Senior Systems Administrator – Windows & Linux

IRIUM Portugal; Lisboa; Hybrid; EUR 30,000 - 33,000; Full time

Benefits offered by this job

Health insurance

Flexible compensation options

Self-paced training

Job summary

IRIUM Portugal is seeking a Senior Systems Administrator – Windows & Linux to join our team in central Lisbon. The role requires strong Windows Server and Linux administration, plus hands-on SQL Server expertise, VMware virtualization, and Veeam backup capabilities.

You will work in a hybrid model with on-site presence in Lisbon and a compensation package that includes a gross monthly salary of 2,650–2,950 EUR, with potential additional benefits based on experience and performance.

Qualifications

• Extensive experience in Windows Server Administration.
• Strong hands-on experience in Linux Systems Administration.
• Solid knowledge and practical experience with SQL Server.
• Experience in managing and administering virtualized environments using VMware.
• Experience with Veeam Backup & Replication.
• Strong troubleshooting skills, including diagnosing and resolving incidents in enterprise IT infrastructures.

Skills

Windows Server Administration

Linux Systems Administration

SQL Server

Troubleshooting in enterprise IT

Tools

VMware

Veeam Backup & Replication

Job description

At IRIUM, we want you to always pursue your dreams! Here, get ready to achieve your goals while enjoying the journey.

We are currently looking for a Senior Systems Administrator – Windows & Linux to join our team.

Required Competencies:

• Extensive experience in Windows Server Administration;

• Strong hands‑on experience in Linux Systems Administration;

• Solid knowledge and practical experience with SQL Server;

• Experience in managing and administering virtualized environments using VMware;

• Experience with Veeam Backup & Replication;

• Strong troubleshooting skills, including diagnosing and resolving incidents in enterprise IT infrastructures.

Preferred Competencies:

• Experience managing hybrid environments and mission‑critical IT infrastructures;

• Knowledge of systems monitoring, automation, and performance optimization;

• Experience implementing and managing backup and disaster recovery policies.

Work Model: Hybrid – Central Lisbon, Portugal (on-site frequency to be confirmed).

Gross Monthly Salary: €2,650 – €2,950

Note: The compensation package may include different components, such as fixed salary, variable compensation, meal allowance, remote work allowance, and additional benefits, depending on the applicable conditions.

What Do We Offer?

• An innovative and growing company with excellent opportunities for professional development.

• Competitive compensation based on your experience and performance, access to flexible compensation options, and health insurance as a social benefit.

• Unlimited access to technology training through self‑paced learning programs.

IRIUM is a company made up of dynamic and proactive professionals. Our core values are responsibility and commitment to delivering high‑quality work. This is the spirit we look for at IRIUM, regardless of your age.

If you identify with these values, this is the company for you!

At IRIUM, we believe in a world without stereotypes or limitations and are committed to equality for all. These principles are reflected in our Equality Plan and Code of Ethics, ensuring equal treatment and opportunities regardless of any personal, physical, or social condition.