Linux/Unix System Engineer

We are looking for a Linux/Unix Systems Engineer to join our Systems Operations team (8 people). This role balances the management of a robust and business-critical Linux infrastructure with the evolution toward modern Platform Engineering methodologies and automation. If you are looking for a stable position with a hybrid model, flexible working hours, and a high level of technical ownership, this project is for you. What will you do on a daily basis? Ensure the high availability, performance, and security of our internal systems platforms and database solutions. Guarantee the operational stability of key services (storage platforms, DNS, hosting, and email services). Drive internal process and reporting automation, exploring the use of AI Engineering to reduce manual tasks. Participate in the team's on-call rotation (24/7) to ensure service continuity. Technical Profile & Requirements: Languages: English is a mandatory requirement for this role (working language). Systems: Solid experience in administering Linux infrastructure (Red Hat/CentOS/RockyLinux, Debian). Automation: Proficiency in scripting ( Python, Bash, Perl ) and configuration management tools such as Ansible . Platform Engineering: Experience with or a strong interest in modern environments utilizing Kubernetes (k8s), Terraform, and Helm . Networking: Basic knowledge of networking and routing protocols (such as BGP ). Mindset: No fear of taking over responsibility for complex systems and troubleshooting issues autonomously. Nice to have (A plus, but not mandatory): Previous experience with traditional Unix systems (such as Solaris). Knowledge of German. What we offer: Location: Work from any of our Arsys offices ( Logroño, Madrid, Barcelona, Valencia, or Sevilla ). Flexibility: Hybrid work model (3 days remote, 2 days in the office) and flexible working hours. Perks & Discounts: Discounts on our own products as well as on top recognized brands. Social & Team Building: 2 annual company parties + dedicated team-building activities with your team to connect and share. Flexible Compensation: Flexible benefits plan (health insurance, Childcare ticket, restaurant card). The Team: An engineering environment of 8 people where technical initiative and collaborative work are highly valued. En Arsys valoramos la diversidad y damos la bienvenida a todas las candidaturas independientemente de, por ejemplo, el sexo, la nacionalidad, el origen étnico o social, la religión, la discapacidad, la edad, así como la orientación y la identidad sexuales, las características físicas, el estado civil o cualquier otro factor irrelevante sujeto a la legislación aplicable.