[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Fortinet jobs](https://jobs.opennash.com/companies/fortinet/) · [Search jobs](/search/) Fortinet · Sunnyvale, CA # Senior Software Development Engineer Sunnyvale, CA, United States Senior individual contributor $130,000-$170,000 Software Engineering Listed on Fortinet’s official careers site. Posted July 3, 2026. Check that it is still open and apply there. [Apply on Fortinet’s careers site →](https://edel.fa.us2.oraclecloud.com/hcmUI/CandidateExperience/en/sites/CX_2001/job/20116) [OpenNash Jobs](https://jobs.opennash.com/) / [Fortinet](https://jobs.opennash.com/companies/fortinet/) / Senior Software Development Engineer ## Job description ### Responsibilities Lead on product roadmaps, new features design, and product certifications. Work closely with R&D and QA throughout the product development lifecycle. Develop pre- and post-sales tools and environments. Research new technologies and trends to be familiar with and be able to devise new solution. ### Requirements 3+ years in software development work experience Good Problem Solving and Debugging skill is a must Strength in C programming in Linux environment Familiar with Linux operating system (its file system, shell, ssh, mount, chroot, etc) Experience in network programming (sockets, read/write/send/recv), multi-process/pthread, signal. Familiar with TCP/IP, UDP, HTTP, SSL, ICMP, ARP, Ethernet Fluent in communication and writes clear Documentation and Specifications 2+ years of networking related development experience under Linux environment is highly preferred Familiar with Linux debug tools: gdb, valgrind, perf is preferred Working experience with network security products(Firewall/IPS/ADC/WAF) is preferred.. knowledge in performance tuning is preferred. B.S. in Computer Science or Electrical Engineering Must be authorized to work in the U.S. without sponsorship. The US base salary range for this full-time position is $130,000-$170,000. Fortinet offers employees a variety of benefits, including medical, dental, vision, life and disability insurance, 401(k), 11 paid holidays, vacation time, and sick time as well as a comprehensive leave program. Wage ranges are based on various factors including the labor market, job type, and job level. Exact salary offers will be determined by factors such as the candidate's subject knowledge, skill level, qualifications, experience, and geographic location. All roles are eligible to participate in the Fortinet equity program, Bonus eligibility is reviewed at time of hire and annually at the Company’s discretion. ### Why Join Us We encourage candidates from all backgrounds and identities to apply. We offer a supportive work environment and a competitive Total Rewards package to support you with your overall health and financial well-being. Embark on a challenging, enjoyable, and rewarding career journey with Fortinet. Join us in bringing solutions that make a meaningful and lasting impact to our 660,000+ customers around the globe. ## At a glance - Posted by the employer: Jul 3, 2026 - First seen by OpenNash: Jul 11, 2026 - Last checked: Oct 18, 2026 - Listed for: 107 days - Location: Sunnyvale, CA, United States - Pay: $130,000-$170,000[Apply on Fortinet’s careers site →](https://edel.fa.us2.oraclecloud.com/hcmUI/CandidateExperience/en/sites/CX_2001/job/20116) ## More jobs at Fortinet ### [Cloud Security Developer](https://jobs.opennash.com/companies/fortinet/jobs/74bedf36f21ae7317376/) Sunnyvale, CA, United States ### [DevOps Engineer (FortiAppSec)](https://jobs.opennash.com/companies/fortinet/jobs/12aef0d257ab0e42a6c7/) Sunnyvale, CA, United States ### [Embedded Software Engineer](https://jobs.opennash.com/companies/fortinet/jobs/034fded9fef9fef44e38/) Sunnyvale, CA, United States ### [Principal Embedded Software Developer](https://jobs.opennash.com/companies/fortinet/jobs/93494b6997cf95522c75/) Sunnyvale, CA, United States ## Similar jobs at other companies ### [Software Development Engineer II](https://jobs.opennash.com/companies/optimum/jobs/bdef493135bced9dff7b/) Optimum · Bethpage, NY, US ### [Software Development Engineer III](https://jobs.opennash.com/companies/optimum/jobs/3fea6604c9aa98bcc956/) Optimum · Bethpage, NY, US ### [Senior Embedded Software Development Engineer](https://jobs.opennash.com/companies/microsoft/jobs/47f921f9ea9b6ae753e9/) Microsoft · United States, Washington, Redmond ### [Senior Software Development Engineer](https://jobs.opennash.com/companies/cvs-health/jobs/9cb06ef13862e6dd42d3/) CVS Health · Work At Home-Pennsylvania ### [Software Development Engineer](https://jobs.opennash.com/companies/qualcomm/jobs/dbdd3cd806b69543e50f/) Qualcomm · San Diego, California, United States of America OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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