If you enter into USA on a B1/B2 visa you may change status to a non-immigrant visa status depends if you qualify and find a employer who can sponsor and process a working visa for you.Example You can change status from B1/B2 to H1 work visa.If you entered into USA on a Visa Waiver basis, You can not change status. With the visa waiver, there is no way you can change to *any* other status (except for spouse of US citizen). You would have to leave the USA before your 90 days are up.f you enter into USA on a B1/B2 visa you may change status to a non-immigrant visa status depends if you qualify and find a employer who can sponsor and process a working visa for you.