MKS Instruments employees working as Principal Test Engineer in US have attributed a compensation and benefits rating of 4 out of 5 stars, based on 1 ratings. This is in line with the average of Principal Test Engineer professionals at MKS Instruments worldwide.
The salary trajectory of a Principal Test Engineer ranges between locations and employers. The salary starts at $0 per year (estimate) and goes up to $0 per year (estimate) for the highest level of seniority.
The estimated average salary for a Principal Test Engineer at MKS Instruments is $197,455 per year or $95 per hour, but some professionals have reported earning up to roughly $297,376 per year (90th percentile). The typical pay range is between $161,011 (25th percentile) and $245,733 (75th percentile) annually. This is based on 5 salaries submitted by MKS Instruments Principal Test Engineer professionals on Glassdoor, as of Jul 2026.
Principal Test Engineer professionals typically earn between $77 and $118 per hour.
Principal Test Engineer professionals typically earn between $13,418 and $20,478 monthly.
Test Engineer with an estimated total pay of $81K - $115K/yr