AI Infra Engineer — GPU Cloud, Kubernetes/Slurm

Blue Signal Search; San Francisco (CA); On-site; USD 180,000 - 240,000; Full time

Benefits offered by this job

Annual bonus

Equity participation

Comprehensive benefits

Ownership of critical infra

Job summary

Blue Signal is seeking an infrastructure engineer to help design, deploy, and operate large-scale GPU cloud infrastructure for AI training and inference. You will own production reliability and work with a founding team to shape architecture, tooling, and operational standards from day one.

You will collaborate across engineering and customer teams to deliver scalable, high-performance infrastructure, with equity participation and a path to technical leadership in a fast-growing company.

Qualifications

• 3–6 years building and operating large Kubernetes/Slurm clusters.
• Experience designing or managing GPU orchestration platforms, including custom scheduling or topology-aware placement.
• Deep understanding of distributed object storage, NVMe storage clusters, and high bandwidth networking for AI infra.
• Experience operating production GPU infrastructure at scale.
• Strong systems engineering background supporting distributed AI workloads.
• Comfortable owning production reliability, troubleshooting, and infra operations.
• Strong Linux systems administration and infrastructure automation experience.
• Excellent troubleshooting, communication, and collaboration skills.

Responsibilities

• Design, deploy, and operate large-scale Kubernetes and/or Slurm environments for production AI workloads.
• Build and enhance GPU orchestration capabilities, including scheduling optimization and topology-aware placement.
• Architect and manage distributed storage platforms using object storage, NVMe clusters, and high performance networking.
• Develop reliable infrastructure supporting large-scale distributed training and inference environments.
• Partner with customers and internal teams to design infrastructure solutions meeting AI workload requirements.
• Own production reliability, incident response, performance optimization, and observability.

Skills

Kubernetes clusters

Slurm clusters

GPU orchestration

Distributed storage

NVMe storage

High bandwidth networking

Linux administration

Automation / IaC

Troubleshooting

Collaboration

Job description

Blue Signal is seeking an infrastructure engineer to help design, deploy, and operate large-scale GPU cloud infrastructure for AI training and inference. You will own production reliability and work with a founding team to shape architecture, tooling, and operational standards from day one.

You will collaborate across engineering and customer teams to deliver scalable, high-performance infrastructure, with equity participation and a path to technical leadership in a fast-growing company.