Principal Software Engineer
Trinzic
El Segundo, CA · Posted October 23, 2026
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Pay compared with the market
This listing does not state pay. Across 122 open principal software engineer listings that state pay, the middle half runs $206,000 to $320,000 and the median is $240,000.
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About the job
We are looking for a Principal Software Engineer to lead technical direction and architecture across mission-critical software teams supporting U.S. Space Force capabilities. Drive software development, mentor teams, and collaborate on complex technical challenges. Ideal for experienced professionals with deep expertise in distributed systems and full stack development.