The Navy has Seaman-to-Admiral-21, a modernized version of the NESEP (or MESEP for Marines) program. If selected, you go to college while on active duty, more or less like NROTC midshipmen, with full pay and allowances and up to $10K per year in tuition, books, fees.

https://www.netc.navy.mil/Commands/Naval-Service-Training-Co...

Yeah, exactly, there is a path, but it sort of involves quitting the army