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

Employee stock plans

Relocation assistance

Educational reimbursement

Comprehensive medical and dental

Job summary

Apple, Inc. in San Francisco Bay Area, CA, is seeking a Senior Network Engineer to design, test, and deploy the company’s global backbone network.

You will lead large-scale projects, develop lab tests for NOS qualification, and build automation to improve validation and coverage. The role requires hands-on experience with multi-vendor platforms (Cisco, Arista, Juniper) and extensive TCP/IP, IS-IS, BGP, and MPLS expertise, plus collaboration with software, deployment, and operations teams across

Qualifications

• Solid understanding of LAN/WAN technologies.
• 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 a 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 vendor including Cisco, Arista and Juniper.
• Experience supporting large-scale backbone network with knowledge of complex 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 technologies

TCP/IP

IS-IS

BGP

MPLS

Test automation

NOS

network devices

Ixia

Spirent

Tools

Ixia

Spirent

Job description

Apple, Inc. in San Francisco Bay Area, CA, is seeking a Senior Network Engineer to design, test, and deploy the company’s global backbone network.

You will lead large-scale projects, develop lab tests for NOS qualification, and build automation to improve validation and coverage. The role requires hands-on experience with multi-vendor platforms (Cisco, Arista, Juniper) and extensive TCP/IP, IS-IS, BGP, and MPLS expertise, plus collaboration with software, deployment, and operations teams across