A background investigation means looking into someone's history, like their work, education, criminal, and personal records, to find out more about them and evaluate their suitability for a job or other purposes. Full definition
For instance, did the data contain sensitive information from background investigations of government workers? (fortune.com)
Develop and implement new policies and procedures related to hazard materials and conduct background investigations for incidents. (jeffthecareercoach.com)
We conduct background investigations for all final candidates being considered for employment. (diversityjobs.com)