BAE Systems plc operates through five principal segments: Electronic Systems, Platforms & Services, Air, Maritime, and Cyber & Intelligence. The Air and Maritime segments develop major combat systems, including the Eurofighter Typhoon, components for the F-35 Lightning II, and nuclear-powered submarines. The Platforms & Services division manufactures combat vehicles, weapons, and munitions, while also providing naval ship repair services. The Electronic Systems segment supplies electronic warfare systems, navigation equipment, and commercial avionics. Additionally, the Cyber & Intelligence division offers cybersecurity and data services to national security and government agencies. The company maintains a massive global footprint, with its US-based subsidiary, BAE Systems Inc., operating as a top-tier supplier to the US Department of Defense.