MSDF Command Chief Warrant Officer
Chief Warrant Officer Thomas O’Sullivan
CW5 Thomas O'Sullivan began his military career as an infantryman with the 182nd Infantry Regiment and went on to serve as the first Command Chief Warrant Officer of the Massachusetts Army National Guard from 2001 to 2006. He was next assigned as Command Chief Warrant Officer of the Army National Guard in Washington, DC from 2006 to 2010 before assuming duties as Command Chief Warrant Officer of the Massachusetts State Defense Force. CW5 O’Sullivan is a graduate of both the Warrant Officer Staff Course and the Warrant Officer Senior Staff Course at the Warrant Officer Career College. He holds both Bachelor of Arts and Master of Arts degrees from Boston College as well as a Master of Business Administration degree from Anna Maria College. CW5 O’Sullivan was Director of the Shawsheen Valley Regional Vocational Technical High School and served as an emergency planner with the FEMA-funded Massachusetts Task Force for Emergency Readiness. His awards include the Army Distinguished Service Medal, Defense Meritorious Service Medal, and Meritorious Service Medal with 3 Oak Leaf Clusters.