Lead GPU Infra Engineer — OpenStack & Kubernetes

Greenhouse Software, Inc.; Greater London; Hybrid; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Annual discretionary bonus

Private medical insurance

Flexible remote or hybrid work

Career progression

Collaborative international culture

Ownership and autonomy

Job summary

NexGen Cloud is the company behind Hyperstack, offering on-demand and private GPU infrastructure for researchers and enterprises. We’re a fast-moving team expanding OpenStack and Kubernetes globally, owning critical infrastructure that impacts performance, reliability, and customer experience.

This role focuses on ownership and end-to-end platform design and operations, not maintenance, with direct impact and rapid learning in a dynamic environment.

Qualifications

• Exposure to GPU infrastructure, HPC, or large-scale compute environments.
• Proven experience operating Kubernetes at scale, ideally bare-metal or private cloud.
• Solid understanding of Linux, networking, and storage systems.
• Experience with infrastructure automation, CI/CD, and Git-based workflows.
• Strong ownership mindset with ability to operate without heavy oversight.

Responsibilities

• Own the design, deployment, and operation of OpenStack and Kubernetes environments for GPU workloads.
• Build and improve infrastructure using infrastructure-as-code and GitOps practices.
• Optimise GPU workload scheduling and implement monitoring, logging, and alerting.
• Lead incident response and drive reliability improvements across the platform.
• Maintain strong security controls across infrastructure and container layers.

Skills

GPU infra

Kubernetes

OpenStack

Linux

Networking

Automation

GitOps

Incident response

Security controls

Tools

NVIDIA tooling

Job description

NexGen Cloud is the company behind Hyperstack, offering on-demand and private GPU infrastructure for researchers and enterprises. We’re a fast-moving team expanding OpenStack and Kubernetes globally, owning critical infrastructure that impacts performance, reliability, and customer experience.

This role focuses on ownership and end-to-end platform design and operations, not maintenance, with direct impact and rapid learning in a dynamic environment.