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Summary:

At Meta, we're building and operating one of the world's most dynamic and fast-paced networks, powering our global data centers and supporting cutting-edge technologies like AI, Generative AI, Recommendation engines, and Metaverse. Our network infrastructure teams are responsible for developing, deploying, and operating this complex system, covering the entire network lifecycle from hardware development to operation. We're seeking software engineers to join our teams and help build scalable distributed systems, develop innovative solutions to our challenges, and ship them into production. As part of our network engineering teams, you'll have the opportunity to work on cutting-edge switching technology, collaborate with talented engineers, and contribute to the development of Meta's hyper-scale network infrastructure.

Required Skills:

Software Engineer, Facebook Open Switching System (FBOSS) Responsibilities:

1. Design, develop, and validate drivers, firmware, and software for network devices, transport stacks, and AI workloads

2. Debug complex system-level issues and lead performance tuning exercises to optimize software stack performance

3. Understand software components from multiple partner teams, lead integration efforts, and drive continued development

4. Develop and automate test suites for CI/CD framework and various components

5. Collaborate with partner teams to integrate software components, align on goals, and participate in oncall rotations

6. Design, develop, and deploy services to manage datacenter network switches and forwarding functions

7. Enhance HPC collective communication and parallel computing libraries (NCCL, RCCL, OneCCL, MPI)

8. Develop infrastructure to maintain switch state and enable communication between services at scale

Minimum Qualifications:

Minimum Qualifications:

9. Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience

10. 5+ years software development experience in industry settings or PhD with 2+ years of experience

11. 3+ years relevant experience with network devices and products (routers, switches, adapters, load balancers) and an understanding of network routing protocols in industry settings

12. Proficiency in C/C++ and at least one scripting language (Python/Shell Scripting)

13. Experience with developing and automating test suites

Preferred Qualifications:

Preferred Qualifications:

14. Experience designing, developing and deploying networking software services for data centers

15. Experience designing and implementing software services such as programming, monitoring, and controlling the Network Processing Unit (NPU), Optics & Platform

16. Has led the platform bringup, and the cross-functional effort to complete Engineering validation of new switches

17. Experience with routing, BSP, Phy, Linux kernel and networking operating system

18. Experience working with Layer 2/Layer 3 and routing protocols

19. Experience with datapath technologies such as optics, PHY, and Serializer/Deserializer(SerDes)

20. Experience with CPUs, Field-Programmable Gate Arrays/Programmable Logic Devices(FPGAs/PLDs) and demonstrate experience understanding of control interfaces such as Peripheral Component Interconnect Express (PCIe), Management Data Input/Output(MDIO), Serial Peripheral Interface (SPI), Inter-Integrated Circuit (I2C)

21. Experience automating test suites for Continuous Integration/Continuous Deployment(CI/CD) framework

22. Experience with debugging tools to navigate large code base

Public Compensation:

$70.67/hour to $208,000/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 [email protected].