Linux Red Hat Expert

Description

Summary: Inetum is seeking a Red Hat expert to provide advanced L3 support, automation, and lifecycle management for critical RHEL environments. Highlights: 1. Provide L3 support for complex Red Hat Enterprise Linux incidents. 2. Administer, troubleshoot, and optimize RHEL platforms. 3. Engineer automation with Ansible, Shell, and Python. **Description du poste****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. **Profil*** 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. **À propos d'Inetum** Inetum is a European leader in digital services. Inetum’s team of 28,000 consultants and specialists strive every day to make a digital impact for businesses, public sector entities and society. Inetum’s solutions aim at contributing to its clients’ performance and innovation as well as the common good. Present in 19 countries with a dense network of sites, Inetum partners with major software publishers to meet the challenges of digital transformation with proximity and flexibility. Driven by its ambition for growth and scale, Inetum generated sales of 2\.5 billion euros in 2023\. **Country** Portugal **Location** Lisbon **Contract Type** Open\-ended contract