Average Salary: $135,375 since  

Salaries for a Principal Software Engineer at Symantec in Mountain View, CA vary between $105,730 and $180,000 with an average of $135,375. The top 25% make a salary of at least $143,003. The median salary is $135,000. Attached is a detailed distribution of the salaries.

Average Salary Evolution between 2010 and present

The average salary for a Principal Software Engineer at Symantec in Mountain View, CA increased by an average of 0% year over year between 2010 and 2016.