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The DC Networking team is responsible for developing, deploying, and operating Meta's global data center networks. Our work covers the entire network lifecycle, including hardware development, capacity planning, distributed and centralized control systems, modeling/provisioning/automation, monitoring/troubleshooting/analytics, and simulation/design/failure analysis.We are actively seeking Software Engineers to help build and scale our rapidly evolving network infrastructure. We are looking for Software Engineers with a passion for networking and aptitude for building scalable distributed systems. Do you want to work on one of the most dynamic, fast-paced networks in the world? Do you want to develop innovative solutions to our challenges and ship them into production? Then a role on one of our network engineering teams is for you!

Software Engineer - Datacenter networking Responsibilities:

• Design and implement drivers (and/or Firmware) for (network) ethernet adapter functions, Transport stack for RDMA, control functions with the host/accelerators.
• Design and implement Platform services such as programming, monitoring, and controlling system components (Optics, PHY, FPGAs, sensors, fan control, power etc).
• Develop and enhance HPC collective communication and parallel computing libraries such as NCCL, RCCL, OneCCL, and MPI Debug complex, system-level, multi-component issues that typically span across multiple layers from Kernel, and user-mode applications.

Minimum Qualifications:

• Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience.
• 6+ years of experience in C/C++ and Python
• 6+ years experience in Systems programming, TCP/IP, HTTP/HTTPS, SPDY, DNS, and load balancers
• Experience with network devices (routers, switches, load balancers) and an understanding of network routing protocols
• Must obtain work authorization in country of employment at the time of hire, and maintain ongoing work authorization during employment

Preferred Qualifications:

• Experience with Linux Kernel, especially drivers and network stack
• Working knowledge of transport stack particularly RDMA (RoCEv2)
• Experience with Qemu, FPGA Emulation environment is a plus .
• Experience with parallel computing platforms such as CUDA, RoCM and OpenCL 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

About Meta:
Meta builds technologies that help people connect, find communities, and grow businesses. When Facebook launched in 2004, it changed the way people connect. Apps like Messenger, Instagram and WhatsApp further empowered billions around the world. Now, Meta is moving beyond 2D screens toward immersive experiences like augmented and virtual reality to help build the next evolution in social technology. People who choose to build their careers by building with us at Meta help shape a future that will take us beyond what digital connection makes possible today—beyond the constraints of screens, the limits of distance, and even the rules of physics.