About the job
Join Fluidstack as a Network Engineer, WAN
At Fluidstack, we are revolutionizing the foundation of intelligent computing. By collaborating with leading AI laboratories, government entities, and prestigious enterprises such as Mistral, Poolside, Black Forest Labs, and Meta, we aim to deliver computational power at unprecedented speeds.
Our mission to realize Artificial General Intelligence (AGI) drives us with urgency and dedication. Our team is composed of highly motivated professionals committed to crafting state-of-the-art infrastructure. We regard our clients' success as our own, taking immense pride in the systems we create and the trust we cultivate. If you're driven by purpose, passionate about excellence, and ready to labor diligently to advance the future of intelligence, we invite you to be part of our visionary journey.
Role Overview
We are seeking a skilled Network Engineer, WAN to design and manage the global network backbone that connects Fluidstack’s data centers and GPU clusters. You will be tasked with creating high-performance, secure, and dependable wide-area networks (WANs) to facilitate data transfer across various regions. Your collaboration with our compute, storage, infrastructure, and facility teams will be crucial to ensure seamless and low-latency connectivity throughout our operational landscape.
Key Responsibilities
- Design, implement, and manage high-throughput, low-latency WAN connections across our data center sites.
- Demonstrate expertise in optical transport technologies (DWDM, ROADM, coherent optics) alongside platforms like Ciena.
- Lead comprehensive carrier engagements: circuit procurement, contract negotiation, SLA management, and issue escalation.
- Continuously monitor and enhance interconnect performance, focusing on routing efficiency, packet loss, and bandwidth utilization.
- Coordinate with ICT and facility teams on physical fiber entries, cross-connects, and demarcation points.
- Develop and sustain WAN capacity models; anticipate bandwidth requirements aligned with our deployment roadmap.
- Automate the configuration, provisioning, and oversight of WAN infrastructure.
- Implement and manage site-to-site VPNs, private peering, and direct connections with hyperscalers.
- Troubleshoot intricate network challenges.
- Establish best practices for redundancy, failover, and disaster recovery.
- Collaborate with infrastructure engineering, SREs, and software teams to enhance our systems.
- Support future expansion efforts by contributing to global network growth strategies.

