Senior System Administrator (m/f/d) T Cloud Public

Deutsche Telekom AG; Valencia; Hybrid; EUR 42,000 - 66,000; Full time

Benefits offered by this job

Flexible compensation

Health insurance

Meal vouchers

Childcare

Transport

Telemedicine

Life insurance

Accident insurance

Social fund

26+ vacation days

Specialist services access

Salary during medical leave

Job summary

T-Systems Iberia in Valencia is seeking a Senior System Administrator (m/f/d) with deep Linux expertise, cloud technologies, and strong networking skills to manage modern infrastructure and automation.

The role requires 5–7 years of IT experience, English fluency, and a customer-oriented mindset. The position offers a hybrid work model with on-site and remote days, and a supportive team environment across our international network.

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.
• Strong hands-on experience with Bash.
• Strong hands-on experience with network-related services.
• Excellent knowledge of physical and virtual networks.
• Excellent knowledge of routing.
• Excellent knowledge of firewalls.
• Extensive experience in infrastructure automation.
• High customer orientation.
• Problem-solving mindset.
• Fluency in written and spoken English.

Responsibilities

• Manage Linux-based infrastructure and cloud environments.
• Automate infrastructure and deployment processes.
• Maintain network services, routing, and firewalls.
• Ensure security, reliability, and performance of systems.
• Collaborate with global teams and support customers.

Skills

Linux

Bash

Network services

Infrastructure automation

Cloud technologies

English proficiency

Customer focus

Education

Technical/engineering/scientific degree

Job description

# Senior System Administrator (m/f/d) T Cloud PublicValenciaProfessionalRegularT-Systems Iberiatsi\_iberia## About this job### Your ProfileWe are looking for a qualified **System Administrator** with deep knowledge of Linux and modern cloud technologies, strong hands-on experience with network services, and extensive infrastructure automation expertise. The ideal candidate should have 5–7 years of professional IT experience with a customer-oriented mindset and problem-solving abilities.#### Must Have Skills* 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* Strong hands-on experience with Bash* Strong hands-on experience with network-related services* Excellent knowledge of physical and virtual networks* Excellent knowledge of routing* Excellent knowledge of firewalls* Extensive experience in infrastructure automation* High customer orientation* Problem-solving mindset* Fluency in written and spoken English#### Nice to Have Skills* Knowledge of agile development processes### About Us**T‐Systems** is part of the Deutsche Telekom Group, with around 30,000 employees worldwide. We create technology with purpose to generate a positive impact on society. We are looking for curious talent, eager to learn, take on challenges, and contribute ideas that transform our customers' experience.We trust people: we offer autonomy, continuous support, and a collaborative environment where you can grow without limits. We are one global team, guided by respect, integrity, and a passion for doing better every day.#### Benefits* Flexible compensation plan (health insurance, meal vouchers, childcare, transport)* Telemedicine* Life and accident insurance* Social fund* **26+ working days of vacation per year*** Free access to specialist services (medical, legal, wellness)* 100% salary coverage during medical leave#### Additional Details* International, dynamic and collaborative environment* T-Social: social initiatives (sports, community, health, ...)* Hybrid work model (remote/on-site)* Flexible working hours* Customized training: access to Coursera to learn whatever you want, whenever you want* Weekly language classes (English & German)* International Mentoring Sessions & Experience Days*T-Systems Iberia will only process the CVs of candidates who meet the requirements specified for each offer.*Please send CV in English.