Linux Engineer

X4 Technology; England; Hybrid; GBP 55,000 - 65,000; Part time

Job summary

X4 Technology is seeking a Linux Engineer to design, build, configure and support Linux infrastructure across physical, virtual and cloud environments. You will develop and maintain Puppet configurations and Shell scripts to automate deployment, administration and operational tasks.

You will work on Linux builds, upgrades and migrations, manage enterprise monitoring with CheckMK, respond to alerts, investigate incidents and ensure availability, security and compliance.

Qualifications

• Strong Linux administration and engineering skills, with Ubuntu or other major distributions.
• Hands-on Puppet configuration management and strong Shell/Bash scripting and automation skills.

Responsibilities

• Design, build, configure and support Linux infrastructure across physical, virtual and cloud environments.
• Develop and maintain Puppet configurations and Shell scripts to automate deployment, administration and operational tasks.
• Work on Linux infrastructure projects, including new builds, upgrades and migrations to newer versions.
• Manage and improve enterprise monitoring, responding to alerts and developing monitoring rules/scripts.

Skills

Linux administration

Shell scripting

Automation

Problem solving

Tools

Puppet

CheckMK

Shell scripting

Job description

Linux Engineer

• Contract
• £300 - 350 per day

Job Title: Linux Engineer

Location: Flexible with remote and on-site possibilities

Day Rate: £300-350/day (OUTSIDE IR35)

Contract Length: 3 months (extendable)

Linux Engineer – Role & Responsibilities

• Design, build, configure and support Linux infrastructure across physical, virtual and cloud environments.
• Develop and maintain Puppet configurations and Shell scripts to automate deployment, administration and operational tasks.
• Work on Linux infrastructure projects, including new Linux builds, upgrades and migrations to newer versions.
• Manage and improve enterprise monitoring, responding to alerts and developing monitoring rules/scripts where required.
• Provide BAU support and troubleshooting, investigating incidents, maintaining system availability and ensuring infrastructure is secure, documented and compliant.

Linux Engineer – Required Experience

• Strong commercial experience as a Linux Engineer / Systems Engineer, ideally within an enterprise environment
• Strong Linux administration and engineering skills, particularly Ubuntu and/or other major Linux distributions
• Hands-on experience with Puppet and configuration management, with strong Shell/Bash scripting and automation skills.
• Strong hands-on experience with CheckMK for infrastructure monitoring, including configuration, alerting, performance monitoring, troubleshooting and maintaining monitoring across Linux servers and enterprise environments

Interviews: October 2026

Start Date: November 2026