System Administrator at team.blue Portugal

team.blue Portugal; Lisboa; On-site; EUR 40,000 - 64,000; Full time

Job summary

team.blue Portugal is hiring a Linux Systems Administrator to join the PTisp Operations team and ensure our infrastructure is secure, stable, and high-performing.

You will administer Linux systems in production, manage critical services like web and email, troubleshoot incidents, and collaborate to improve security, performance and reliability across the platform.

Qualifications

• Proven experience with Unix/Linux operating systems.
• Knowledge of MySQL DBMS.
• Experience with LAMP/LEMP stacks (including HTTP protocol).
• Understanding of email protocols and related services.
• Basic knowledge of DNS fundamentals.

Responsibilities

• 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.

Job description

This Full time on site position offers great opportunities for career growth.

Company Overview

team.blue is an ecosystem of 60+ successful brands working together across 22 European countries to provide its 3.3 million SMB customers with everything they need to succeed online by offering best-in-class expertise and services. team.blue's brands are a mix of traditional hosting businesses that offer services from domain names, email, shared hosting, e-commerce, and server hosting solutions and, as specialist SaaS providers, adjacent products such as compliance, marketing tools, and team collaboration products. This broad product offering makes it a one-stop partner for online businesses and entrepreneurs across Europe.

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

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.

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.”