Troubleshoot and resolve complex system-level issues across kernel-to-application layers, optimize OS performance, maintain OS-related software components, collaborate with hardware team for new platform delivery, and apply deep Linux kernel and networking expertise.
Responsibilities:
- Troubleshoot complex, system-level, multi-component issues that across multiple layers from kernel to application.
- Provide system-level optimizations and improvements in the OS to meet the evolving business requirements.
- Collaborate with our hardware team to support the delivery of our new platform.
- Maintain the existing software components, OS related.
Requirements:
- B.S./M.S. with 8+ years of relevant experience.
- Hands-on experience with the Linux kernel, debugging, development, performance tuning, etc.
- Detailed knowledge of Linux kernel, scheduling, VFS, memory management, I/O, etc.
- Detailed knowledge of Linux network internals, TCP/IP, netfilter, network driver, etc.
- Good knowledge of processor architecture, x86, arm, etc.
- Programming skills in C/bash/python/go.
- Experience with virtualization/container/cloud technologies is preferred.
- Strong communication skills and ability to work with cross-function teams.
- Enthusiasm for system-level techniques.
US citizenship is required
The US base salary range for this full-time position is $175,000-$245,000. 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
#LI-KL1
#GD
About Us
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 [email protected].
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.
Fortinet Sunnyvale, California, USA Office
899 Kifer Road, Sunnyvale, CA, United States, 94086
Similar Jobs
Cloud • Information Technology • Security • Software • Cybersecurity
Design and deliver scalable backend microservices in Go on Kubernetes/EKS; build event-driven pipelines with Kafka/MQTT; optimize data ingest and queries across MySQL, Neo4j, and Elasticsearch; ensure production readiness, observability, and reliability; lead cross-team delivery and technical direction.
Top Skills:
EksElasticsearchGoKafkaKubernetesMqttNeo4JRds Mysql
Security • Software • Cybersecurity
Senior engineering role to design, implement, and maintain networking software and core systems. Hands-on development, debugging, integration of 3rd-party and proprietary code, REST API work, multi-process/thread programming, and collaboration with cross-functional teams to deliver high-quality features on schedule.
Top Skills:
CC++Embedded SystemsFirewallJSONLibcurlLinuxMultiprocessingMultithreadingPosixRest ApiRoutingSwitchingTcp/IpUnix
Security • Software • Cybersecurity
Design, develop, and maintain embedded software features for FortiGate/FortiSwitch switch-controller products. Fix bugs, optimize performance, implement high-quality features, perform code reviews, collaborate across teams, and document and communicate technical work.
Top Skills:
ArmBgpCCapwapDevice DriversFirewallsFortigateFortiswitchHttps TunnelJSONLacpLibcurlLinuxLinux KernelLldpOspfPythonRest ApiRoutingRstpRtosShellSocket ProgrammingStpSwitchingTcp/IpVlanX86
What you need to know about the San Francisco Tech Scene
San Francisco and the surrounding Bay Area attracts more startup funding than any other region in the world. Home to Stanford University and UC Berkeley, leading VC firms and several of the world’s most valuable companies, the Bay Area is the place to go for anyone looking to make it big in the tech industry. That said, San Francisco has a lot to offer beyond technology thanks to a thriving art and music scene, excellent food and a short drive to several of the country’s most beautiful recreational areas.
Key Facts About San Francisco Tech
- Number of Tech Workers: 365,500; 13.9% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Google, Apple, Salesforce, Meta
- Key Industries: Artificial intelligence, cloud computing, fintech, consumer technology, software
- Funding Landscape: $50.5 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Sequoia Capital, Andreessen Horowitz, Bessemer Venture Partners, Greylock Partners, Khosla Ventures, Kleiner Perkins
- Research Centers and Universities: Stanford University; University of California, Berkeley; University of San Francisco; Santa Clara University; Ames Research Center; Center for AI Safety; California Institute for Regenerative Medicine
