Senior Linux Systems Administrator — Remote & Automation

LUZA Group

Lisboa

Hybrid

EUR 35,000 - 55,000

Full time

14 days+

A complete application in a minute

Tailored resume and cover letter, ready to send.

Get past ATS filters

Benefits offered by this job

Remote work possible

Job summary

LUZA Group is seeking a Linux Systems Administrator to join our enterprise environments. You will manage Linux infrastructures, optimize performance, and automate deployments in critical production settings.

The role emphasizes security, reliability, and continuous improvement, with collaboration across Cloud, Security, and Applications teams. We value autonomous, proactive professionals and offer remote work whenever possible, along with a benefits plan and equipment delivery tailored to

Qualifications

3+ years of enterprise Linux administration experience.
Strong knowledge of Red Hat, Oracle Linux, SUSE, or Debian.
Experience with high-availability environments using Pacemaker.
Bash scripting, troubleshooting, and operational automation.
Familiar with Infrastructure as Code and Ansible.
Docker and Kubernetes knowledge is a plus.

Responsibilities

Manage and optimize Linux Enterprise infrastructures in critical production environments.
Ensure system availability, performance, security, and operational stability.
Automate operational processes and deployments using configuration management and automation tools.
Administer virtualized environments and modern containerization platforms.
Troubleshoot and resolve complex incidents in production systems.
Contribute to technology evolution projects, capacity planning, and continuous service improvement initiatives.
Collaborate closely with Cloud, Security, and Application teams.