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Commander James R. Diefenderfer, Jr. 
Executive Officer

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A 2003 graduate of the United States Naval Academy, Commander Diefenderfer earned a Bachelor of Science degree in Electrical Engineering. In 2011 he completed a Master of Science in Engineering Management from Old Dominion University. He is originally from  Delaware.

A career surface warfare officer, Commander Diefenderfer’s shipboard assignments include: USS CHOSIN (CG 65) as First Lieutenant, USS JOHN C. STENNIS (CVN 74) as Reactor Mechanical Division Officer, USS CHUNG-HOON (DDG 93) as Operations Officer, and USS CARL VINSON (CVN 70) as Reactor Training Assistant.  Ashore, he served as Shift Engineer at the Nuclear Power Training Unit, Ballston Spa, NY at the S8G/AFR Prototype and on the Navy Staff as an Action Officer in the Navy Warfare Group (OPNAV N515).  Most recently he served on the U.S. Northern Command Staff as a Missile Defense Officer and Aide-de-Camp to the Commander.
Commander Diefenderfer is the recipient of the 2015 Admiral Award for Leadership from the Stennis Center. His personal decorations include the Defense Meritorious Service Medal, Navy and Marine Corps Commendation Medal (5), Navy and Marine Corps Achievement Medal, and various unit, campaign, and service awards.