MISO employees working as Principal Engineer in US have attributed a compensation and benefits rating of 3 out of 5 stars, based on 1 ratings. This is in line with the average of Principal Engineer professionals at MISO worldwide.
The salary trajectory of a Principal Engineer ranges between locations and employers. The salary starts at $114,336 per year (estimate) and goes up to $378,803 per year (estimate) for the highest level of seniority.
The estimated average salary for a Principal Engineer at MISO is $243,408 per year or $117 per hour, but some professionals have reported earning up to roughly $389,159 per year (90th percentile). The typical pay range is between $192,147 (25th percentile) and $313,002 (75th percentile) annually. This is based on 6 salaries submitted by MISO Principal Engineer professionals on Glassdoor, as of Jul 2026.
Principal Engineer professionals typically earn between $92 and $150 per hour.
Principal Engineer professionals typically earn between $16,012 and $26,083 monthly.
