Fortinet employees working as Principal Software Development Engineer in US have attributed a compensation and benefits rating of 2.1 out of 5 stars, based on 5 ratings. This is 51% lower than the average of Principal Software Development Engineer professionals at Fortinet worldwide.
The estimated average salary for a Principal Software Development Engineer at Fortinet is $246,139 per year or $118 per hour, but some professionals have reported earning up to roughly $371,060 per year (90th percentile). The typical pay range is between $200,987 (25th percentile) and $306,590 (75th percentile) annually. This is based on 51 salaries submitted by Fortinet Principal Software Development Engineer professionals on Glassdoor, as of Jun 2026.
Principal Software Development Engineer professionals typically earn between $97 and $147 per hour.
Principal Software Development Engineer professionals typically earn between $16,749 and $25,549 monthly.