A member of the legislature may not hold any other office or position of profit under the United States or the state. During the term for which elected and for one year thereafter, a legislator may not be nominated, elected, or appointed to any other office or position of profit which has been created, or the salary or emoluments of which have been increased, while the legislator was a member. This section does not prevent any person from seeking or holding the office of governor, lieutenant governor, or member of Congress. This section does not apply to employment by or election to a constitutional convention. A member may serve on or at the behest of an interim committee of the legislature.