Tomahawk Weapons System Program

The Tomahawk Weapons System Program Office (PMA-280) is responsible for the procurement, development, and sustainment of the Tomahawk weapons systems. Tomahawk is the U.S. Navy’s surface and subsurface launched, long-range, precision strike standoff weapon. PMA-280 leads all efforts surrounding Tomahawk All-Up Round (AUR), Weapons Control Systems (WCS), system of systems integration, fleet asset and control station management, and collaboration with the UK, our FMS partner.

Capt. Jon Michael Hersey

Program Manager, Tomahawk Weapons System

Capt. Jon Michael Hersey is the program manager for Tomahawk Weapons System program office (PMA-280) at Patuxent River, Maryland.

A native of Westerville, Ohio, Hersey graduated from The Ohio State University in 1998 with a bachelor's degree in computer science and engineering. Additionally, he earned a master's degree in material logistics support management from the Naval Postgraduate School.

In 2000, Hersey was designated an Aerospace Maintenance Duty Officer and deployed nine times with operational tours as Aircraft Intermediate Maintenance Department (AIMD) Quality Assurance and Support Equipment Division Officer aboard USS Kitty Hawk (CV 63) deployed to Japan; Assist Maintenance Officer (AMO) and Maintenance Material Control Officer (MMCO) of Strike Fighter Squadron 195 (VFA-195) in Atsugi, Japan; AIMD AMO and MMCO aboard USS George Washington (CVN 73) deployed to Japan, and AIMD Maintenance Officer aboard USS George H.W. Bush (CVN 77).

During these tours he participated in Operation Enduring Freedom and multiple deployments throughout the Western Pacific, Indian Ocean, and Mediterranean Sea. His shore assignments include Maintenance Officer of Operations Maintenance Division, Naval Air Station Keflavik and AMO of Fleet Air Forward where he participated in Operation Tomodachi.

His program management tours include deputy program manager for Missile Systems in PMA-280, deputy program manager for Supersonic Sea Skimming Target in Aerial Targets Program (PMA-208), and branch head, Office of the Chief of Naval Operations Aviation Readiness Branch (OPNAV N832) and Logistics and Readiness Branch (OPNAV N980L).

Hersey’s awards include the Legion of Merit, Meritorious Service Medal, Navy and Marine Corps Commendation Medal, Navy and Marine Corps Achievement Medal, and various personal and unit awards.


47123 Buse Road, Bldg 2272, Rm 246
Patuxent River, MD 20670-1547
United States


Jamie Cosgrove