Lockheed Martin Missiles and Fire Control Arrowhead) is now being fielded to United States Army and foreign customers. The company also is a major supplier of Electro-Optic systems to the Joint Strike Fighter (JSF), officially known as the F-35 Lightning II. The company has a long history from the Vought years (later half of the 20th Century) of being the number one supplier of missiles and advanced weapon systems to the US Army which continues to this day. Lockheed Martin Missiles and Fire Control Lockheed Martin Missiles & Fire Control (LM MFC) is a Lockheed Martin business unit based in the Dallas suburb of Grand Prairie,
Lockheed Martin Rotary and Mission Systems Extended Air Defense System, and the Littoral Combat Ship. MST consists of the following five lines of businesses: MST has approximately 15,000 employees located at numerous sites around the United States and abroad (mostly Canada and Australia). Sites with more than 500 employees, in order of size, are: Lockheed Martin's Canada operations also fall under MST, and there are about 350 employees in Canada, mostly in the Ottawa suburb of Kanata. Lockheed Martin Rotary and Mission Systems Lockheed Martin Rotary and Mission Systems (LM RMS), formerly known as Mission Systems and Sensors (LM MS2) and then Mission Systems & Training