Linux / Unix Systems Administrator

Adentis Portugal; Lisboa; Hybrid; EUR 45,000 - 65,000; Full time

Benefits offered by this job

Health benefits

Team Building

Discount programs

Training & Certification

Career progression

Job summary

Adentis Portugal is seeking a Senior Linux/Unix Systems Administrator to join our Lisbon team in a flexible hybrid setup. You will administer and maintain Linux/Unix systems, ensure availability, and support OpenShift environments.

The ideal candidate has 7+ years of relevant experience, strong troubleshooting skills, and English B2+ or higher. You will collaborate with Engineering and Operations to improve infrastructure and respond to critical incidents.

Qualifications

• 7+ years of professional experience in Linux/Unix Systems Administration.
• OpenShift experience required.
• Strong infrastructure and systems administration background.
• Advanced troubleshooting skills and incident resolution ability.
• English level B2+ or higher mandatory.

Responsibilities

• Administer and maintain Linux/Unix systems.
• Ensure system availability, stability and performance.
• Manage Unix-oriented infrastructure environments.
• Administer and support OpenShift environments.
• Monitor, diagnose and troubleshoot infrastructure issues.
• Investigate and resolve complex technical incidents.
• Support Engineering and Operations teams.
• Contribute to infrastructure maintenance and improvements.
• Provide occasional support outside regular hours for critical incidents.

Skills

Linux/Unix Systems Administration

OpenShift

Infrastructure Administration

Systems Administration

Advanced troubleshooting

English B2+

Job description

With just over 10 years of experience in the Portuguese market, we share our DNA with more than 200 workers and position our offer according to 3 lines of service:

• Strategy (Outsourcing, NeXel, Team as a Service, Tech Academies);
• Nearshore.

In ADENTIS, we focus on PEOPLE. This is our emotional salary:

• Great Work-Life balance;
• Very flexible organizational routine;
• Health benefits (for you and your family);
• Team Building activities;
• Over 300 protocols to offer you great discounts in different areas;
• Continuous professional development sponsored by our Training and Certification Department;
• Regular feedback on your performance through a personalized plan;
• Comprehensive career plan and progression involving assertive performance reviews.

What you will do

• Administer and maintain Linux / Unix systems;
• Ensure system availability, stability and performance;
• Manage Unix-oriented infrastructure environments;
• Administer and support OpenShift environments;
• Monitor, diagnose and troubleshoot infrastructure issues;
• Investigate and resolve complex technical incidents;
• Support Engineering and Operations teams;
• Contribute to infrastructure maintenance and technical improvements;
• Provide occasional support outside regular working hours for critical or complex incidents.

What we are looking for

• 7+ years of professional experience in Linux / Unix Systems Administration;
• Infrastructure Administration;
• Systems Administration;
• OpenShift;
• Advanced troubleshooting;
• Ability to independently diagnose and resolve complex technical issues;
• Knowledge of systems architecture is a plus;
• English B2+ or higher is mandatory.

Work model: Lisbon | Flexible Hybrid There is no rigid on-site policy.

We walk with you!

At Adentis we defend equality and value diversity. We create a safe, diverse environment where opportunities are equal for all employees!

We do not discriminate based on age, ethnicity, sexual orientation, gender, disability or any factor other than merit.

All candidates with skills for the position are welcome!