In 1983, Holland was hired by Human Engineered Software (HESware) to program and convert arcade games to home computers.
[2] Other early games include Spike's Peak, Super Zaxxon and Project Space Station.
[3] He became an independent game developer, and achieved notability through a series of World War II flight simulators developed for LucasArts (then LucasFilm Games): Battlehawks 1942, Their Finest Hour and Secret Weapons of the Luftwaffe.
His next release was a return to World War II flight simulators with Secret Weapons Over Normandy in 2003.
His most recent release, 2007's Alien Syndrome, for the Sony PSP and the Nintendo Wii, was met with negative reception and sales.