Unless federal law or regulation otherwise requires, the Administrator of the:
1. State Public Works Division;
2. Purchasing Division;
3. Division of Human Resource Management;
4. Division of State Library, Archives and Public Records; and
5. Fleet Services Division,
Ê may appoint a Deputy and a Chief Assistant in the unclassified service of the State, who shall not engage in any other gainful employment or occupation except as otherwise provided in NRS 284.143.