Software Engineer - Host Networking

Software Engineer – Host Networking

Meta is building and operating one of the world’s most dynamic and fast‑paced networks, powering our global data centers and supporting cutting‑edge technologies such as AI, Generative AI, recommendation engines, and the metaverse. Our network infrastructure teams develop, deploy, and operate complex systems that span the entire network lifecycle from hardware design to operation. The Software Engineer – Host Networking will build scalable distributed systems, craft innovative solutions, and ship them into production.

$56.25/yr – $/yr

• Design, develop, and validate drivers, firmware, and software for network devices, transport stacks, and AI workloads.
• Debug complex system‑level issues and lead performance‑tuning exercises to optimize software‑stack performance.
• Understand software components from multiple partner teams, lead integration efforts, and drive continued development.
• Develop and automate test suites for the CI/CD framework and various components.
• Collaborate with partner teams to integrate software components, align on goals, and participate in on‑call rotations.
• Design, develop, and deploy services to manage datacenter network switches and forwarding functions.
• Enhance HPC collective communication and parallel‑computation libraries (NCCL, RCCL, OneCCL, MPI).

• Currently has, or is in the process of obtaining, a bachelor’s degree in Computer Science, Computer Engineering, a relevant technical field, or equivalent practical experience (degree must be completed prior to joining Meta).
• Minimum of 2 years of software‑development experience in industry settings or a Ph.D. with 9 months of experience.
• Proficiency in C/C++ and at least one scripting language (Python/Shell scripting).
• Experience with network devices and products (routers, switches, adapters, load balancers) and a solid understanding of routing protocols.
• Experience developing and automating test suites.

• Systems programming experience and knowledge of TCP/IP, HTTP/HTTPS, SPDY, DNS, and load balancers.
• Linux kernel experience, especially drivers and the network stack.
• Working knowledge of transport stacks (RDMA, RoCEv2).
• Experience with QEMU, FPGA emulation environments is a plus.
• Parallel‑computing platforms such as CUDA, RoCM, and OpenCL.
• Experience with platform services (optics, physical layer (PHY), FPGAs, sensors, fan control, power, etc.), board support packages (BSP), operating systems, kernel, boot loader, power management, real‑time operating system (RTOS), and Linux.

Meta builds technologies that help people connect, find communities, and grow businesses. Since its founding in 2004, Meta has expanded beyond Facebook to include Messenger, Instagram, Whats App, and emerging immersive experiences such as augmented and virtual reality. Meta is proud to be an Equal Employment Opportunity and affirmative action employer.

Meta is an Equal Employment Opportunity and affirmative action employer. We consider applicants with a wide range of backgrounds and experiences, including protected veterans and individuals with disabilities. Meta participates in the E‑Verify program where required and may use AI and machine learning techniques in the hiring process. We provide reasonable accommodations for qualified candidates and invite you to contact  for support.

Not Applicable

Full‑time

Engineering and Information Technology