The estimated average salary for a Process Technology Development Engineer at STMicroelectronics is $89,580 per year or $43 per hour, but some professionals have reported earning up to roughly $150,600 per year (90th percentile). The typical pay range is between $71,196 (25th percentile) and $115,641 (75th percentile) annually. This is based on 1 salaries submitted by STMicroelectronics Process Technology Development Engineer professionals on Glassdoor, as of Jun 2026.