Sure. 'Mobile Suit Gundam' is a very well - known one. It has a huge franchise with multiple series, movies, and games. Another great work is 'Macross', which combines military action with music and alien races. 'Full Metal Panic!' is also worth checking out. It has an interesting mix of military operations and high school drama.
There's 'Patlabor', which is set in a world where giant robots are used for construction and military purposes. The story focuses on the pilots and the various issues that come up. 'Aoki Hagane no Arpeggio - Ars Nova' is about a future where battleships are controlled by mental models. It has some cool naval - themed military sci - fi action. And 'Eureka Seven' also has elements of military science fiction within its story about a boy and his mecha.
One notable work is 'Ghost in the Shell'. While it's more about cyberpunk and military intelligence, it has strong military science fiction elements. It explores concepts like artificial intelligence in a military context. 'Aldnoah.Zero' is another one, with its story of a war between Earth and Mars. The military strategies and the mecha battles in it are quite exciting. Also, 'Starship Operators' which is about a group of students who take control of a starship and engage in military operations in space.