The estimated average salary for a Senior Machine Learning Engineer at Meta is $176,900 per year or $85 per hour, but some professionals have reported earning up to roughly $230,600 per year (90th percentile). The typical pay range is between $161,000 (25th percentile) and $204,800 (75th percentile) annually. This is based on 1 salaries submitted by Meta Senior Machine Learning Engineer professionals on Glassdoor, as of July 2026.