A sixth-generation jet fighter is a conceptualized class of fighter aircraft design more advanced than the fifth-generation jet fighters that are currently in service and development. Several countries have announced the development of a sixth-generation aircraft program, including the United States, China, United Kingdom, Russia, Italy, Sweden, Japan, Germany, Spain, Taiwan and France. Sikorsky, a Lockheed Martin company, is engineering the future of vertical lift. Advanced Technologies . Autonomy and Artificial Intelligence . Directed Energy . the Future of Vertical Lift. Learn More. Sikorsky Engineering the Future of Vertical Lift. Learn More. Work with a Global Leader Toward a Greater Purpose. Join Our Team.