posted to the
3rd Artillery Regiment and assigned to take the course at the
Fort Monroe, Virginia
Artillery School, where he remained until 1828. Vinton served at
Fort Independence, Massachusetts from 1828 through 1833, including Ordnance duty beginning in March 1831. In January 1834, he was assigned to the garrison at Fort Monroe where he remained until 1836, including a posting as
Engineer officer. From 1836 to 1839, he served in Florida as a Quartermaster officer during the
Creek War of 1836 and the
Seminole Wars, including assignment as
Florida Territory's quartermaster general from November 1837 to July 1838. He served on Quartermaster duty in
Brownville and
Sackets Harbor, New York from 1838 to 1840, during Canada's
Patriot War. He was promoted to
captain in July 1838. ==Continued career==