Cybersecurity, Network Security, Enterprise Software, Hardware

Principal Embedded Software Development Engineer

Sunnyvale, CAOnsiteFull TimePrincipal$160,000–$220,000 /yrPosted 2 months agoVisa sponsorship available

Is this role right for you?

Upload your resume and get a skill-by-skill breakdown — see exactly where you match, where you're close, and what to highlight. Not a mystery percentage.

Get a tailored resume highlighting what this role needs.

Required skills

Linux
TCP/IP
switching
routing
socket programming
Linux kernel
driver development
ARM
x86
multi process

Nice to have

firewalls
libcurl
REST API
JSON
embedded switch
router

Role summary

Principal Embedded Software Development Engineer needed to design, develop, and maintain software features for current and future products, specifically focusing on switch-controller features for the FortiGate/FortiSwitch product line. Responsibilities include bug fixing, implementing high-quality features on schedule, optimizing code for performance and resource efficiency, and collaborating with internal and external teams. Requires strong C/Linux experience, knowledge of TCP/IP networking, switching, routing, socket programming, Linux kernel/driver development, and experience with ARM/x86 architectures. Familiarity with scripting languages like Shell and Python, system installations, configurations, and troubleshooting is also necessary. Educational background in Computer Science or Electrical Engineering is required.

Job Responsibilities:

Design, Develop and maintain software features on current and future products.
Responsible for the development of the switch-controller related features of the FortiGate/ FortiSwitch product line.
Hands on in bug fixing current products.
Implement software features of high quality and on schedule.
Optimize code for performance and resource efficiency
Review other team members’ code changes to ensure good quality
Collaborate within and outside team to understand and analyze the approaches
Communicate effectively, both verbal and written.

Job Requirements:

Minimum of 13 years’ experience in software engineering.
Strong C/Linux experience is essential.
Strong knowledge of TCP/IP networking, switching and routing
Familiarity with L2 features such as STP, RSTP, LACP, LLDP, VLAN
Familiarity with L3 features such as BGP, OSPF
Experience with socket programming.
Experience with Linux kernel and driver development.
Experience with ARM and x86 architectures in a multi process/thread programming environment
Familiar with system installations, configurations, and troubleshooting.
Knowledge of scripting languages: Shell and Python
Knowledge of general QA procedures and methodologies as well as software development fundamentals.
Experience with firewalls is a plus
Experience in using libcurl for formulating REST API calls is a plus
Experience with JSON data objects and their creation and parsing semantics is a plus
Familiarity with embedded switch or router real time operating system architecture
Familiarity with, CAPWAP, HTTPS tunnel is plus

Educational Requirements:

B.S. in Computer Science or Electrical Engineering; M.S. preferred.

Must be authorized to work in the U.S. without sponsorship.

The US base salary range for this full-time position is $160,000-$220,000. 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 labour 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 the 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.

Fortinet (NASDAQ: FTNT) secures the largest enterprise, service provider, and government organizations around the world. Fortinet empowers its customers with intelligent, seamless protection across the expanding attack surface and the power to take on ever-increasing performance requirements of the borderless network - today and into the future. Only the Fortinet Security Fabric architecture can deliver security without compromise to address the most critical security challenges, whether in networked, application, cloud or mobile environments. Fortinet ranks number one in the most security appliances shipped worldwide and more than 500,000 customers trust Fortinet to protect their businesses.
We are committed to providing reasonable accommodations for all qualified individuals with disabilities. If you require assistance or accommodation due to a disability, please contact us at accommodations@fortinet.com. Fortinet is an equal opportunity employer. We value diversity in our company, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, age, military/veteran status or any other applicable legally protected characteristics in the location in which the candidate is applying.

Sample Fortinet interview questions

1
Build a delayed payment system for Fortinet.
system designmedium
2
Iterator over a Binary Search Tree Implement an iterator over a binary search tree. Input: root = [7,3,15,null,null,9,20], calls: next(), hasNext(), next() Output: 3, TRUE, 7 Explanation: The iterator yields the smallest value (3), confirms more nodes exist, then properly yields the next in-order value (7).
codingmedium

Get started to unlock a personalized interview prep pack for this role.

Ready to apply?

You'll be redirected to Fortinet's application page.