Security Engineer – AI Calling

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🕒 May 29

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T-Systems International

WebsiteLinkedInAll Job Openings

10,000+ employees

Founded 2000

🏢 Enterprise

☁️ SaaS

🔐 Security

Enterprise • SaaS • Security

T-Systems International is a leading European IT service provider that plays a significant role in digital transformation by offering consulting, cloud services, digital solutions, security, and connectivity. Known for its holistic and integrated approach, T-Systems combines comprehensive industry expertise with advanced technology solutions to support various sectors including automotive, healthcare, public sector, financial services, and manufacturing. The company's offerings encompass AI strategies, cloud migration services, application services, and cybersecurity, making it a key partner for clients aiming for a future-proof digital environment. With a focus on sustainability and innovation, T-Systems provides tailored solutions globally, supported by a wealth of customer success stories and recognitions for excellence.

📋 Description

• Responsible for the full lifecycle of critical IMS components within DT Technik • Work as a DevOps team, taking full responsibility from design and engineering to deployment and operation • Develop a new AI Calling system, built on DT Technik’s CaaS Kubernetes platform, enabling real-time speech processing and translation within IMS call flows

🎯 Requirements

• Good experience with cloud-native technologies and containerized environments • Strong proficiency with Containers and Kubernetes orchestration • Hands-on experience with IMS architectures and call flows (CSCFs, AS, MRF) • Demonstrated experience designing and maintaining CI/CD pipelines (e.g., GitLab CI) • Good knowledge of Python and Bash scripting languages • Structured troubleshooting methodology and root cause analysis capabilities • DevOps mindset with strong ownership mentality • Experience with real-time systems and performance optimization in telecommunications environments • Familiarity with testing and validation frameworks for cloud-native applications • Optional: Understanding German would be helpful • Experience with AI/ML integration in telecommunications or real-time speech processing systems • Knowledge of Deutsche Telekom's CaaS Kubernetes platform or similar proprietary cloud solutions

🏖️ Benefits

• 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, Spanish & German) • International Mentoring Sessions & Experience Days • 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