**Summary:** FBOSS stands for Facebook Open Switching System. It is the software stack powering the network switches in Meta’s data centers across the world. We work on some of the most critical infrastructure challenges at Meta. Our current focus is building networking switch platforms for our AI clusters that power large language models (LLM) for Generative AI, Recommendation engine, and Metaverse. **Required Skills:** Software Engineer - FBOSS (Facebook Open Switching System) Responsibilities: 1. Design, develop, and support services to manage various functions of datacenter network switches (platform, ports, switching, QoS, config-mgmt, telemetry and monitoring). 2. Develop and support test suites for continuous integration 3. Engage with partner teams to align on goals, strategies, and roadmaps 4. Participate in oncall rotations for operational support **Minimum Qualifications:** Minimum Qualifications: 5. Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience. 6. 7+ years of experience in C/C++ and Python 7. 7+ years of experience with network devices (routers, switches) 8. Must obtain work authorization in country of employment at the time of hire, and maintain ongoing work authorization during employment **Preferred Qualifications:** Preferred Qualifications: 9. Experience with switching, routing, QoS, ACLs, Telemetry and monitoring 10. Experience with services to manage Layer1 networking components (ports, transceivers, DACs, Gearboxes, External-PHYs etc) 11. Experience with Platform services (program, control, and monitor Optics, PHY, FPGAs, sensors, fan control, power etc), BSP/Board Support Package, Operating Systems, Kernel, Bootloader, Power Management, RTOS, Linux. 12. Experience with build systems, CI frameworks, and open-source software **Public Compensation:** $85.10/hour to $251,000/year + bonus + equity + benefits **Industry:** Internet **Equal Opportunity:** Meta is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, transgender status, sexual stereotypes, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. We also consider qualified applicants with criminal histories, consistent with applicable federal, state and local law. Meta participates in the E-Verify program in certain locations, as required by law. Please note that Meta may leverage artificial intelligence and machine learning technologies in connection with applications for employment. Meta is committed to providing reasonable accommodations for candidates with disabilities in our recruiting process. If you need any assistance or accommodations due to a disability, please let us know at accommodations-ext@fb.com.