Senior Security Engineer, Data Center Network
Apple
Sourced from Apple's careers site · Posting last seen November 1, 2026
Do you want to help build some of the largest and most consequential enterprise and customer technology systems in the world? Join Apple’s Information Systems and Technology (IS&T) organization. IS&T is the engine behind everything Apple does for customers and for the people who build for them. It’s Apple’s central nervous system. Supporting 2.5 billion active Apple devices, processing billions of secure transactions, and keeping the technology that defines modern life running flawlessly, IS&T makes the impossible feel effortless.” Do you love building solutions to handle global complexity and immense scale? Imagine what you could do here. Infrastructure Services is part of IS&T and the foundation of Apple's global network operations — managing data center equipment and systems to deliver compute, storage, and networking services for teams across Apple, including its internal developer community. From individual facilities to a worldwide network, Infrastructure Services ensures the technology underneath everything works without question.
Description
As part of the Data Center Network Security Engineering team, you will collaborate closely with the SDI team to influence the design of next-generation security products and features, and to operationalize innovative security solutions that power Apple’s hyperscale network infrastructure. Our environment extends well beyond Apple’s data centers and edge locations, encompassing Apple Cloud platforms as well as third-party cloud environments.
This role spans the full spectrum of network security, from on-premises data centers to hybrid and multi-cloud architectures. We are seeking a highly motivated engineer with a strong passion for designing, implementing, and securing large-scale cloud and data center network infrastructures. You will play a key role in protecting hybrid environments by applying advanced network security controls, automation, and industry best practices across on-prem, cloud, and multi-cloud deployments.
Minimum Qualifications
Sophisticated knowledge of TCP/IP, routing protocols, security protocols and large scale network features.
Deep technical background in network-layer security mechanisms
Routing isolation
Routing security
Stateful and stateless firewalls
Network access control
VPN and tunneling technologies
Cloud-scale networking security background in developing, enforcing, and maintaining security frameworks, policies, and best practices.
Experience deploying and scaling overlay networking technologies (VXLAN, GRE, IPSec, etc)
Preferred Qualifications
10+ years experience in building, securing, and deploying large scale data center network & cloud environments
CISSP or equivalent certification(s)
Extensive understanding of public & private cloud networking security architecture & compute virtualization technologies
Experience in OVS, Container & Kube networking
Engineering leadership experience
Self-starter, self-motivated, self-directed, and self-sufficient. Drives ideas from inception to implementation
Demonstrates consistent technical, organizational, and industry-level awareness.
Technical presentation and communication skills with the ability to articulate concepts, designs and decisions to both technical and non-technical audiences.
Proficiency in one or more software languages (Swift, Golang, Python, etc)
Linux/Unix competence
Skills
- TCP/IP
- routing protocols
- security protocols
- firewalls
- network access control
- VPN
- tunneling technologies
- VXLAN
- GRE
- IPSec
- cloud networking security
- overlay networking
- network security
- cloud networking
- data center
Summary
Designs and implements security for large-scale data center and cloud networks.
Job title
Senior Security Engineer, Data Center Network
Experience
10+ years
Industry
technology
Location
San Francisco Bay Area, CA
Salary
Pay not disclosed by employer
Visa sponsorship
Company has sponsored H-1B before
Management role
No
- Sep 19, 2026 First posted
- Sep 26, 2026 Removed from careers site Live 7 days
- Oct 11, 2026 Reposted
- Oct 13, 2026 Removed from careers site Live 1 days
- Oct 25, 2026 Reposted
- Oct 26, 2026 Removed from careers site Live 1 days
- Nov 1, 2026 Reposted
- Nov 1, 2026 Live now
As observed on the employer's careers site by ApplyAll. We show every change we've seen including removals.
Posting history Reposted 3×
- Sep 19, 2026 First posted
- Sep 26, 2026 Removed from careers site Live 7 days
- Oct 11, 2026 Reposted
- Oct 13, 2026 Removed from careers site Live 1 days
- Oct 25, 2026 Reposted
- Oct 26, 2026 Removed from careers site Live 1 days
- Nov 1, 2026 Reposted
- Nov 1, 2026 Live now
As observed on the employer's careers site by ApplyAll. We show every change we've seen including removals.
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