estimatedSalary

Thing > Property > estimatedSalary

An estimated salary for a job posting or occupation, based on a variety of variables including, but not limited to industry, job title, and location. Estimated salaries are often computed by outside organizations rather than the hiring organization, who may not have committed to the estimated value.
Values expected to be one of these types
MonetaryAmount
MonetaryAmountDistribution
Number
Used on these types
JobPosting
Occupation

Source

https://github.com/schemaorg/schemaorg/issues/1698