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Linux Red Hat Expert

https://www.inetum.com Logo

Inetum

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Location:
Portugal, Lisbon

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

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Job Description:

Inetum is hiring a Linux Red Hat Expert to provide advanced support, automation, and lifecycle management for critical RHEL environments in virtualized and physical platforms.

Job Responsibility:

  • Provide L3 support and resolve complex incidents in Red Hat Enterprise Linux (RHEL) across VMware, bare-metal, and IBM Power (LE) systems
  • Administer and troubleshoot RHEL platforms, ensuring performance, stability, and reliability
  • Manage Red Hat Satellite Server for patching, provisioning, and subscription lifecycle
  • Operate and secure Red Hat Identity Management (IdM) for centralized authentication and host-based access control
  • Conduct performance tuning, log analysis, and implement system optimizations
  • Maintain and engineer SUDO authorizations and access control policies
  • Perform root cause analysis and implement corrective and preventive actions
  • Collaborate with security teams to integrate RHEL systems with Active Directory and IdM
  • Build and maintain Ansible playbooks for automated patching, provisioning, and configuration management
  • Plan and execute kernel upgrades, OS updates, and manage package lifecycles
  • Document system architecture, standards, procedures, and troubleshooting workflows

Requirements:

  • Minimum of 5 years of experience in Red Hat Linux administration
  • Bachelor’s degree in Computer Science or equivalent
  • Expert-level proficiency in RHEL system administration, both virtual and physical
  • Hands-on experience in patch and lifecycle management using Red Hat Satellite
  • Strong skills in access control, SUDO, Kerberos, LDAP, and SSSD
  • Proficient in automation and scripting with Ansible, Shell, and Python
  • Proven ability to resolve complex issues and lead root cause investigations
  • Strong communication skills to work effectively with cross-functional teams
  • Fluent in English (B2–C1 level)

Nice to have:

  • RHCE or Red Hat Certified Specialist in Satellite/IdM
  • Experience with container platforms such as OpenShift, Docker, or Kubernetes
  • Understanding of ITIL processes for incident and change management

Additional Information:

Job Posted:
July 17, 2025

Employment Type:
Fulltime
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