Senior Network Software Engineer, SONiC & ASICs

Apple Inc.; San Francisco, Northern (CA, KY); Hybrid; USD 185,000 - 325,000; Full time

Job summary

Apple Inc. in the San Francisco Bay Area seeks a Sr Software Engineer for Infrastructure Services (SONiC) to design, develop, and troubleshoot networking software across the SONiC stack, including SAI integration and ASIC interactions.

The role requires deep understanding of networking, strong systems programming skills in C/C++, Python, or Go, and the ability to work with hardware partners to ensure reliable operation in large-scale data center environments.

Qualifications

• Strong software development experience in C/C++, Python, Go, or similar systems programming languages.
• Strong understanding of computer networking fundamentals.
• Experience developing or working with network operating systems, switching software, routing platforms, or network infrastructure software.
• Working knowledge of SONiC architecture and its major components.
• Working knowledge of SAI and how SONiC uses it to program switching ASICs.
• Working knowledge of network switching ASIC architecture.

Responsibilities

• Design, develop, and maintain networking software and features for SONiC-based network platforms.
• Develop and enhance SONiC components, services, platform interfaces, and networking applications.
• Analyze packet-forwarding behavior to determine whether issues originate in the control plane, SONiC infrastructure, SAI, ASIC programming, hardware, or network configuration.
• Work closely with network ASIC vendors to understand SDK/SAI interactions when investigating forwarding or hardware-programming issues.
• Develop software that programs and manages switching hardware through SAI.
• Troubleshoot complex Layer 2 and Layer 3 networking issues, protocols, and technologies.
• Build tools and automation that improve debugging, observability, testing, and operational reliability of the network platform.
• Participate in design reviews, code reviews, testing, qualification, and production troubleshooting.
• Collaborate with network architects, hardware engineers, ASIC vendors, validation teams, and operations teams to deliver highly reliable networking platforms.

Skills

C/C++

Python

Go

Networking fundamentals

SONiC

SAI

ASIC architecture

Debugging

Logs analysis

Concurrency

APIs

Job description

Apple Inc. in the San Francisco Bay Area seeks a Sr Software Engineer for Infrastructure Services (SONiC) to design, develop, and troubleshoot networking software across the SONiC stack, including SAI integration and ASIC interactions.

The role requires deep understanding of networking, strong systems programming skills in C/C++, Python, or Go, and the ability to work with hardware partners to ensure reliable operation in large-scale data center environments.