System Administrator – As a System Administrator, you bring deep knowledge of Linux and modern cloud technologies. You will play a key role in operating, maintaining, and continuously enhancing our T Cloud Public platform, always with a strong customer‑oriented mindset.

Responsibilities and Duties

Solve complex problems in the daily operation of a hyper‑scaler’s cloud backend.

Install and configure software and hardware.

Manage network devices.

Monitor performance and maintain systems according to requirements.

Troubleshoot issues.

Ensure security through access controls, backups and firewalls.

Consistently automate with common automation frameworks.

Work in a team of specialists where everyone helps each other in an open and trusting manner.

Qualifications

Completed studies in a technical, engineering, or scientific field, or equivalent professional training.

5–7 years of professional IT experience with a focus on modern cloud technologies.

Strong hands‑on experience with Linux, Bash, and network‑related services.

Excellent knowledge of physical and virtual networks, routing, and firewalls.

Extensive experience in infrastructure automation.





High customer orientation and problem‑solving mindset.

Knowledge of agile development processes is considered a plus.

Fluency in written and spoken English.

What do we offer you? Work environment & flexibility

International, dynamic and collaborative environment.

T‑Social: social initiatives (sports, community, health, …).

Hybrid work model (remote/on‑site).

Adaptable working hours.

Growth & development

Customized training: access to Coursera to learn whatever you want, whenever you want.

Weekly language classes (English & German).

International Mentoring Sessions & Experience Days.

Compensation & benefits

Flexible compensation plan (health insurance, meal vouchers, childcare, transport).

Telemedicine.

Life and accident insurance.

Social fund.

Wellbeing & time off

26+ working days of vacation per year.

Free access to specialist services (medical, legal, wellness).

100% salary coverage during medical leave.

T‑Systems Iberia will only process the CVs of candidates who meet the requirements specified for each offer.

📌 Senior System Administrator T Cloud Public (m/f/d) (Madrid)
🏢 T-Systems Iberia
📍 Madrid