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Detlef HöltkenDH

Detlef Höltken

IT Transition & Transformation

€750/day
Saarbrücken, DE
8-15 years

Average response time: 1 hour

About Detlef

Ich blicke auf langjährige sowie vielseitige Erfahrung als erfolgreicher Programm- & Projektmanager zurück und konnte im Zuge dessen vor allem Organisationstalent, Teamfähigkeit sowie ein ausgeprägtes Verständnis für IT und Technik unter Beweis stellen. Ich überzeuge durch eine IT-Affinität, Zuverlässigkeit sowie die Fähigkeit, ein Team gekonnt, professionell sowie zielstrebig abzuleiten. Hierbei lege ich einen besonderen Wert auf die Kommunikation mit meinen Kollegen, den Kunden sowie anderen Beteiligten, um so das bestmögliche Ergebnis zu erreichen.
  • German

    Native or bilingual

  • English

    Fluent

  • Spanish

    Conversational

Remote only
Primarily works remotely

Experience

  • DATAGROUP Rhein-Main GmbH
    Senior Consultant
    DIGITAL AND IT
    March 2025 - February 2026 (11 months)
    Ingelheim am Rhein, Germany
    Leading governance and structured transition steering for a large-scaleworkplace transformation initiative within a public sector environment.

    The program focuses on modernization of the IT workplace landscape,ensuring controlled migration, operational continuity and alignment withorganizational transformation objectives.

    Key responsibilities:

    • Governance and coordination of enterprise-wide workplace transitionactivities
    • Program planning and structured rollout steering across multiple stakeholders
    • Alignment between public administration stakeholders and technical deliveryteams
    • Risk management and transition readiness oversight in regulatedenvironment
    • Coordination of implementation partners and internal service organizations
    • Stabilization of delivery during critical migration phases
    Transformation scope:

    • Enterprise Windows 11 workplace modernization
    • IT workplace standardization and lifecycle transition
    • Structured rollout governance within public sector constraints
    Digital Transformation Program Management Digital Workplace Risk Management Stabilization of Delivery
  • Adesso SE
    IT Consultant
    DIGITAL AND IT
    August 2024 - December 2024 (4 months)
    Saarbrücken, Germany
    Consulting role supporting cloud-based infrastructure and integrationtransformations.

    • Advisory and steering support for cloud enablement initiatives
    • Migration and hybrid infrastructure transition support
    • Alignment of technical delivery with transformation objectives
    Fokus: Cloud transformation | Hybrid infrastructure | Migration governance
    Cloud Transformation hybrid infrastructure Migration Governance Reporting Project Management
  • EVIDEN
    IT-Programm-Manager
    DIGITAL AND IT
    November 2023 - July 2024 (8 months)
    Paris, France
    Led governance and structured transition steering for an enterprise data centertransformation program involving migration from on-premises infrastructure toOVH Cloud.

    The initiative combined business continuity, infrastructure modernization andcloud enablement within a multi-stream international delivery environment.


    Key responsibilities:

    • Governance and steering of a multi-phase infrastructure transition program
    • Alignment between architecture, operations and business stakeholders- Coordination of internal teams and external service providers
    • Executive communication and structured decision preparation
    • Risk, dependency and transition readiness management
    • Stabilization of delivery during critical migration phases

    Transformation scope:

    • Enterprise data center migration to cloud environment
    • Disaster recovery and failover capability implementation
    • Infrastructure lifecycle modernization
    • Optimization of operational and cost structures
    Digital Transformation Program Management Governance Risk Management IT-Infrastruktur

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