Senior/Lead Linux System Administrator

Decskill; Lisboa; Presencial; EUR 60 000 - 90 000; Tempo integral

Resumo da oferta

Decskill, a Lisbon-based IT consulting company, seeks a Senior Linux/Unix System Administrator with 10+ years of experience to join its team in Portugal. You will manage Linux systems, automate with Shell/Bash, Ansible and Puppet, and support production environments across physical and virtual infrastructures.

Fluent English is mandatory, and experience with monitoring tools is a plus. Join a rapidly growing, people-focused organization delivering long-term, international IT projects from

Qualificações

• 10+ years of professional experience in Linux/Unix System Administration.
• Strong hands-on experience with Linux systems administration, configuration, troubleshooting, and maintenance.
• Advanced knowledge of Shell/Bash scripting and automation.
• Strong experience with Ansible and Puppet for configuration management and automation.
• Solid understanding of physical and virtual infrastructure environments.
• Strong knowledge of Linux services configuration, administration, and troubleshooting.
• Experience with out-of-band management technologies, such as Dell iDRAC and/or HPE iLO.
• Experience working in enterprise IT Operations and Infrastructure environments.
• Good understanding of system monitoring solutions such as Grafana, Checkmk/Check_MK, and/or Datadog is a plus.
• Knowledge of Git and CI/CD practices is a plus.
• Experience supporting production environments, including incident troubleshooting and operational support.
• Strong problem-solving and analytical skills.
• Excellent communication and teamwork skills.
• Fluent English is mandatory.
• Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related technical field, or equivalent practical experience.

Conhecimentos

Linux/Unix System Administration

Shell/Bash scripting

Ansible

Puppet

Virtualization environments

Linux services configuration

Out-of-band management

Grafana/CheckMK/Datadog

Git/CI-CD

Production support

Formação académica

Bachelor's or Master’s degree in Computer Science or related field

Ferramentas

Dell iDRAC

HPE iLO

Descrição da oferta de emprego

We are growing. And we are looking for talented people.

At Decskill, we believe that technological excellence is driven by human talent.

We are an IT consulting company with more than 10 years of consolidated experience in the market, focused on building long-term relationships with both our clients and our people. Today, we are a community of over 800 professionals, working from Lisbon, Porto, and Madrid, contributing to impactful technology initiatives.

As part of the Astek Group, we combine a strong local culture with a global presence, being active in around 23 countries across 4 continents. This allows us to offer an international context, diverse challenges, and long-term career opportunities, while staying close to our teams.

Are you looking for an environment that values curiosity and commitment? Here, your contribution has real impact and individual growth is taken seriously.

Requirements

• 10+ years of professional experience in Linux/Unix System Administration.
• Strong hands‑on experience with Linux systems administration, configuration, troubleshooting, and maintenance.
• Advanced knowledge of Shell/Bash scripting and automation.
• Strong experience with Ansible and Puppet for configuration management and automation.
• Solid understanding of physical and virtual infrastructure environments.
• Strong knowledge of Linux services configuration, administration, and troubleshooting.
• Experience with out-of-band management technologies, such as Dell iDRAC and/or HPE iLO.
• Experience working in enterprise IT Operations and Infrastructure environments.
• Good understanding of system monitoring solutions such as Grafana, Checkmk/Check_MK, and/or Datadog is a plus.
• Knowledge of Git and CI/CD practices is a plus.
• Experience supporting production environments, including incident troubleshooting and operational support.
• Strong problem‑solving and analytical skills.
• Excellent communication and teamwork skills.
• Fluent English is mandatory.
• Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related technical field, or equivalent practical experience.

Find with us the right opportunity to grow!

What you can expect from us:

• Long-term projects with national and international context
• Opportunities to grow technically and professionally
• A people‑first culture, focused on transparency and trust
• Teams that value ownership, collaboration and stability