
Sr Network Engineer, Infrastructure Services
Required skills
- BGP
- EVPN
- VXLAN
- Route Reflectors
- VRF
- OSPF
- IPv4/IPv6
- multicast
- QoS
- segmentation
Nice to have
- Python
- APIs
- infrastructure as code
- telemetry
- identity-based access
- zero-trust principles
Role summary
Apple's Infrastructure Services team is seeking a Senior Network Engineer to manage data center equipment and systems, delivering compute, storage, and networking services globally. This role focuses on enabling secure, reliable, and scalable network connectivity for Retail and Enterprise environments. Responsibilities include translating business requirements into engineered solutions, evaluating new technologies, developing designs, validating solutions, and establishing technical standards. The engineer will lead network equipment qualification, collaborate with various teams, and communicate complex technical decisions to diverse audiences. The position requires deep networking expertise, strong problem-solving skills, and the ability to impact network solutions at scale.
Description
This is a senior engineering role with broad scope and deep technical responsibility. You will take strategic direction, business use cases, and high-level architecture and convert them into solutions that can be qualified, standardized, deployed, operated, and supported at scale. You will explore emerging technologies and industry trends, evaluate networking hardware and software, and build technical solutions and frameworks that address Apple’s unique Retail and Enterprise requirements. You will lead network equipment qualification from requirements and test-plan development through lab validation, pilot deployment, certification, documentation, and production readiness. The role requires an understanding of how network services directly affect the employee and customer experience. You will balance performance, availability, security, operational simplicity, lifecycle, supportability, cost, and scalability when making engineering recommendations. You will also serve as a trusted technical partner to senior leaders and stakeholders, helping teams understand tradeoffs, resolve technical challenges, and make well-informed decisions. The scope and scale of the environment create an opportunity to engineer network solutions that make a meaningful impact across Apple.
Minimum Qualifications
7+ years designing, engineering, deploying, and supporting large-scale enterprise, campus, Retail, or service-provider networks across multiple sites or geographic regions, including high-availability and resiliency design. Deep knowledge of enterprise and data center routing/switching (BGP, EVPN, VXLAN, Route Reflectors, VRF, OSPF, IPv4/IPv6, multicast, QoS, segmentation) and enterprise wireless networking (RF design, Wi-Fi standards, authentication, roaming, capacity planning, wireless security). Strong troubleshooting skills, with the ability to analyze complex interactions across networks, applications, security controls, devices, and infrastructure services. Demonstrated ability to translate business and operational requirements into production-ready technical solutions, working independently across multiple concurrent initiatives. Experience producing clear, accurate technical documentation, including design specifications and engineering standards Excellent written, verbal, and presentation communication skills, with demonstrated ability to collaborate with senior leaders, business stakeholders, architects, security teams, engineers, operational teams, and vendors.
Preferred Qualifications
Experience engineering networks for large Retail environments, global campuses, high-density wireless deployments, or other business-critical locations. Experience evaluating, qualifying, and managing networking products through structured lab testing, production pilots, certification, deployment, lifecycle management, and retirement — including developing test plans, success criteria, engineering standards, implementation procedures, and operational documentation. Knowledge of software-defined networking, network automation, infrastructure as code, APIs, Python, telemetry, and automated validation frameworks. Experience with identity-based access, zero-trust principles, network access control, security policy enforcement, and application-aware networking. Experience with cloud connectivity, SD-WAN, internet-edge architecture, remote access, network observability, and performance analytics. Familiarity with benchmarking tools, traffic generators, packet analysis, wireless survey and spectrum-analysis tools, and automated regression testing. Bachelor's or master's degree in Computer Science, Computer Engineering, Electrical Engineering, Information Systems, or equivalent combination of education and industry experience. Advanced industry certifications such as CCIE, CCDE, CWNE, or equivalent expertise are beneficial but not required.
Sample Apple interview questions
- 1
Design a typeahead box for a search engine
system designmedium - 2
Design a rate limiter
system designmedium - 3
Architect a key-value store for distributed systems.
system designmedium - 4
Design a system to schedule jobs in a distributed environment
system designmedium
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