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Ferns IT Consultancy Ltd Linkedin · Posted 3d ago

Linux / Unix Production Support Engineer

United Kingdom

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Indexed description

  • 3–5 years experience
  • Must have SC clearance or be SC eligible


Looking for a hands-on Linux engineer to support live production systems in a secure environment.


Day to day work:


  • Fix Linux/Unix incidents & outages
  • Monthly server patching and security updates
  • Fast response to critical vulnerabilities
  • Production monitoring and support
  • Basic infra tasks (server/printer registrations etc.)
  • Update tickets, changes and evidence in ServiceNow


Must have skills:


  • Strong Linux admin (RHEL / CentOS / Oracle Linux)
  • Patching with yum/dnf, kernel updates & safe reboots
  • Troubleshooting CPU, memory, disk, network, services
  • Log analysis using /var/log and journalctl
  • Bash scripting for small automations
  • Understanding of security patches & CVEs
  • Experience in live production support
  • Worked with ticketing tools (ServiceNow preferred)
  • Able to work to SLAs and follow change control
  • Active SC or eligible to obtain SC clearance


Nice to have:


  • Ansible or similar automation tools
  • VMware / virtual machines experience
  • Basic networking & firewall knowledge
  • Knowledge of containerisation (Docker/Podman/Kubernetes basics)
  • Hands-on role, ideal for a solid mid-level Linux support engineer who can keep production systems stable, secure and compliant.
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