Ecolab employees working as Project Engineer in US have attributed a compensation and benefits rating of 4 out of 5 stars, based on 1 ratings. This is 33% higher than the average of Project Engineer professionals at Ecolab worldwide.
The salary trajectory of a Project Engineer ranges between locations and employers. The salary starts at $92,494 per year (estimate) and goes up to $224,659 per year (estimate) for the highest level of seniority.
The estimated average salary for a Project Engineer at Ecolab is $107,426 per year or $52 per hour, but some professionals have reported earning up to roughly $169,890 per year (90th percentile). The typical pay range is between $84,928 (25th percentile) and $137,110 (75th percentile) annually. This is based on 19 salaries submitted by Ecolab Project Engineer professionals on Glassdoor, as of Jul 2026.
Project Engineer professionals typically earn between $41 and $66 per hour.
Project Engineer professionals typically earn between $7,077 and $11,426 monthly.
