Linux System Administrator

Description

Summary: Join team.blue as a Linux Systems Administrator to maintain secure, stable, and high-performing infrastructure, improving automation and reliability. Highlights: 1. Administer and maintain Linux systems in production environments 2. Troubleshoot incidents and solve operational problems 3. Collaborate to improve infrastructure security, performance, and reliability **Company Overview** team.blue is a leading European digital services group, bringing together 60\+ successful brands across 22 countries. We support more than **3\.5 million SMB customers** with everything they need to succeed online, from hosting and domains to SaaS and cloud\-based solutions. In Portuga, team.blue acquired PTisp, Dominios.pt and Amen.pt. **Position overview** We are looking for a **Linux Systems Administrator** to join our Operations team at PTisp and help ensure our infrastructure is secure, stable, and high\-performing. This role is ideal for someone who enjoys working close to production systems, solving real operational problems, and gradually improving automation, reliability, and scalability. **What you’ll be doing** * Administering and maintaining Linux systems in production environments * Managing and monitoring critical services (Web, email, databases) * Troubleshooting incidents and solving issues * Collaborating with the team to continuously improve infrastructure security, performance, and reliability **What we’re looking for** * Proven experience with Unix/Linux operating systems * Knowledge of DBMS (MySQL) * Experience with LAMP/LEMP stacks (including HTTP protocol) * Understanding of email protocols and related services * Basic knowledge of DNS fundamentals **Nice to have:** * Experience with shared hosting panels (cPanel, Plesk) * Knowledge of backup systems (R1Soft, Acronis, Veeam, Proxmox Backup Server, JetBackup) * Configuration management (Puppet, Ansible) * Virtualization or containers (KVM, Docker, LXC) * Monitoring tools (Zabbix, Prometheus, Grafana) * Open\-source published projects/contributions. **Our tech stack:** * RedHat \& Debian\-based systems * LAMP / LEMP * cPanel \& Plesk * R1Soft, Veeam, Acronis; * Puppet \& Ansible * KVM * Git **ESG** At team.blue, our commitment to caring for the environment and each other is at the heart of everything we do. Our latest impact report showcases our ongoing ESG efforts and ambitious sustainability goals. Interested in learning more about our dedication to making a positive impact? Check it out **here**. **"Come as you are"** Everyone is welcome here. Diversity \& Inclusion are at our core. Far above any technical competence, we value respect, openness, and trusted collaboration. We do not tolerate intolerance. \#LI\-CC1