DevOps Engineer – Experienced -- IMS & Voice AI Support (m/f/d)

About the Position

At the Telco Hub in Madrid, we lead the convergence of IT and Telco, building and scaling Telco as a Platform (TaaP) on our proprietary layered cloud. Our teams work in cross-country, cross-functional squads, delivering cutting-edge services to one of Europe’s most valued operators.

Our Mission

To create the best customer experience based on three core principles:

• Cloud-based – Leveraging the latest technologies for scalability and performance.
• Automated – Driving efficiency through AI, automation, and DevOps.
• Sustainable – Building a future-ready, environmentally conscious infrastructure.

Responsibilities

• Support the project team in the integration, validation, configuration, and rollout of software in a DevOps team.
• Support the project team in the daily evaluation of security scans, open/update tickets with vendors, and participate in regular security meetings.
• Perform quality assurance testing, rollout, and approval for the release of software in the lab.
• Plan and carry out validation and rollout in the live systems.
• Assist with project-specific activities.

Tools & Technologies

• Automation & CI/CD: GitOps, CICD
• Linux
• Basic IMS knowledge

Requirements

• Experience in DevOps environments and automation.
• A proactive mindset, focused on continuous improvement and teamwork.

Mandatory Skills

• General knowledge of DevOps technologies and tools (e.g., Gitlab, Test Automation with at least basic knowledge).
• Experienced knowledge of Linux.
• Basic IMS knowledge with relevant communication protocols (e.g., SIP and RTP) and Telecommunications Industry experience.
• Willingness to learn and acquire cloud native/Kubernetes (Cloud Booster) skills if not already present.
• Willingness to participate in On-Call duties outside of normal work hours, if necessary.

Nice to Have

• Experience with ticketing systems.
• Experience in analyzing and fixing security flaws as pertaining to OS would be helpful.
• ITIL knowledge/experience preferred.
• Understanding German would be helpful (optional).

We Offer

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 for being part of T-Systems!

About the Company

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.

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.