Major Alex Lim graduated from Virginia Military Institute in 2008 with a Bachelor of Arts in International Studies and commissioned as a Second Lieutenant through the Platoon Leaders Course Program that same year. Following graduation of The Basic School, Major Lim reported to the Defense Information School, Ft. Meade, Md., for enrollment in the Public Affairs Qualification Course.
Major Lim was then assigned to 1st Marine Division where he deployed to Helmand Province, Afghanistan as the PAO for Regimental Combat Team 1. Upon his return, Major Lim took the reins of the division Public Affairs office until his assignment to Hawaii in 2013.
From 2013 to 2016, Major Lim was assigned as the deputy director for Marine Corps Base Hawaii. He was then assigned to serve as the Public Affairs Operations Officer for U.S. Marine Corps Forces, Pacific leading U.S. military public affairs efforts in countries such as Thailand and the Philippines.
He reported to the Defense Information School in August 2016 and served as an instructor and team lead in the Public Affairs Leadership Department until March 2018.