Technically yes, but you will be at a severe disadvantage due to the lack of aim assist and the speed of mouse users.
In the game's library page, click the controller icon. Browse for Community Layouts to find pre-configured schemes created by other players for BC2. battlefield bad company 2 pc controller support
To achieve full controller functionality, third-party software is required. Technically yes, but you will be at a
On Xbox 360 and PS3, the game featured "sticky" aim—your reticle would slow down slightly over enemies. DICE removed this entirely from the PC executable. Steam Community tests
Because BC2 has no deadzone settings, you may experience "stick drift." To fix this:
PC Gaming Compatibility Analyst Sources: EA support archives, Steam Community tests, PCGamingWiki, Reddit user reports (r/badcompany2)