Linux Red Hat Expert

Inetum; Lisboa; Presencial; EUR 40 000 - 60 000; Tempo integral

Resumo da oferta

A technology solutions company in Lisbon is seeking an experienced Linux Red Hat Expert to provide advanced support and automation for RHEL environments. The ideal candidate should have at least 5 years of experience, strong skills in accessing control, and proficiency in tools like Red Hat Satellite and Ansible. Responsibilities include performance tuning, lifecycle management, and collaborating with security teams.

Qualificações

• Minimum of 5 years of experience in Red Hat Linux administration.
• Expert-level proficiency in RHEL system administration.
• Strong skills in access control and SUDO.

Responsabilidades

• Provide L3 support and resolve complex incidents in RHEL.
• Administer and troubleshoot RHEL platforms.
• Manage Red Hat Satellite Server for patching and provisioning.

Conhecimentos

Red Hat Linux administration

Automation and scripting skills

Performance tuning

Access control management

Formação académica

Bachelor’s degree in Computer Science or equivalent

Ferramentas

Red Hat Satellite

Ansible

Docker

Kubernetes

Descrição da oferta de emprego

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Are you a Red Hat expert ready to take on complex challenges in enterprise infrastructure?
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.

Your Key Responsibilities

• 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.

Profile

• 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.

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.