The salary trajectory of a Process Assistant ranges between locations and employers. The salary starts at $0 per year (estimate) and goes up to $0 per year (estimate) for the highest level of seniority.
The estimated average salary for a Process Assistant at US Postal Service is $61,892 per year or $30 per hour, but some professionals have reported earning up to roughly $89,871 per year (90th percentile). The typical pay range is between $51,541 (25th percentile) and $75,508 (75th percentile) annually. This is based on 8 salaries submitted by US Postal Service Process Assistant professionals on Glassdoor, as of Jul 2026.
Process Assistant professionals typically earn between $25 and $36 per hour.
Process Assistant professionals typically earn between $4,295 and $6,292 monthly.