T-Systems Iberia

Multi-cloud IT services and digital transformation

Backend Engineer - Security Services

Security Engineering & ArchitectureConfirmed live in the last 24 hours

Full-timeSpainNo salary listed

About the Job

Requirements

Completed studies in a technical, engineering, or scientific subject, or comparable professional training.
Six years of professional experience in IT and securing Linux operating systems, focused on modern cloud technologies.
Very good knowledge of software-defined networks, routing, firewalls, intrusion detection and prevention systems, anti-DDoS, web application firewalls, and physical networks.
Extensive knowledge of infrastructure automation.
Strong experience with Linux, network-related services, and IT security.
Fluency in written and spoken English.
Knowledge of agile development processes.
Ability to assess technical solutions and develop creative approaches.
High level of customer focus.

Responsibilities

Develop and enhance the T Cloud Public platform in a customer-oriented manner.
Solve complex problems in the daily operation of a hyperscaler's cloud backend.
Work hardware-oriented at the console.
Develop and operate monitoring and quality assurance.
Consistently automate with common automation frameworks.

Desired Qualifications

OpenStack knowledge and programming experience in open-source projects.

Job Description

As an Engineer you understand the latest developments in cloud and container technology. You will develop and enhance our T Cloud Public platform in a customer-oriented manner.

You want:

Solve complex problems in the daily operation of a hyper-scaler's cloud backend.
Work hardware-oriented at the console and get your hands "dirty".
Develop and operate monitoring and quality assurance.
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 subject or comparable professional training.
6 years of professional experience in IT and securing Linux OS with a focus on modern cloud technologies.
Very good knowledge of software defined networks, routing, firewalls, IDS/IPS, Anti-DDoS, WAF and physical networks.
Extensive knowledge in infrastructure automation.
Strong experience in Linux and network related services and IT-Security.
High level of customer focus.
Knowledge of agile development processes.
Ability to assess technical solutions and come up with creative approaches.
OpenStack and programming experience in open source projects is a plus.
Fluency in written and spoken English.

Additional Information

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).
Flexible 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.

And many more advantages of being part of T-Systems!

If you are looking for a new challenge, do not hesitate to send us your CV! Please send CV in English. Join our team!

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

About the Company

T-Systems Iberia

Multi-cloud IT services and digital transformation

T-Systems Iberia provides IT services as the Deutsche Telekom IT arm, helping large European companies with digital transformation. It manages cloud infrastructure and cybersecurity for global clients and offers sovereign cloud solutions that aim to keep data and workloads within Europe. Its products span multi-cloud management, cloud hosting, and enterprise AI services, including a Europe-based industrial AI cloud with NVIDIA, built through partnerships with Microsoft, AWS, and Google. Unlike peers, it emphasizes digital sovereignty—offering a European alternative to US-based hyperscalers—and targets core industries through long-standing sector relationships. The company’s goal is to safeguard Europe’s digital future by delivering secure, compliant, and controlled cloud and IT services tailored to large enterprises.

Company size: 10,001+
Company stage: Not listed
Total funding: Not listed
Headquarters: Frankfurt, Germany
Founded: 2000

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