Staff Network Engineer, WAN

At Fluidstack, we’re building the infrastructure for abundant intelligence. We partner with top AI labs, governments, and enterprises - including Mistral, Poolside, Black Forest Labs, Meta, and more - to unlock compute at the speed of light.

We’re working with urgency to make AGI a reality. As such, our team is highly motivated and committed to delivering world-class infrastructure. We treat our customers’ outcomes as our own, taking pride in the systems we build and the trust we earn. If you’re motivated by purpose, obsessed with excellence, and ready to work very hard to accelerate the future of intelligence, join us in building what's next.

We are looking for a Staff Network Engineer, WAN to architect and operate the global network backbone connecting Fluidstack’s data centers and GPU clusters. You will be responsible for designing high-performance, secure, and reliable wide-area networks (WANs) to support data movement across regions. You will work closely with our compute, storage, infrastructure, and facility teams to ensure seamless, low-latency connectivity across our infrastructure footprint.

• Architect, implement, and maintain high-throughput, low-latency WAN links across data center sites.

• Experience with optical transport (DWDM, ROADM, coherent optics) and platforms such as Ciena

• Lead carrier engagements end-to-end: circuit procurement, contract negotiation, SLA management, and escalation

• Monitor and optimize interconnect performance, including routing, packet loss, and bandwidth usage.

• Coordinate physical fiber entries, cross-connects, and demarcation points with ICT and facility teams

• Develop and maintain WAN capacity models; forecast bandwidth needs aligned to deployment roadmap

• Automate configuration, provisioning, and monitoring of WAN infrastructure.

• Deploy and maintain site-to-site VPNs, private peering, and direct connects with hyperscalers.

• Troubleshoot complex network issues.

• Implement best practices for redundancy, failover, and disaster recovery.

• Collaborate with infrastructure engineering, SREs, and software teams.

• Support future growth by contributing to global network expansion plans.

• 7+ years of experience in network infrastructure engineering with a focus on WAN design and operations.

• Deep understanding of network routing protocols (BGP, OSPF), MPLS, and IPsec VPNs.

• Strong documentation habits; ability to create runbooks, topology diagrams, and decision records

• Proven experience with fiber, transport circuits, and carrier peering arrangements.

• Strong knowledge of Linux networking and systems administration.

• Experience with infrastructure automation (e.g., Ansible, Terraform, NetBox).

• Familiarity with monitoring and telemetry tools (e.g., Grafana, Prometheus, ELK, or custom tooling).

• Ability to manage projects across multiple sites and time zones.

• Excellent written and verbal communication skills.

• Competitive total compensation package (salary + equity).

• Retirement or pension plan, in line with local norms.

• Health, dental, and vision insurance.

• Generous PTO policy, in line with local norms.
  

The base salary range for this position is $150,000 - $300,000 per year, depending on experience, skills, qualifications, and location. This range represents our good faith estimate of the compensation for this role at the time of posting. Total compensation may also include equity in the form of stock options.

We are 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.

You will receive a confirmation email once your application has successfully been accepted. If there is an error with your submission and you did not receive a confirmation email, please email [email protected] with your resume/CV, the role you've applied for, and the date you submitted your application-- someone from our recruiting team will be in touch.