Senior Linux System Administrator (Hybrid, Lisbon)

About the role

KCS IT is seeking an experienced Linux System Administrator to join our hybrid team in Lisbon. You will support multiple clients across various sectors, ensuring the stability, security, and performance of their Linux environments.

Key responsibilities

• Maintain and monitor Linux servers for optimal performance.
• Troubleshoot and resolve system and performance issues.
• Implement and manage security measures to protect Linux infrastructures.
• Collaborate with cross‑functional teams to support client projects.
• Participate in on‑site, remote, and hybrid assignments as required.

Required profile

• Bachelor’s degree in Computer Science, Software Engineering, or a related field.
• Minimum 5 years of professional experience as a Linux System Administrator.
• Strong problem‑solving skills and ability to work independently.
• Good level of English communication.

Required skills

• Linux operating systems.
• System security best practices.
• Performance monitoring and troubleshooting.

What we offer

• Personalized career development and training programs.
• Opportunities to work on international projects, including in the Benelux region.
• Flexible hybrid work model with remote and onsite options.
• Well‑being benefits such as nutrition, psychology, medical appointments, yoga, and personal training.