Job Description: Would you like to join Voolkia and boost your career? We are adding a Linux/Unix Administrator to our team for a major multinational company. We are seeking a technically skilled professional with proven experience administering and operating Linux/Unix operating systems in production environments, responsible for maintaining, patching, and ensuring the stability of critical platforms. Working Hours: Monday to Friday, 09:00–18:00 Solid Linux experience is required, especially within the **RHEL (Oracle Linux)** family. Experience with **SUSE** and **Debian**, as well as operational knowledge of **HP-UX** and **Solaris**, is desirable. **Key Responsibilities:** * Administration of Linux and Unix systems in production environments. * Execution of operating system patches (security updates, kernel, vendor advisories). * Planning of maintenance windows, post-patch validations, and rollback procedures. * Operating system-level troubleshooting: CPU, memory, disk, I/O, networking, and services. * Log analysis, incident management, and production support. * Basic system hardening and lifecycle management of systems (EOL, upgrades). * Simple automation of operational tasks via scripting (shell). **Mandatory Requirements:** * Proven experience administering Linux, especially RHEL. * Practical experience performing patches in production environments. * Knowledge of HP-UX and Solaris. * Solid understanding of internal operating system functionality. **Desirable (not mandatory):** * Experience with SUSE and/or Debian. * Familiarity with Agile methodologies. * Interest in emerging technologies and continuous improvement. Benefits: * Discount on all CUI language courses * Role-specific training programs * Talks on current topics delivered by professionals * Gifts for celebrations: birth – graduation – wedding – birthday – company anniversary * Birthday day off (subject to project requirements) * Extended paternity leave (7 days) * Discounts on Bimbo products, Benefit Club, Megatlon Gym, and bookstores ALOT * Special Movistar plans available to Voolkia employees * Referral program bonus * BBVA Bank: Welcome package upon opening a salary account * 2 days for relocation (1 additional day granted by Voolkia) * Remote work according to your role and category * Employee raffles and surprises We offer: * Joining a company with extensive expertise in custom solutions, Artificial Intelligence, and cybersecurity. * Working in an environment focused on learning, growth, and challenging projects. * Collaborating and learning alongside top professionals and specialists. At Voolkia, we strive for outstanding results, creating value and consistently delivering the best experience. Join our team!