[Red Steel]

And he holds that office until such time as he may be removed by way of impeachment and subsequent conviction by Congress.

Not necessarily. If he is an illegitimate office holder, with no rights to hold said office in the first place, he could be removed without impeachment and Senate trial.

[KenyanBCPunkster]

Not necessarily. If he is an illegitimate office holder, with no rights to hold said office in the first place, he could be removed without impeachment and Senate trial.

No, he couldn't. There's no other body beside Congress with the Constitutional authority to bring such charges against a sitting President in the first place, let alone remove him from office.