JOBSEARCHER

Network Engineer, Connectivity & Strategy

FluidStackBrooklyn, NYL6 LeadSeptember 11th, 2026
Fluidstack Network TeamFluidstack is singularly focused on delivering 10 to 100s of GWs of compute faster than anyone else, rethinking every layer of the stack. We acquire power, design and build data centers, and operate them - with teams spanning hardware and software. Speed and scale are our key differentiators. Come be a part of building civilization-scale infrastructure for AI.We hire people who care deeply about this problem space. If that is you, please apply.Our team operates with extreme ownership, drives everything forward as fast as possible, challenges every assumption, and puts in long hours at high intensity to push the frontier of AI forward.Examples of key problems the team is working on include:Build the networks the frontier of AI trains on. Fabrics for 100k+ accelerator clusters, backbones between gigawatt campuses, and every network in between.Run 10GW of networks as one machine. Training fabrics for 100k+ accelerators, backbone, corp, and BMS/EPMS, one architecture across gigawatt campuses.Deliver a full site network in days, not quarters. Designs generated from source-of-truth models, devices turned up by ZTP, every link validated by machine. At this scale, manual is an outage.Role scope includes:Own external connectivity: carriers, dark fiber, internet exchanges, and cloud interconnects across the fleet.Plan backbone capacity between sites years ahead of the traffic that will fill it.Negotiate technical terms with carriers and fiber providers alongside sourcing.Own the connectivity roadmap: diversity, latency, and cost engineered we're looking for includes:Engineered carrier and long-haul dark fiber and lit services and know where the contracts hide risk.Plan capacity with data and buy ahead of need.Hold carriers to SLAs with escalation paths you built yourself.Long-haul and subsea systems. DWDM. Peering strategy. Fiber route analysis.Fluidstack is committed to pay equity and transparency. Fluidstack is an Equal Employment Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability and protected veterans' status, or any other characteristic protected by law. Fluidstack will consider for employment qualified applicants with arrest and conviction records pursuant to applicable law.