Meta
Software Engineer, Facebook Open Switching System (FBOSS)
Meta, Menlo Park, California, United States, 94029
Software Engineer, Facebook Open Switching System (FBOSS)
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This range is provided by Meta. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.
Base pay range $70.67/yr - $208,000.00/yr
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.
Responsibilities
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 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 computing libraries (NCCL, RCCL, OneCCL, MPI)
Develop infrastructure to maintain switch state and enable communication between services at scale
Minimum Qualifications
Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience
5+ years software development experience in industry settings or PhD with 2+ years of experience
3+ years relevant experience with network devices and products (routers, switches, adapters, load balancers) and an understanding of network routing protocols in industry settings
Proficiency in C/C++ and at least one scripting language (Python/Shell Scripting)
Experience with developing and automating test suites
Preferred Qualifications
Experience designing, developing and deploying networking software services for data centers
Experience designing and implementing software services such as programming, monitoring, and controlling the Network Processing Unit (NPU), Optics & Platform
Has led the platform bring‑up, and the cross‑functional effort to complete Engineering validation of new switches
Experience with routing, BSP, Phy, Linux kernel and networking operating system
Experience working with Layer 2/Layer 3 and routing protocols
Experience with datapath technologies such as optics, PHY, and Serializer/Deserializer (SerDes)
Experience with CPUs, FPGAs/PLDs and demonstrate experience understanding of control interfaces such as PCIe, MDIO, SPI, I2C
Experience automating test suites for CI/CD framework
Experience with debugging tools to navigate large code base
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.
Equal Employment Opportunity Statement 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, sexual orientation, 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. 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.
Compensation $70.67/hour to $208,000/year + bonus + equity + benefits. Individual compensation is determined by skills, qualifications, experience, and location. Compensation details listed in this posting reflect the base hourly rate, monthly rate, or annual salary only, and do not include bonus, equity or sales incentives, if applicable. In addition to base compensation, Meta offers benefits. Learn more about benefits at Meta.
Seniority level Not Applicable
Employment type Full‑time
Job function Engineering and Information Technology
Industries Technology, Information and Internet
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Get AI-powered advice on this job and more exclusive features.
This range is provided by Meta. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.
Base pay range $70.67/yr - $208,000.00/yr
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.
Responsibilities
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 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 computing libraries (NCCL, RCCL, OneCCL, MPI)
Develop infrastructure to maintain switch state and enable communication between services at scale
Minimum Qualifications
Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience
5+ years software development experience in industry settings or PhD with 2+ years of experience
3+ years relevant experience with network devices and products (routers, switches, adapters, load balancers) and an understanding of network routing protocols in industry settings
Proficiency in C/C++ and at least one scripting language (Python/Shell Scripting)
Experience with developing and automating test suites
Preferred Qualifications
Experience designing, developing and deploying networking software services for data centers
Experience designing and implementing software services such as programming, monitoring, and controlling the Network Processing Unit (NPU), Optics & Platform
Has led the platform bring‑up, and the cross‑functional effort to complete Engineering validation of new switches
Experience with routing, BSP, Phy, Linux kernel and networking operating system
Experience working with Layer 2/Layer 3 and routing protocols
Experience with datapath technologies such as optics, PHY, and Serializer/Deserializer (SerDes)
Experience with CPUs, FPGAs/PLDs and demonstrate experience understanding of control interfaces such as PCIe, MDIO, SPI, I2C
Experience automating test suites for CI/CD framework
Experience with debugging tools to navigate large code base
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.
Equal Employment Opportunity Statement 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, sexual orientation, 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. 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.
Compensation $70.67/hour to $208,000/year + bonus + equity + benefits. Individual compensation is determined by skills, qualifications, experience, and location. Compensation details listed in this posting reflect the base hourly rate, monthly rate, or annual salary only, and do not include bonus, equity or sales incentives, if applicable. In addition to base compensation, Meta offers benefits. Learn more about benefits at Meta.
Seniority level Not Applicable
Employment type Full‑time
Job function Engineering and Information Technology
Industries Technology, Information and Internet
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