Submarine Squadron 11

San Diego, CA
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Lieutenant Commander Gregory Johnson

Commanding Officer, ARCO (ARDM 5)

Lt. Cmdr. Greg Johnson a Baltimore native, enlisted in the United States Navy in June of 1997 as a “Striker.” Following Recruit Training, he attended Basic Enlisted Submarine School in Groton, Connecticut.

His officer tours include: Naval Special Warfare Group Three as the Quality Assurance Officer; USS Frank Cable (AS 40) as the R-2 Production Officer, where he qualified Surface Warfare Officer; Undersea Research and Development, which deployed aboard USS Jimmy Carter (SSN 23), where he earned his Submarine Warfare Officer qualification, or “Gold Dolphins”; and Naval Special Warfare Group Three as the Maintenance Department Head.

His enlisted tours include: USS Alaska (SSBN 732) (Gold), where he earned his Enlisted Submarine Warfare Qualification “Silver Dolphins” and was designated a Machinist’s Mate (Auxiliary); USS Augusta (SSN 710); the Performance Monitoring Team in Groton, Connecticut, where he earned his Chief anchors; and USS City of Corpus Christi (SSN 705), where he was selected for commissioning as a Limited Duty Officer.

In August 2023, he took command of the ARCO (ARDM 5) Medium Auxiliary floating drydock in San Diego.

Lt. Cmdr. Johnson’s awards include Meritorious Service Medal (2 awards) Navy and Marine Corps Commendation Medal (7 awards), Navy and Marine Corps Achievement Medal (5 awards) and various unit commendations and service ribbons.