The salary trajectory of a a Senior Process Engineer 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 Senior Process Engineer at Shell is $151,350 per year or $73 per hour, but some professionals have reported earning up to roughly $202,100 per year (90th percentile). The typical pay range is between $125,000 (25th percentile) and $175,000 (75th percentile) annually. This is based on 6 salaries submitted by Shell Senior Process Engineer professionals on Glassdoor, as of June 2026.
Process Engineer with an estimated total pay of $100K - $280K/yr