Senior Systems Engineer: AWS, Terraform & Ansible

Mondrian Alpha; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

Mondrian Alpha in London is seeking a Systems Engineer to own day-to-day systems administration and end-user support within a Linux-centric, multi-tenant AWS environment. You will administer Linux servers, build infrastructure as code with Terraform and Ansible, and support Windows, macOS and Linux endpoints, as well as databases and SaaS platforms.

This role offers genuine autonomy in a flat team structure.

Qualifications

• 3–10 years’ Linux server administration experience.
• Production-scale AWS cloud infrastructure experience.
• Hands-on Terraform or Ansible in live environments.
• End-user systems support across Windows, macOS, and Linux.
• Scripting in Python, Bash or PowerShell.

Responsibilities

• Administer and support Linux servers in a multi-tenant AWS environment.
• Build and maintain infrastructure-as-code with Terraform and Ansible.
• Support containerised workloads with AWS ECS and Batch.
• Administer databases spanning relational, columnar and NoSQL systems.
• Coordinate with IT teams to deliver projects independently.

Skills

Linux admin

AWS cloud

Scripting (Python/Bash/PowerShell)

Container orchestration

Project ownership

Tools

Terraform

Ansible

AWS ECS/Batch

Job description

Mondrian Alpha in London is seeking a Systems Engineer to own day-to-day systems administration and end-user support within a Linux-centric, multi-tenant AWS environment. You will administer Linux servers, build infrastructure as code with Terraform and Ansible, and support Windows, macOS and Linux endpoints, as well as databases and SaaS platforms.

This role offers genuine autonomy in a flat team structure.