You're seeing this page as if you were . The main menu is still yours, though. Exit from immersion
Dieter AhlersDA

Dieter Ahlers

PMO Manager | Senior Program Manager

€1,200/day
Aachen, DE
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
Back to original language

About Dieter

Senior Interim PMO Manager, Senior (Interim) Program Manager and Transformation Manager for complex transformation, reorganization, and optimization programs.
Specializing in building effective PMO/TMO structures, governance, reporting, portfolio management, and stakeholder management at CxO level in international organizations.
I temporarily take on key roles in program, PMO, and management functions to implement business-critical change initiatives in a structured, manageable, and results-oriented manner.
Combination of strategic control, operational execution power, and demonstrable results such as cost reduction up to 15 percent and utilization increase by 20 percent.
  • English

    Fluent

  • German

    Native or bilingual

Can work on-site
Aachen (up to 50km), Köln (up to 50km), Düsseldorf (up to 50km)

Experience

  • AHLERS CONSULTING
    Senior Interim PMO Manager | Senior Program Manager | Transformation Manager
    DIGITAL AND IT
    February 2026 - Today (5 months)
    Aachen, NW, Germany
    • Available for mandates in PMO/TMO setup, program management, transformation, digitalization, and operating model optimization.
    • Focus on governance, reporting, portfolio management, restructuring, and stabilization in demanding change situations.
    • Usable at management and CxO level in medium-sized and international organizations.
    PMO Management Transformation Management Program Management Governance Change Management
  • RICOH DEUTSCHLAND GMBH
    Manager Project Management Office
    DIGITAL AND IT
    May 2023 - January 2026 (2 years and 8 months)
    Hannover, Germany
    • Setup and management of a cross-functional PMO to steer strategic transformation and optimization programs.
    • Introduction of governance, portfolio, roadmap, and reporting structures in close collaboration with management.
    • Professionalization of the project landscape through frameworks, coaching, and clear control mechanisms; increasing PMMM from level 1 to 3.
    PMO Management Transformation Management PMO Leadership Project Management Lean Six Sigma
  • RICOH DEUTSCHLAND GMBH
    Head of Support Services
    DIGITAL AND IT
    December 2018 - April 2023 (4 years and 4 months)
    Hannover, Germany
    • Management of a 3rd level support unit (hardware, software, training).
    • Implementation of operational optimization measures and further development of support structures.
    • Measurable improvements through reduced workload, higher service quality, and recognition for excellent employee leadership.
    Operational Excellence Transformation Management Project Management Leadership Experience

Recommendations

Be the first to recommend Dieter

Help this freelancer shine by sharing your experience working together.

These freelancer profiles also match your criteria

AgathaA

Agatha Frydrych

Backend Java Software Engineer

4.7

(3)

2

BaptisteB

Baptiste Duhen

Fullstack developer

4.6

(4)

5

AmedA

Amed Hamou

Senior Lead Developer

4

(2)

7

AudreyA

Audrey Champion

Web developer

4.3

(3)

4

Education

  • Diplom-Ingenieur
    RWTH Aachen University
    Diplom-Ingenieur

Skill set

Categories