LinkedIn's model for standardization of job titles is being updated. This means that new job titles may be added, and some removed. Job titles are subject to change at LinkedIn's discretion as they continually work to improve title accuracy, as noted here: https://www.linkedin.com/help/lms/answer/71974/targeting-your-ads-by-job-title?lang=en
The following targets are impacted by this change, and you may see discrepancies as old titles phase out over the next 30 days:
In addition to old titles disappearing from the dataset, new titles will be added. We don't expect this change to result in significant data inaccurancies that require you to take action.