Senior Network Engineer: Global Backbone & Test Automation

Apple Inc.; San Francisco (CA); On-site; USD 145,000 - 264,000; Full time

Benefits offered by this job

Medical and dental coverage

Apple stock program eligibility

Relocation assistance

Job summary

Apple Inc. in San Francisco is seeking a Senior Network Engineer to design, test, and deploy Apple’s global backbone.

You’ll lead large-scale network projects, develop lab qualification methods for NOS, and build automation tools to enhance test coverage and validation processes. You will collaborate with software engineers, network architects, deployment and operations teams to ensure reliability, scalability, and performance across carrier-grade networks, spanning internal facilities and

Qualifications

• Solid understanding of LAN/WAN technologies and protocols.
• In-depth experience with TCP/IP, ISIS, BGP and MPLS protocols.
• Experience with systems, integration, validation and testing of complex hardware and software products.
• Proficient in building test cases for different network platforms and NOS.
• Experience in testing network devices, related tools, dependent systems, applications and dependent infrastructure.
• Extensive hands-on experience with carrier-grade network technologies and vendors including Cisco, Arista and Juniper.
• Experience supporting large-scale backbone network with knowledge of complex traffic engineering, traffic engineering and internet routing protocols.

Responsibilities

• Test Case Development and Scalability: Build, maintain, and enhance network test cases and test procedures that scale across diverse network environments, network roles, and vendor platforms.
• End-to-End Test Planning: Design end-to-end test scenarios and develop structured test plans to reproduce production issues, edge cases, degraded network conditions, and failure scenarios across the network infrastructure.
• Test Automation and Tooling: Identify repetitive manual workflows suitable for automation and develop tools and scripts for network device control, testbed setup, performance measurement, data collection, and automated test execution.
• Cross-Functional Collaboration: Partner with software engineers, network architects, deployment teams, and operations teams to understand network behavior, improve test coverage, identify validation gaps, and ensure network reliability.
• Failure Emulation and Troubleshooting: Reproduce production network failures in controlled test environments, isolate issues, collect logs and telemetry data, and provide detailed reproduction procedures to support engineering investigations and root cause analysis.
• Test Coverage and Validation Improvements: Identify gaps in existing test suites and expand validation coverage for network functionality, reliability, resiliency, performance, and failure recovery.
• Issue Analysis and Documentation: Document test results, failure symptoms, reproduction steps, and diagnostic findings to help engineering teams troubleshoot issues and implement corrective actions.

Skills

LAN/WAN tech

TCP/IP routing

BGP

MPLS

NOS testing

Network testing

Ixia/Spirent

multivendor platforms

Tools

Ixia

Spirent

Job description

Apple Inc. in San Francisco is seeking a Senior Network Engineer to design, test, and deploy Apple’s global backbone.

You’ll lead large-scale network projects, develop lab qualification methods for NOS, and build automation tools to enhance test coverage and validation processes. You will collaborate with software engineers, network architects, deployment and operations teams to ensure reliability, scalability, and performance across carrier-grade networks, spanning internal facilities and