FirstEnergy employees working as Engineer II in US have attributed a compensation and benefits rating of 3.7 out of 5 stars, based on 6 ratings. This is 118% higher than the average of Engineer II professionals at FirstEnergy worldwide.
The salary trajectory of a Engineer II ranges between locations and employers. The salary starts at $69,896 per year (estimate) and goes up to $377,799 per year (estimate) for the highest level of seniority.
The estimated average salary for a Engineer II at FirstEnergy is $129,236 per year or $62 per hour, but some professionals have reported earning up to roughly $183,178 per year (90th percentile). The typical pay range is between $108,796 (25th percentile) and $155,559 (75th percentile) annually. This is based on 23 salaries submitted by FirstEnergy Engineer II professionals on Glassdoor, as of Jul 2026.
Engineer II professionals typically earn between $52 and $75 per hour.
Engineer II professionals typically earn between $9,066 and $12,963 monthly.