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Deutsche Telekom TSI Hungary Kft.
Deutsche Telekom TSI Hungary Kft.
22 open remote positions
Deutsche Telekom IT Solutions is a subsidiary of Deutsche Telekom Group providing a wide portfolio of IT and telecommunications services. With more than 5300 employees, the company continuously develops its four sites in Hungary and is recognized as the most ethical multinational company.
Benefits Overview
2 of 22 jobs
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Open Positions
Design and deliver technical trainings and workshops for customers, partners, and internal teams on T Cloud Public. Explain complex cloud architectures and product capabilities in a clear and structured manner. Develop and maintain training materials, hands-on labs, and certification content.
Cloud Technologies
OpenStack
Containers
Networking
Presentation Skills
Develop new applications and automation solutions for the T Cloud Public cloud platform ecosystem. Code, test, and deploy frequently with an upstream-first, community-focused approach. Automate operations using common frameworks to boost efficiency and service quality.
Cloud Technologies
OpenStack
Infrastructure Automation
Software Development
Agile Development
Strategically influence and develop existing TCP customer business to increase value added and sales. Advise customers on first-time use and ongoing optimization of cloud usage, driving consumption and upselling. Proactively analyze and manage TCP customers to avoid churn and ensure customer satisfaction.
Cloud Architecture
AI
Communication
Customer Success
German Language
Define product vision and oversee lifecycle of backend tolling solutions. Create and maintain backlog with detailed user stories. Communicate with stakeholders and lead agile team in an international environment.
Java
Agile Methodologies
Jira
Kubernetes
Confluence
Organize and coordinate daily team operations, including calendar and meeting management. Handle administrative tasks such as document preparation, tracking, and maintaining records. Support internal communication, event organization, and project coordination.
Organizational Skills
Communication Skills
Provide 2nd level support for Unix server-side applications and assist application administrators. Plan and coordinate application version upgrades, migrations, and operating system changes. Manage ITIL processes including incident, change, and problem management throughout the application lifecycle.
Unix
Linux
ITIL
Application Support
German
Understand the latest developments in cloud and container technology and improve the Open Telekom Cloud platform architecture. Design and develop innovative platform and software-as-a-service features while taking IT security seriously. Work hands-on on a console and consistently automate with common automation frameworks.
Cloud Computing
Infrastructure Automation
Linux
OpenStack
Develop and enhance the Open Telekom Cloud platform in a customer-oriented manner. Solve complex problems in the daily operation of a hyper-scaler's cloud backend. Work in a team of specialists with flat hierarchies and independent working-style.
Linux
OpenStack
Automation
Networking
Cloud Technologies
Operate and enhance the Open Telekom Cloud platform as a system administrator. Manage network devices, monitor performance, troubleshoot issues, and ensure security. Automate infrastructure with common frameworks and work in a collaborative specialist team.
Linux
Bash
Networking
Automation
Cloud
Manage and coordinate the Vice President's calendar, meetings, and travel arrangements. Organize leadership reviews, workshops, and prepare meeting materials and documents. Handle confidential information and maintain communication with executives and customers.
English
Project Management
Analytical Thinking
Strategic Thinking
Microsoft Office
Design, build, test, and maintain full-stack applications and services for HR use cases. Translate business requirements into pragmatic technical designs and integration concepts. Gradually take technical ownership of selected applications and solutions, driving their development and reliable operation.
TypeScript
React
Node.js
APIs
Cloud
Design and maintain backend services using Java 25 and Spring Boot 4.1. Implement OAuth 2.0/OIDC identity flows and secure APIs. Evolve a modular monolith toward hexagonal architecture with domain-driven design.
Java
Spring Boot
REST API
PostgreSQL
OAuth 2.0
Design and implement backend services and APIs for the Digital Construction Support platform. Collaborate with product owners and architects to develop new features and ensure code quality. Mentor junior developers and participate in agile ceremonies to drive continuous improvement.
TypeScript
Node.js
PostgreSQL
Docker
Jest
Implementation of new features and bugfixes based on requirements from Product Owner. Collaboration with stakeholders including development teams, PO, and Architect for smooth development. Participating in code reviews and writing end-to-end tests using Cypress.
Vue.js
TypeScript
JavaScript
HTML5
CSS3
Build and maintain scalable, reliable, and secure environments on AWS using Infrastructure as Code tools. Design and manage CI/CD pipelines, oversee Kubernetes clusters, and ensure GitOps practices. Monitor system health with OpenTelemetry and Grafana, enforce security best practices, and mentor junior engineers.
AWS
Kubernetes
Terraform
CI/CD
GitOps
Define and manage global E2E billing processes in SAP ERP environment with cross-functional business owners. Prioritize business demands using WSJF for quarterly planning and track fulfillment. Create transparency towards stakeholders through insightful presentations and steerco recommendations.
SAP ECC
SAP S/4HANA
Project Management
Act as central orchestration and coordination function for ERP transformation activities within T-Systems. Bundle and steer cross-functional transformation streams across Enterprise Architecture, Finance, Billing & Logistics, and Roles & Authorizations. Support governance activities including preparation of steering committees, decision papers, and executive-ready communication.
SAP
Stakeholder Management
Agile Methodologies
SAP S/4HANA
Provide TC strategy and costing structure for strategic deals and act as procurement SPOC in bid teams. Manage negotiations with key suppliers of network capacities and conduct tender invitation and e-auction processes. Establish relationships with Telco vendors and ensure seamless handover to lifecycle management.
Procurement
Negotiation
Communication
English
German
Build and operate Kubernetes platforms (Helm, Gardener) on Open Telekom Cloud (OTC) Manage Infrastructure as Code with Terraform and Terragrunt and implement GitOps delivery using ArgoCD Integrate security controls into CI/CD pipelines and harden service-to-service communication including mTLS
Kubernetes
Helm
Terraform
ArgoCD
CI/CD
Design, develop, and maintain automated test suites as code using Java and Cucumber BDD. Automate API testing for OAuth 2.0 and OpenID Connect authentication flows using RestAssured. Ensure compliance with gematik specifications through traceable, evidence-based test reporting.
Java
Cucumber
OAuth 2.0
CI/CD
Labeling of image data for training object recognition Programming data acquisition pipelines in Python or C++ Frontend development of a browser client in Three.js
Python
C++
Blender
Linux
Evaluate incoming AI use cases and assist teams in selecting appropriate LLM models. Balance technical quality, security, compliance, availability, and cost considerations. Manage the LLM catalog including service requests, approvals, access, credentials, quotas, and onboarding processes.
LLM
API
Cloud Operations
Stakeholder Communication
Service Management