Security Engineer – AI Calling

This is a fully remote position, open to applicants in Spain.

📋 Description

• Create and sustain the IMS-MRF (Media Resource Function) deployed on Kubernetes.

• Oversee OneiDNS, a cloud-native DNS service catering to all IMS nodes within fixed and mobile networks, also deployed on Kubernetes.

• Provide support for VoIP Support Systems, which is a VMware-based application ecosystem within the IMS fixed network provisioning chain.

• Collaborate as part of a DevOps team, taking complete ownership from design and engineering through to deployment and operation.

• Innovate a new AI Calling system, leveraging DT Technik’s CaaS Kubernetes platform for real-time speech processing and translation within IMS call flows.

⛳️ Requirements

• Solid experience with cloud-native technologies and containerized environments.

• Strong expertise in Containers and Kubernetes orchestration.

• Practical experience with IMS architectures and call flows (CSCFs, AS, MRF).

• Proven track record in designing and maintaining CI/CD pipelines (e.g., GitLab CI).

• Good command of Python and Bash scripting languages.

• Methodical troubleshooting approach and strong root cause analysis skills.

• DevOps mentality with a strong sense of ownership.

• Experience with real-time systems and performance optimization in telecommunications settings.

• Familiarity with testing and validation frameworks for cloud-native applications.

🏝️ Benefits

• Work environment & flexibility.

• International, dynamic, and collaborative atmosphere.

• T-Social: initiatives focusing on sports, community, health, and more.

• Hybrid work model (remote/on-site).

• Flexible working hours.

• Customized training: access to Coursera for learning at your convenience.

• Weekly language classes (English, Spanish & German).

• International Mentoring Sessions & Experience Days.

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

• Telemedicine services.

• Life and accident insurance.

• Social fund support.

• Wellbeing initiatives & time off.

• 26+ vacation days annually.

• Complimentary access to specialist services (medical, legal, wellness).

• Full salary coverage during medical leave.

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