Senior Linux System Administrator

Empower core stability—drive impactful Linux infrastructure solutions!

Lisbon-based opportunity with hybrid work model.

As a Senior Linux Infrastructure Engineer – Virtualization & Security , you will be working for our client, a leading organization in the technology sector, committed to building robust, secure, and scalable infrastructure. You will play a vital role in managing and evolving the company's technical ecosystem, ensuring optimal system performance, security, and reliability. This role offers an exciting pathway to influence technological innovation and accelerate your professional growth.

Your main responsibilities:

• Configure and maintain Linux servers within a complex infrastructure environment
• Manage and optimize virtualized environments using Proxmox
• Configure and oversee networks, VPNs, and storage solutions for maximum resilience
• Implement and uphold infrastructure security best practices
• Develop and apply monitoring and logging systems to ensure system health
• Manage automated backups and disaster recovery plans to guarantee business continuity
• Automate infrastructure processes utilizing tools such as Ansible and Terraform
• Select and optimize server hardware to ensure performance and scalability

You’re ideal for this role if you have:

• At least 6 years of experience working with Linux systems (Red Hat family, Debian, Ubuntu)
• Strong experience with virtualization technology, especially Proxmox
• In-depth networking knowledge and understanding of infrastructure security practices
• Hands-on experience with automation tools, including Ansible and Terraform
• Solid problem-solving skills and a focus on operational stability
• Demonstrated ability to work independently with a high sense of ownership

It is a strong plus if you have: (optional)

• Certifications related to Linux or virtualization technologies
• Experience working in agile or dynamic environments

Language Required for the role:

• Good command of English and Portuguese, both spoken and written

Eligibility for the role:

• Only candidates with an existing legal right to work in the European Union will be considered for this role.

#MAKEYourCareerBETTER

Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.