Administrator Systemów Administrator Jira (Ortigueira)

At Lognext we have been accompanying companies and teams for more than 18 years to identify and implement the technology necessary to advance, making their challenges and objectives our own and getting closer to their reality. We are looking for a talented Unix Administrator to join our team for a multinational leader in the banking sector located in Madrid. This role is responsible for the administration of Unix‑based servers, primarily RHEL, Ubuntu and Debian. Our environment spans a large, hybrid infrastructure of physical and virtual servers that supports mission‑critical applications and continuous production workloads. Ensure production stability – monitor, tune and troubleshoot the server park so that all services meet their SLA deadlines and remain available for end‑user operations. provisioning, configuration management, patching, and compliance checks) that reduce manual effort, accelerate delivery, and improve repeatability across the whole fleet. Security & compliance – perform hardening, vulnerability remediation, and patch management in a timely, deadline‑oriented manner, ensuring that security controls never become a bottleneck for production. Adaptability & continuous learning – stay current with emerging tools (Ansible, Python, CI/CD, etc.) Proven expertise with Unix/Linux (RHEL, Ubuntu & Debian).. Excellent communication and planning skills – you can translate technical details into clear actions for both technical and non‑technical audiences. Advanced administration & troubleshooting on RHEL, Ubuntu & Debian in large‑scale environments ( 10 000 servers). Automation & scripting – proven expertise with Ansible to build repeatable playbooks for provisioning, configuration, compliance and patching. Server‑side networking – VLANs, bonding, TCP/IP tuning, firewall rules, etc. CI/CD ecosystem familiarity – Jira, Bitbucket, GitLab, Jenkins, etc. Permanent contract. Work Mode: Hybrid, 4 days onsite/ per month (Madrid) Professional Development: Access to an annual budget dedicated to advancing your skills through professional certifications. In Lognext we are committed to equality between women and men and as proof of this we have a registered and published Lognext Equality Plan. xbhjioe We also believe that multiculturalism is a source of values, experiences and knowledge that add value to our projects, which is why we believe in diversity, and we are committed to it. Postúlate en Kit Empleo: kitempleo.es/empleo/6u5dmj