ung Cao is a retired U.S. Navy Captain (1989–2021) and decorated Special Operations Officer (EOD/Diving) who served over 30 years, including duty in Iraq, Afghanistan, and Somalia. As of October 2025, he serves as the 35th Under Secretary of the Navy. He is a graduate of the U.S. Naval Academy.
Specialization: Navy Special Operations Officer, Explosive Ordnance Disposal (EOD), Diving Officer, and Naval Parachutist.
Service Time: 1989–2021.
Combat Experience: Served in Iraq, Afghanistan, and Somalia.
Education: Graduated from the U.S. Naval Academy (1996) and earned a Master’s in Physics from the Naval Postgraduate School (2008). He was born in Vietnam, and came to the US at age 4 with his family as refugees.
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