About Sebastian
German
Native or bilingual
English
Fluent
Experience
- TelekommunikationsdienstleisterSetup Startup FTTH InstallationTELECOMMUNICATIONSJune 2024 - November 2025 (1 year and 5 months)Köln, GermanyEstablishment of a new company within a corporate group with the aim of developing a nationwide project service provider for fiber optic expansion, which is to be established as a recognized player in the market through rapid growth (150 employees within the first 12 to 18 months).
- Setup of a sales organization with targeted acquisition of new customers for NE4 fiber optic expansion, calculation and negotiation of offers, and management of the sales pipeline
- Setup of a recruiting, onboarding, and performance management process for targeted acquisition and qualification of career changers, who can quickly become productive through continuous development measures and whose skills are constantly expanded up to skilled worker (fiber optic installer)
- Setup of an operational organization for the execution and management of nationwide expansion projects integrated into a scalable, efficient operational organization.
- TelekommunikationsproviderPost-Merger Transformation at a Telecommunications ProviderTELECOMMUNICATIONSJanuary 2021 - June 2023 (2 years and 5 months)Köln, GermanyResponsible for the strategic further development of the Field Service organization regarding service contracts, process optimization, implementation of new services, quality assurance of technical execution, and improvement of the customer journey. The Field Service organization processes approximately 2.0 million technician deployments nationwide per year.Successfully executed transformation for the outsourcing of fault resolution processes in wide area networks and the transformation of various business models into a digitized service organization. Responsible for adherence to the business case, concluding service provider contracts, and detailed planning and tracking of the handover.
- Successful outsourcing of a network core competency for 7x24 service including associated external civil engineering with simultaneous internal staff reduction (50 million EUR per year and 220 FTE; realization of 8% savings) with a focus on service reliability and quality
- Renewal of expiring contracts and implementation of new commercial mechanisms to counteract inflation and cost increases (volume 1.2 billion EUR)
- Consolidation of the operational organization from two companies in Field Service
- TelekommunikationsproviderDigitalization of Field Service at a Telecommunications ProviderTELECOMMUNICATIONSMarch 2016 - February 2018 (1 year and 11 months)Köln, GermanyResponsible for the conception and adherence to the business case for the rollout of an optimized and digitized service organization (1.1 million technician deployments p.a.) with higher resource efficiency and 15% cost savings.
- Digitalization of the E2E business model | Process modeling | Testing and acceptance
- Ensuring compliance, co-determination, and data protection
- Setup of an agile team for requirements and test management | Development of the operational concept
- Transparent transformation: communication, training, onboarding, and change support
- Rollout and cutover management to ensure 7x24 operational reliability
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Education
- Certified IT Business ManagerVWA Stuttgart2010Certified IT Business Manager