Senior Cloud Infrastructure Engineer — Remote

Devopsroles; United Kingdom; Remote; GBP 90,000 - 120,000; Full time

Job summary

Open LMS in the United Kingdom is seeking a Senior Cloud Infrastructure Engineer to help build, scale, and evolve our multi-tenant SaaS hosting platform on AWS. The role is hands-on across Terraform, Puppet, Python automation, and observability pipelines, with a focus on Linux systems and distributed architectures.

You will own platform design and deployment workflows, contribute to incident response, and collaborate with teams on API contracts and tooling.

Qualifications

• Bachelor's degree in Computer Science or related field.
• Extensive experience with AWS production workloads.
• Strong Terraform experience for production infra modules.
• Proficiency in Puppet modules for fleet management.
• Solid Python skills for automation and daemons.

Responsibilities

• Design, build, and maintain AWS infrastructure using Terraform (EC2, RDS, S3, SQS, Lambda, ALB, ElastiCache, Route 53, VPC).
• Write and maintain Puppet modules for EC2 fleets across auto‑scaling groups.
• Maintain Python‑based automation and tooling for platform operations.
• Operate and improve distributed service discovery (etcd).
• Manage and tune multi‑tier caching (Varnish, Redis, PHP OPcache).
• Run and scale observability stack (Prometheus, Grafana, Loki, Fluentd, PagerDuty) and participate in on‑call rotations.
• Evaluate and implement distributed storage solutions as the platform evolves.
• Improve deployment workflows and release processes.
• Collaborate on API contracts and operational tooling.
• Participate in incident response and platform reliability improvements.

Skills

Strong communication

Problem solving

Team collaboration

Documentation

Distributed systems understanding

Education

Bachelor's degree in Computer Science

Tools

Terraform

Puppet

Python

Linux (Ubuntu)

Prometheus

Grafana

Loki

Varnish

Redis

Etcd

Nginx

PHP-FPM

Job description

Open LMS in the United Kingdom is seeking a Senior Cloud Infrastructure Engineer to help build, scale, and evolve our multi-tenant SaaS hosting platform on AWS. The role is hands-on across Terraform, Puppet, Python automation, and observability pipelines, with a focus on Linux systems and distributed architectures.

You will own platform design and deployment workflows, contribute to incident response, and collaborate with teams on API contracts and tooling.