Senior Private Cloud Engineer

Arm; Cambridge; On-site; GBP 73,500 - 99,500; Full time

Job summary

Arm is building a greenfield private cloud platform based on OpenStack to provide scalable infrastructure for its engineering teams in Cambridge and globally. You will design, build, and operate the platform with a strong emphasis on automation, APIs, and developer experience, contributing new features to the upstream community while collaborating across compute, storage, and networking domains.

The role emphasizes modern platform engineering practices, 24/7 reliability, and close collaboration

Qualifications

• Experience with Linux systems.
• Hands-on IaC with Terraform, Ansible or similar.
• Experience in a DevOps or SRE environment.
• Programming experience in Python or similar.
• Ability to debug compute, networking, storage in large production environments.

Responsibilities

• Design, build and operate a secure OpenStack environment.
• Implement systems using Infrastructure as Code.
• Develop automation and tooling to build and extend the platform.
• Support and enhance infrastructure CI/CD pipelines.
• Monitor, identify and fix issues across compute, storage and networking.
• Collaborate with infrastructure and platform teams to support frictionless workflows.
• Contribute to 24/7 platform reliability, scalability and performance tuning.

Skills

Linux

Python

DevOps/SRE

Networking concepts

Tools

Terraform

Ansible

CI/CD tooling (Jenkins, ArgoCD, FluxCD)

Job description

Arm is reimagining the way we provide our internal users with access to compute, moving from an approach siloed by application to a modern private cloud environment. This is a great opportunity to build and operate a greenfield private cloud platform based on OpenStack, delivering scalable and reliable infrastructure services for Arm's engineering teams. The platform underpins large-scale engineering workloads and is central to the organisation’s strategy. It will be built using modern platform engineering principles, with strong emphasis on automation, APIs, and developer experience. We have the ambition to build novel capabilities in the infrastructure we run and are working with innovative technology to do so. You will work across infrastructure and software to build, operate, and improve platform capabilities, contributing new features to the upstream community.

Responsibilities

• Design, build and operate a secure OpenStack environment.
• Implement systems using Infrastructure as Code.
• Develop automation, tooling to build and extend the platform.
• Support and enhance infrastructure CI/CD pipelines.
• Monitor, identify and fix issues across compute, storage and networking.
• Collaborate and engage with infrastructure and platform teams to support frictionless workflows for our end users.
• Contribute to 24/7 platform reliability, scalability and performance tuning.

Required Skills And Experience

• Experience with Linux systems.
• Hands‑on experience with Terraform, Ansible or other IaC tools.
• Experience of working in a DevOps or SRE environment.
• Programming experience in Python or similar.
• Understanding and ability to debug compute, networking, storage in large production environments.

Nice To Have Skills And Experience

• Exposure to modern cloud native principles.
• Familiarity with observability tools such as Prometheus and Grafana.
• Exposure to large‑scale or multi‑tenant environments.
• Exposure to GitOps driven and CI/CD pipelines such as Jenkins, ArgoCD, FluxCD.
• Contribution to Open Source projects.

Benefits

You will work on a modern internal platform used by engineering teams across the organization and globe. You will develop your skills across cloud, software and platform engineering. We offer a collaborative environment focused on continuous improvement and learning.

Salary Range

£73,500 - £99,500 per year

Equal Opportunities

Arm is an equal opportunity employer, committed to providing an environment of mutual respect where equal opportunities are available to all applicants and colleagues. We are a diverse organization of dedicated and innovative individuals, and do not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.