Linux Infrastructure Engineer

Company: Spectrum IT Recruitment
Apply for the Linux Infrastructure Engineer
Location: Southampton
Job Description:

We are looking for a Linux Infrastructure Engineer who will take ownership of our clients on-premise development infrastructure. You’ll be responsible for maintaining, improving and automating the Linux-based infrastructure that supports software and hardware development teams.

This is a hands-on technical role focused on Linux systems, networking, virtualisation, storage and automation. While not directly involved in product development, you will play a key role in ensuring engineers have reliable, high-performing infrastructure to enable the delivery of cutting-edge technology.

The role is primarily based around on-premises infrastructure, with only minimal cloud exposure.

Due to the nature of the position, regular office attendance is required, although hybrid working is available.

Key Responsibilities

  • Install, configure and maintain Linux-based physical and virtual infrastructure.
  • Manage and support virtualisation platforms, networking and enterprise storage.
  • Ensure the availability, performance and security of development infrastructure.
  • Develop and maintain infrastructure automation using Infrastructure as Code principles.
  • Support and administer CI/CD tooling, build systems and engineering platforms.
  • Implement monitoring, alerting and dashboard solutions to maintain platform health.
  • Troubleshoot infrastructure, networking and systems issues.
  • Work closely with software and hardware engineering teams to support development activities.
  • Identify opportunities to improve operational efficiency through automation and tooling.
  • Contribute to the ongoing evolution of the engineering infrastructure environment.

Qualifications and Skills

  • Solid networking knowledge, including switching, firewalls and network troubleshooting.
  • Experience administering virtualisation platforms (ideally XCP-ng/XOA or similar).
  • Storage administration experience, ideally with enterprise storage platforms.
  • Automation-first mindset with experience using Ansible and Terraform/OpenTofu.
  • Jenkins installation, administration and pipeline development.
  • Monitoring and observability tools such as Zabbix, Prometheus or Grafana.
  • Scripting using Bash and/or Python.
  • Excellent troubleshooting and problem-solving skills.
  • Strong communication skills and the ability to work collaboratively with engineering teams.
  • Bare-metal provisioning technologies such as iPXE and Redfish.
  • HashiCorp Vault or similar secrets management solutions.
  • License server administration (FlexLM/FlexNet).
  • Experience with Azure DevOps or similar build pipeline platforms.
  • Windows Server, Active Directory, Microsoft 365, Azure and Entra ID administration.

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Posted: July 11th, 2026