> Markdown version of [/jobs/ext/1466961-cloud-system-administrator-linux-automation-security](https://www.wearedevelopers.com/jobs/ext/1466961-cloud-system-administrator-linux-automation-security). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Cloud System Administrator - Linux, Automation & Security

- **Company:** Air Apps
- **Location:** Madrid, Spain
- **Contract:** Permanent contract
- **Skills:** Agile Methodology, Bash Shell, Cloud Computing, Linux, Routing, Network Service, Cloud Platform System, Firewalls (Computer Science), Infrastructure Automation Frameworks, Information Technology
- **Published:** July 28, 2026
- **Apply:** https://www.buscojobs.com.es/cloud-system-administrator-linux-automation-security-en-madrid-ID-364758055

## About the Role

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.

## 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.#J-*****-Ljbffr


## Related Videos

- [Old tools, new tricks](https://www.wearedevelopers.com/videos/1916-old-tools-new-tricks)
- [Creating a routing app with Google Maps API from scratch](https://www.wearedevelopers.com/videos/831-creating-a-routing-app-with-google-maps-api-from-scratch)
- [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker)
- [Unlocking the potential of Digital & IT at Vodafone](https://www.wearedevelopers.com/videos/602-unlocking-the-potential-of-digital-it-at-vodafone)
- [MCP doesn’t suck — your agent does](https://www.wearedevelopers.com/videos/100202-mcp-doesn-t-suck-your-agent-does)
- [A Technical Introduction to Bitcoin's 2nd Layer- The Lightning Network](https://www.wearedevelopers.com/videos/15-a-technical-introduction-to-bitcoin-s-2nd-layer-the-lightning-network)

## Related Articles

- [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)
- [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)
- [Spanish Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/353-spanish-business-culture-and-etiquette)
- [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer)
- [Finding IT & Technology English-speaking Jobs in Germany ](https://www.wearedevelopers.com/magazine/446-finding-it-technology-english-speaking-jobs-in-germany)
- [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs)