Platform Engineer - HPC & AI Infra Architect

Carbon3.ai; United Kingdom; On-site; GBP 85,000 - 120,000; Full time

Job summary

Carbon3.ai is seeking a Platform Engineer (HPC & AI) in the United Kingdom to shape our new Platform team. The role involves customer-facing collaboration, technical troubleshooting, and coordination with vendor engineering teams to ensure seamless AI platform operations.

You will design, deploy, and manage large‑scale HPC clusters, implement Slurm governance, optimize network topologies, and automate workflows across multi‑vendor stacks.

Qualifications

• Experience supporting AI/HPC infrastructure and platforms.
• System administration experience on Linux (RHEL/CentOS/Ubuntu) and kernel tuning.
• Proficiency with Ansible and GPU toolkits (NVIDIA CUDA).
• Understanding automation, monitoring, and security for GPU-as-a-service.
• Extensive experience in platform operations or SRE.
• Experience with GPU resource allocation across instances and time.
• Advanced networking skills for high‑performance networks.
• Familiarity with cloud APIs and distributed systems.
• Knowledge of AI/ML concepts, pipelines, and tooling.
• Experience with monitoring/logging tools (Grafana, Kibana, Splunk).

Responsibilities

• Design, deploy, and manage large-scale HPC and GPU-accelerated clusters.
• Administer HPC scheduling systems (e.g., Slurm) including GPU partitioning.
• Architect InfiniBand and Ethernet network topologies.
• Ensure high availability and proactive risk mitigation.
• Automate provisioning, configuration, and monitoring across multi-vendor stacks.
• Monitor real-time performance and troubleshoot compute/storage issues.
• Respond to incidents including node, network, and driver issues.
• Manage access control, RBAC, and security hardening.

Skills

HPC & AI platform support

Linux system administration

Ansible

NVIDIA CUDA toolkit

Kubernetes

Networking (HDI)

Monitoring & observability

Security hardening

Vendor collaboration

GPU resource management

Tools

Slurm

InfiniBand

Grafana

Kubernetes

Job description

Carbon3.ai is seeking a Platform Engineer (HPC & AI) in the United Kingdom to shape our new Platform team. The role involves customer-facing collaboration, technical troubleshooting, and coordination with vendor engineering teams to ensure seamless AI platform operations.

You will design, deploy, and manage large‑scale HPC clusters, implement Slurm governance, optimize network topologies, and automate workflows across multi‑vendor stacks.