The salary trajectory of a Project Engineer III ranges between locations and employers. The salary starts at $92,452 per year (estimate) and goes up to $224,622 per year (estimate) for the highest level of seniority.
The estimated average salary for a Project Engineer III at Jacobs is $130,741 per year or $63 per hour, but some professionals have reported earning up to roughly $187,703 per year (90th percentile). The typical pay range is between $109,029 (25th percentile) and $158,429 (75th percentile) annually. This is based on 13 salaries submitted by Jacobs Project Engineer III professionals on Glassdoor, as of Jul 2026.
Project Engineer III professionals typically earn between $52 and $76 per hour.
Project Engineer III professionals typically earn between $9,086 and $13,202 monthly.