Major Kohler began his career as a rifle and weapons platoon commander with Bravo Company, 1st Battalion, 3d Marines from 2014 to 2016. He then served as an instructor at The Basic School from 2016 to 2017, followed by a tour at the Infantry Officer Course from 2017 to 2019. After completing the resident Expeditionary Warfare School in Academic Year 2020, he commanded Fox Company, 2d Battalion, 8th Marines from 2020 to 2022. He subsequently served as the Operations Officer for 2d Battalion, 2d Marines from 2022 to 2024. Most recently, Major Kohler attended the Marine Corps Command and Staff College and is currently serving as a Military Faculty Advisor at Expeditionary Warfare School.