The Rehire Inactive Employee with New Employment feature was introduced in b1608. Is it possible to do this via import?
SuccessFactors - Employee Central
This is currently not doable in the latest version of SuccessFactors.
Product Management has verified that this is being considered as an enhancement to the system. However, a release date has not been confirmed as of the moment. You can track the availability of this enhancement request by checking the release notes for ECT-73167.
Rehire Inactive Employee with New Employment, enhancement, import , KBA , LOD-SF-EC-EDP , Employee Data Imports , Product Enhancement