The salary trajectory of a Plant Operator ranges between locations and employers. The salary starts at $52,699 per year (estimate) and goes up to $176,783 per year (estimate) for the highest level of seniority.
The estimated average salary for a Plant Operator at Innospec is $72,694 per year or $35 per hour, but some professionals have reported earning up to roughly $110,366 per year (90th percentile). The typical pay range is between $58,944 (25th percentile) and $90,844 (75th percentile) annually. This is based on 2 salaries submitted by Innospec Plant Operator professionals on Glassdoor, as of Jul 2026.
Plant Operator professionals typically earn between $28 and $44 per hour.
Plant Operator professionals typically earn between $4,912 and $7,570 monthly.
