Senior Network Engineer - Systems Integrator

Are you looking for an exciting new opportunity?

Join a fast-growing, vertically integrated innovator in artificial intelligence and high-performance computing (AI HPC) infrastructure. Powered by renewable energy, the organization designs, deploys, and operates large-scale data centers and high-density network fabrics engineered to support world-class AI workloads and massive GPU clusters across North America and global markets.

The company is seeking a Staff Network Infrastructure Engineer to set the technical direction for its global high-performance network. In this strategic role, the successful candidate will architect, scale, and automate core spine-leaf Clos fabrics, WAN backbones, and peering edges connecting massive GPU training and inference clusters, leveraging modern telemetry and software-defined operations to build zero-touch, self-healing networks.

If you would like to learn more about this opportunity, feel free to reach out and apply today!

Responsibilities:

• Set the technical direction and architecture for IREN’s high performance data center networks, WAN, backbone and facility networks connecting large scale GPU clusters
• Design, validate and optimize complex BGP, OSPF/IS-IS, MPLS traffic engineering, VXLAN and EVPN fabrics across multi site and global campuses
• Define the technical roadmap for network automation, from single source of truth models to automated deployment, config generation and closed loop remediation
• Write, review and deploy production code (Python or Go) to automate network provisioning, change management and operational workflows
• Lead the deployment of streaming telemetry, network observability platforms and AI/ML tools (such as anomaly detection and automated troubleshooting assistants) to streamline operations
• Champion network reliability, ensuring the safety of automated production changes and leading incident reviews involving network infrastructure and software integration
• Partner with network architecture, security and data center operations leaders while mentoring senior network engineers to elevate the team’s automation capability

Skills/Must have:

• Extensive experience as a senior or staff network engineer, network development engineer or site reliability engineer (SRE) managing large data center, cloud or hyperscale networks
• Expert knowledge of BGP, OSPF or IS-IS, MPLS with traffic engineering, VXLAN, EVPN and Clos fabric architectures for high performance computing (HPC) and AI workloads
• Hands on experience with enterprise and service provider platforms (Cisco, Juniper, Arista) and their programmable interfaces (gNMI, NETCONF, REST APIs)
• Proven experience developing production grade automation using Python or Go, with deep familiarity in network data modeling (YANG), streaming telemetry and automated config generation
• Strong familiarity with NVIDIA Spectrum networking, RoCE, InfiniBand or large scale GPU interconnects (highly regarded)
• Practical vision for integrating AI/ML into network troubleshooting, change validation and operational health monitoring
• Strong technical authority and communication skills to influence cross functional teams, set engineering standards and coach senior technical staff

Benefits:

• 100% company-paid medical, dental, and vision insurance premiums for employees (75% for dependents); company-paid short/long-term disability; HSA options; Employee Assistance Program.
• 401(k) retirement plan with company match, plus access to financial planning and legal services.
• Paid Time Off (PTO) and paid holidays.
• Internal skills training, advancement pathways, and professional development support for certifications and continuing education.
• Regular company events and team-building activities.

Salary:

• $250,000 base