Linux System Administrator (Enterprise)

About the role

InnoTech is looking for a Linux System Administrator to join its growing team of 180+ professionals. You will be responsible for managing and optimizing Linux enterprise infrastructures that support critical business applications.

Key responsibilities

• Manage and optimise Linux Enterprise environments (RHEL, Oracle Linux, SLES, Debian) in high‑availability settings.
• Ensure system availability, performance and security, including monitoring and incident resolution.
• Automate operational tasks and deployments using configuration and automation tools.
• Administer virtualised environments and container platforms such as Docker and Kubernetes.
• Participate in capacity‑planning, technology evolution projects and continuous‑improvement initiatives.
• Collaborate closely with Cloud, Security and Application teams across multiple projects.

Required profile

• Minimum 3 years of experience in Linux/Unix system administration.
• Strong knowledge of Red Hat Enterprise Linux, Oracle Linux, SUSE Linux Enterprise Server or Debian.
• Experience with high‑availability clusters, preferably Pacemaker.
• Good understanding of TCP/IP networking and troubleshooting.
• Proficiency in Bash scripting and operational automation.
• Familiarity with Foreman for system provisioning.
• CPLP nationality or a valid EU work permit and fluency in Portuguese.

Required skills

• Linux Enterprise (RHEL, Oracle Linux, SLES, Debian)
• Pacemaker clustering
• TCP/IP networking
• Bash scripting
• Foreman provisioning

What we offer

• Health‑focused benefits, including free mental‑health support.
• 25 days of vacation plus birthday, Carnival and a bridging day.
• Half‑day vacation on children’s birthdays and a school‑supplies voucher.
• Pet‑sitting partnerships and a pet‑bereavement day.
• Regular team‑building events, four annual company parties, game nights and social activities.
• InnoSports initiatives (football, marathons, etc.) and sustainability‑focused events.