Principal Mechanical Engineer
Clera Labs
San Francisco, CA · $235k–$305k a year · Posted October 24, 2026
More in California job market · Technology & Software · Engineering jobs
Pay compared with the market
This listing pays about $270,000 a year. Across 32 open principal mechanical engineer listings that state pay, the middle half runs $156,000 to $225,500 and the median is $177,500. That is 52% above the median, above the middle half of those listings.
Listed pay is what employers advertise, not what people are paid.
Principal Mechanical Engineer salaries by state · Check your own pay
About the job
...About the Role Join a small defense technology engineering team developing autonomous, field-deployed directed energy systems. As Principal Mechanical Engineer, you will own system-level mechanical architecture and help take complex hardware from prototype through production...