Principal Network Architect - Optical Circuit Switch Cloud Data Center - Permanent

About Huawei

Huawei is a leading global provider of information and communications technology (ICT) infrastructure and smart devices. With integrated solutions across four key domains – telecom networks, IT, smart devices, and cloud services – we are committed to bringing digital to every person, home and organization for a fully connected, intelligent world.

At Huawei, innovation focuses on customer needs. We invest heavily in basic research, concentrating on technological breakthroughs that drive the world forward. We have more than 180,000 employees, and we operate in more than 170 countries and regions.

About the IRC

Huawei Ireland Research Centre (IRC) mission is to position Huawei as a recognized technology leader and a global provider of information and communications technology (ICT) solutions. To achieve this we are building an industry-recognized multi-discipline Research Centre of experts with focus on medium-term to long-term issues. The IRC will work closely with an open innovative ecosystem with Huawei customers to address real-world issues. The IRC will also engage with key European universities to build a basic research capability to support Huawei technical projects.

About the Job

Huawei offers a highly reliable and performant network infrastructure, ensuring seamless connectivity and service continuity for millions of users globally. The Cloud Reliability Lab at Huawei Ireland Research Center is at the cutting-edge of innovation, driving the development of the world's most advanced data centers. As a member of the team, you will play a critical role in designing and implementing cutting-edge solutions to enhance the reliability, efficiency, and scalability of our hyperscale cloud infrastructure to meet the growing demand for computational power across a wide range of services, including AI, big data analytics, and cloud computing.

In this role, you will collaborate with global network engineers, software engineers, and researchers to lead the development of cutting-edge data center solutions for Huawei Cloud's hybrid optical-electrical network infrastructure, leveraging OXC and SONiC technologies. Your efforts will directly contribute to delivering unmatched reliability and performance to Huawei Cloud users globally.

The work you do here will have a direct impact on the global community, empowering millions of users to rely on Huawei Cloud for their critical applications and services. Join us in shaping the future of hyperscale cloud infrastructure and delivering unmatched reliability to the world.

Responsibilities

• Design Huawei Cloud's hybrid optical-electrical data center network solutions, focusing on improving hyperscale distributed traffic engineering and topology engineering.


• Leverage Optical Circuit Switch (OCS/OXC) direct interconnect capabilities to implement a Dragonfly-like network topology for high-performance, low-latency data center interconnection.


• Contribute to the architecture and development of next-generation reconfigurable optical networks that support dynamic topology adjustments, adaptive routing, and optimized resource allocation under varying traffic demands.


• Collaborate on the deployment of our program network infrastructure in Ireland, tailored to local requirements.


• Publish key findings in relevant conferences and journals or apply for patents as appropriate.


• Collaborate on designing, building, and maintaining scalable network infrastructure across cloud environment.

Requirements

• 8+ years relevant network experience with a min BSc in Computer Science or related fields.


• Experience in the design and development of networking solutions based on Optical Circuit Switch (OCS/OXC).


• Experience in traffic engineering techniques—such as routing control, multi-path routing, traffic scheduling, network telemetry, and traffic modeling—to optimize network efficiency, improve resource utilization, and ensure balanced load distribution across large-scale network environments.


• Experience in designing and optimizing network topologies using techniques like Clos, Dragonfly architectures to improve scalability, fault tolerance, and performance; ability to support dynamic topology adaptation in response to real-time traffic and AI-driven application demands.


• Preferred: Solid experience in traffic engineering and topology engineering for data center reconfigurable networks based on OCS/OXC architectures.


• Experience in coding in at least two high - level programming languages such as C, C++, or Go, particularly in the context of SDN - based networking solutions development.


• Exceptional communication skills including the ability to negotiate around deeply technical topics with senior business leaders.


• Optional: Hands on experience working with AWS, Azure or GCP services.

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