Principal Mechanical Engineer
Atotech
Irvine, CA · $130k–$200k a year · Posted October 17, 2026
See every open role at Atotech
More in California job market · Manufacturing & Industrial · Engineering jobs
Pay compared with the market
This listing pays about $165,000 a year. Across 31 open principal mechanical engineer listings that state pay, the middle half runs $156,000 to $218,000 and the median is $174,500. That is inside the middle half of those listings, 5% below the median.
Listed pay is what employers advertise, not what people are paid.
Principal Mechanical Engineer salaries by state · Check your own pay
About the job
A Day in Your Life at MKS:As a Principal Mechanical Engineer at Newport / MKS Instruments, you will partner with; Irvine Systems Engineering {Product Engineering, Test & Measurement, Project Management, and Product Marketing}, Systems Assembly, NPO {shaping and coating}...