Matthias Bullmahn - Interim Transformation Manager, SAFe

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Solingen, Germany

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Experience

Jun 2025 - Oct 2025

5 months

Germany

Interim Change Manager

Automotive Manufacturer (OEM)

Agile transformation of the entire executive division responsible for car battery development using SAFe.
Set up 5 Agile Release Trains and an agile portfolio.
Prepared the transformation from a functional to a process-based organization.
Scope of 400+ people in Germany, Europe, and China.
Applied adapted SAFe methods.
Managed stakeholders and advised, trained, and coached leaders (Product Management, Release Train Engineer, System Architects).
Built the portfolio from an initial value of approx. 150 million Euro to over 1 billion Euro.
Trained junior colleagues from a Big4 consulting firm.
Introduced PI Plannings and quality metrics, and trained the teams.

Jan 2025 - Jun 2025

6 months

Germany

Interim Change Manager

State Police Authority

Agile transformation of a police department for software and infrastructure in the state and, in part, for other states.
Oversaw development, operations, support, and Incident Management (Level 1-3).
Further developed Scrum and Kanban methods.
Delivered change communications and 1:1 coaching for the department head and subject coordinators.
Trained and coached Product Owners.
Introduced a SAFe PI Planning and a survey on the progress of agile development.
Advised on introducing the IT campus and the new pillar structure in an agile context.
Managed stakeholders across a group of more than 50 people.

Aug 2024 - Dec 2024

5 months

Germany

Agile Coach

Federal Authority

SAP S/4 HANA Greenfield Implementation in the Agile Release Train P2P, module SRM / MM, as part of a SAFe Solution Train.
Supported a team and its leadership in further developing the agile method.
Advised stakeholders and provided leadership coaching.
Responsible for change communications and one-to-one coaching of team members.
Scope of 500+ people in Germany using adapted SAFe.

Feb 2024 - Present

2 years 10 months

Germany

Lecturer

FHDW

Taught the course Professional Negotiation.

Dec 2023 - Jun 2024

7 months

Czech Republic

Interim Head of Requirements Management and Transformation Manager

State Ministry

Replaced the existing software used by public health offices across the state with a unified, cloud-based solution.
Supported teams and leaders in further developing the SAFe agile method.
Advised stakeholders and provided leadership coaching.
Responsible for change communications and one-to-one coaching of team members.
Conducted process analyses and defined artifacts for MVP 1.
Scope of 60+ people in Germany and Prague.

May 2023 - Dec 2023

8 months

Romania

Agile Leadership Coach

Steel company

Global rollout of AI-based pricing as well as new pricing software and processes in SAP S/4 HANA.
Supported teams and leadership in further developing the agile methods Scrum and SAFe.
Advised stakeholders and designed and delivered agile training sessions and workshops.
Responsible for change communication and leadership coaching.
Scope: 200+ people in Germany and Romania.

Apr 2023 - Present

3 years 8 months

Germany

Lecturer

DIPLOMA

Created and delivered the Digital Leadership module for the Digital Management and Digital Value Creation certification.
Prepared to include the Digital Leadership module in the master's program.
Delivered workshops on leadership and professional negotiation.

Apr 2023 - Aug 2023

5 months

Executive Coach

Automotive manufacturer (OEM)

Introduced SAFe for 1,500+ people and across the group for 10,000+ people.
Coached 15 people from the executive team.
Result: The full Board of Management made the strategic decision to gradually introduce SAFe for an initial 500+ people, based on the strategy presented.

Nov 2022 - Present

4 years 1 month

Germany

Interim Restructuring Manager

Window and door manufacturer – insolvency under self-administration

Strengthened the management team in its self-administration role as a sparring partner, building the ability to make quick decisions and lead with confidence.
Took responsibility for site closures and staff reductions, ensuring implementation with minimal conflict and securing cost structures for the long term.
Initiated end-to-end process analysis, identified inefficiencies, and launched immediate measures to secure liquidity.
Held critical employee conversations, increasing motivation, clarity, and focus on performance during the restructuring phase.
Quantified and prioritized the investment backlog, creating a reliable basis for decisions by creditors and management.
Built and prioritized a strategic portfolio, directing capital toward value-creating measures and creating transparency for stakeholders.
Strengthened management's negotiation skills, enabling Procurement, HR, and the Managing Board to secure significant improvements in terms and persuade existing suppliers to make concessions.
Initiated the transformation to a value-stream-oriented organization to reduce lead times and increase operational transparency.
Coached new leaders on the job, strengthening leadership skills and preventing leadership mistakes during the crisis.

Oct 2022 - Apr 2023

7 months

Ukraine

Interim Transformation Manager

Information technology, hidden champion

Introduced Lean Portfolio Management and further developed the agile transformation using SAFe approaches.
Advised and coached the CEO and Portfolio Manager.
Analyzed the business unit regarding the introduction of a product-focused organization.
Supported the Lean Portfolio Manager in further developing the agile transformation.
Delivered change communications, training, and coaching for all employees.
Scope: 200+ people in Germany and Ukraine.

Jul 2022 - Present

4 years 5 months

Germany

Trainer

Various clients

Designed and delivered organizational training in Agile, SAFe and Leadership.
Delivered training in sales psychology and negotiation techniques.
Delivered workshops and talks at international and national agile conferences.

Jul 2022 - Dec 2025

3 years 6 months

Germany

Senior Leadership Trainer

Accenture

Trained over 1,500 people.
Delivered SAFe training for leaders, including Leading SAFe, SAFe Release Train Engineer (RTE), SAFe Product Manager / Product Owner, SAFe Scrum Master and SAFe for Architects.
Designed and delivered agile and “Agile 4/SAP” training.

Jan 2022 - Dec 2025

4 years

Germany

Trainer

IHK zu Dortmund

Designed and delivered the first IHK-certified training program for Agile Transformation Coaches.

Oct 2021 - Jun 2022

9 months

Germany

Interim Transformation Manager

Automotive group

Worked in the research and development area on a data platform for future generations of cars.
Advised and coached TMK / OMK and Program Management.
Analyzed agile ways of working and assessed the introduction of SAFe for projects with over 80 people.
Trained and coached leaders and teams on introducing agile ways of working.
Supported the tendering of projects using the SAFe methodology.
Scope of 110+ people in Germany with a budget of 200 million euros.

Jul 2021 - Oct 2021

4 months

Germany

Interim Transformation Manager

CATENA-X

Built a European data exchange platform for the automotive industry.
Set up an Agile Release Train for over 100 people for the first PI Planning.
Trained and coached key roles such as RTE, PM, SA, SE and PO.
Supported Product Management in creating the backlog and vision.
Worked with Product Owners to prioritize the backlog.
Project scope of 500+ people in Germany with 5 Agile Release Trains and a budget of 250+ million euros.

Mar 2021 - Jun 2021

4 months

Interim Transformation Manager

Biotechnology and pharmaceutical group

Global SAP S/4 HANA Greenfield implementation with a budget of over 1 billion dollars.
Advising and coaching the Program Manager, Vendor Managers, and PMO leads.
Creating an MVP for the agile playbook and defining Agile Ways of Working.
Developing the training curriculum and managing stakeholders.
Providing strategic advice for the tender process involving four global consulting firms and managing the vendor selection process.
Creating the change communication strategy and the solution roadmap.

Feb 2021 - Jun 2021

5 months

Germany

Interim Transformation Manager

Municipal utility company

Reviewing all supplier contracts and translating them into process descriptions, job profiles, and value profiles.
Preparing a decision paper on insourcing and outsourcing.
Preparing the documents for a Europe-wide tender.
Creating a change plan, including change communications.
Scope: 100+ people in Germany.

Jan 2021 - Present

5 years 11 months

Germany

Interim Manager / Founder

skAGIL

Specializing in tailored solutions at the heart of change and transformation processes.
Supporting companies in navigating the complexities of their digital transformation journey with precision and expertise.
Focusing on people and collaboration alongside successful transformation.
Delivering leadership development and building tailored agile academies and training programs.

May 2020 - Aug 2020

4 months

Germany

Lean-Agile Coach / Workstream Lead

Special-purpose machinery, plant engineering

Consolidating 60+ SAP systems into one S/4 HANA system.
Advising the CIO / CFO and program leadership on developing the implementation strategy.
Supporting the creation of team and program backlogs.
Selecting and implementing an agile project management tool.
Preparing Big Room Planning and configuring training tailored to specific stakeholder groups.
Delivering change communications and defining KPIs.
Scope: 200+ people globally, with a budget of 200 million euros.

Jan 2020 - Apr 2020

4 months

Germany

Lean-Agile Coach

Automotive group, OEM

Global SAP Finance and Controlling template for all brands.
Advising the client’s Program Management and Accenture’s Senior Management on the agile strategy.
Scope: 400+ people globally, with a budget of 150 million euros.

Aug 2019 - Nov 2019

4 months

Germany

Interim Transformation Manager

Statutory Health Insurance Fund

Introduced agile ways of working as part of the company-wide AOK 2022 transformation.
Prepared and supported the delivery and follow-up of the first two Big Room Planning sessions.
Scope of 100+ people in Magdeburg.

Jul 2019 - Jul 2019

1 month

Proposal Lead

European Aviation Company

Submitted a proposal to deliver agile training.
Prepared, coordinated and delivered the in-person sales presentation.
Result: 2nd place due to cost; feedback named it the best presentation delivered within the allotted time.

Jun 2019 - Dec 2019

7 months

United States

Lean-Agile Coach, SAFe Coach

Electrical Engineering, Energy Technology

Global Salesforce implementation for the Customer Journey.
Introduced SAFe, including 2 PI planning workshops.
Served as RTE for 2 PIs and handed over to the client counterpart.
Trained and coached at all levels, including the executive board.
Coached Product Management on backlog creation, roadmaps and prioritization.
Delivered change communications.
Scope of 180+ people across 14 offices globally, with a budget of 100 million euros.

May 2019 - May 2019

1 month

United Kingdom

Program Management Coach

Mobile and Telecommunications

SAP S/4 HANA transformation with a budget of 150 million British pounds.
Provided strategic advice to the CFO and Accenture program leadership on the use of SAFe.
Scope of 300+ people in the UK.

Jan 2019 - May 2019

5 months

Austria

Senior Team Coach

Insurance

Consolidated all SAP systems with a budget of 2 billion euros.
Delivered CIO coaching and increased the visibility of work blockers.
Optimized workflow and delivered change communications.
Introduced the Agility Health Radar company-wide to measure the success of the agile transformation across more than 50 teams.
Scope of 150+ people in Austria.

Mar 2018 - Dec 2018

10 months

Latvia

SAFe Portfolio Coach

Insurance and Financial Services

SAP HANA native development program with a budget of 200 million euros.
Introduction of SAFe with 2 Agile Release Trains.
Coordination of portfolio-level activities to prioritize epics based on outcomes.
Coaching Epic Owners, optimizing flow, and reducing impediments.
Building a LACE (Lean-Agile Center of Excellence) team and leading 4 Agile Coaches.
Managing change communications.
Scope of 250+ people globally.

Dec 2017 - Mar 2018

4 months

Germany

Lean-Agile Coach

Diversified Corporation

Consolidation of six SAP BI systems with a budget of 20 million euros.
Preparing for the agile project launch and training all project team members.
On-site training and coaching in India.
Supporting backlog creation and defining and implementing metrics.
Preparing for and running PI planning and supporting change communications.
Scope of 80+ people globally.

Nov 2017 - Jan 2021

3 years 3 months

Germany

Senior SAP Lean-Agile Coach / Consultant / Trainer

Accenture

Founding member and part of the leadership team of the SAP Delivery Excellence Domain, responsible for recruiting and sales.
Designing and launching the world's first global SAP Agile Academy for employees at Manager level and above.
Training participants as Lean-Agile experts in boot camps and co-developing the financial concept.
Developing a training academy for the open market and ICAgile-certified training courses.
Further developing the SAP Agile talent program Jump Start to increase the maturity of new hires.
Coaching and leading 8 colleagues as a Career Counselor using OKRs.
Running a coaching experiment to improve agile leadership skills.
Advising senior managers and program leads up to board level at Accenture and its clients.
Responsible for change communications within the department and across the global organization.

Jan 2017 - Oct 2017

10 months

Germany

Senior Consultant, Salesforce

entero AG

Jul 2014 - Dec 2016

2 years 6 months

Germany

SAP Consultant

Accenture GmbH

Worked as an SAP Consultant in the Finance / Controlling (FI/CO), ABAP, and Logistics (SD/MM) modules.

Mar 2013 - Jun 2014

1 year 4 months

Germany

SAP CRM Consultant

ITML GmbH

Consulting in the Finance / Controlling (FI/CO), ABAP and Logistics (SD/MM) modules.

Jan 2012 - Jul 2012

7 months

Germany

Account Manager, Executive Search

division one

Oct 2010 - Dec 2011

1 year 3 months

Germany

Sales Associate for freelance SAP experts

K2 Partnering Solutions

Apr 2006 - Sep 2009

3 years 6 months

United Kingdom

Freelance Tour Guide

TUI Wolters

Locations in the Lofoten Islands and the Channel Islands.

Nov 2003 - Mar 2004

5 months

Germany

Service Staff

Diskotheken Klapsmühle/Neuschwanstein

Jan 2003 - Oct 2003

10 months

Germany

Sales Representative, Inventory Management Software

KDT Internet GmbH

Oct 2002 - Dec 2002

3 months

Germany

Systems Technician

D-Consult

Apr 2002 - Sep 2002

6 months

Germany

Interim Head of IT

DATEV e.G.

Responsible for 2 DATEV locations and 5 training centers.

Jul 2001 - Feb 2002

8 months

Germany

Sales Representative, Inventory Management Software

Haussmann & Wynen DV GmbH

Industry experience

See where this freelancer has spent most of their professional time.

Experienced in Professional Services, Information Technology, Manufacturing, Government and Administration, Education, and Tourism.

Professional Services

Information Technology

Manufacturing

Government and Administration

Education

Tourism

Business area experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Sales, Human Resources, Project Management, Strategy, and Operations.

Information Technology

Sales

Human Resources

Project Management

Strategy

Operations

Summary

Matthias Bullmahn is a hands-on Interim Manager with a clear approach: delivering transformations—even when things get difficult. He combines many years of leadership experience in international corporations with deep operational expertise, from the shop floor to the Executive Board.

He began his career as an SAP consultant and has since supported global S/4HANA programs, digital transformations, and complex portfolio and organizational development initiatives with budgets ranging from 30 million to over 1 billion Euro. As a founding member of a global delivery unit at Accenture, he was responsible for recruiting, training, and operational management in large-scale programs.

Matthias stands out for his pragmatic approach, quick impact, and strong focus on results. He builds stakeholder commitment, creates transparency, stabilizes leadership teams, and enables organizations to deliver effectively—especially in challenging situations such as restructurings or debtor-in-possession proceedings.

Whether in the public sector or industry, in a corporation or a mid-sized company, Matthias Bullmahn delivers rapid stabilization, clear foundations for decision-making, and lasting transformation results. Interim providers value him as a reliable choice for roles such as Transformation Manager, Change Lead, Program Management, or Restructuring.

Skills

Interim Management
Restructuring (Including Debtor-In-Possession Proceedings)
Business Process Development
Digitalization
C-Level Advisory
Change And Transformation Management
Organizational Development
Stakeholder Management
Portfolio Management
Sales Psychology
Professional Negotiation Management
Lean Agile Portfolio Management
Lean Methods
Global Sap Roll-Out
Sap S/4 Hana
Co-Initiator And Trainer, “Agile Transformation Coach” Ihk Zu Dortmund
Incident Management

Languages

German

Native

English

Advanced

Education

Sep 2005 - Feb 2010

Jade-Hochschule Wilhelmshaven

Diplom-Kaufmann (FH) · Business Studies · Wilhelmshaven, Germany · 2,3

Aug 1997 - Jul 2000

Datev e.G.

IT-System Kaufmann (IHK) · Training as an IT Systems Management Assistant · Nuremberg, Germany

Certifications & licenses

Crisis Communication

Scotland Yard

Storytelling Coach

Geschichten, die verkaufen

Self-Control in Negotiations

TÜV Rheinland Certified “Expert in Sales Psychology”

TÜV Rheinland

Business Storytelling

FBI Crisis Negotiation and Influence

Certificate of Excellence in Business Negotiations I - IV, CEBN®

CEBN®

Training from the Back of the Room Practitioner

Sales Psychology

Matthias Niggehoff

emTrace® Coach, Level 2

Dirk W. Eilert

Advanced Negotiaton Skills

Scotwork

Advanced Seminar “Zurcher Ressourcen Model”

INeKO Köln

ERP with SAP S/4 Hana, TS410

Hogan Assessment Consultant Certification

SAP FI – General Ledger Accounting & Year-End Closing with SAP S/4HANA

Systemic Coach and Change Manager

INeKO Köln

emTrace® Coach, Level 1

Dirk W. Eilert

ICAgile Authorized Instructor, SAP Delivery Agility Fundamentals

ICAgile

ICAgile Certified Professional

ICAgile

ICAgile Certified Professional - Agile Team Facilitation

ICAgile

ICAgile Certified Professional - Agility in the Enterprise

ICAgile

ICAgile Certified Professional – Coaching Agile Transitions

ICAgile

Agility Health Facilitator

Scrum.org

Alfa Institut

Statistics

Experience

Total positions 39

Experience in Professional Services 15.5 y

Avg length 1 y 3 m

Longest experience 5 y 10 m

Global experience

Countries worked in 8 (Germany, United Kingdom, Czech Republic, Romania, Ukraine, +3)

Primary country Germany

Expertise

Recent roles Interim Change Manager, Agile Coach, Lecturer

Main industries Professional Services, Information Technology, Manufacturing

Main business areas Information Technology, Sales, Human Resources

Qualifications

Certifications earned 34

Member since

May 2024

Last update

November 2026

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Frequently asked questions

Have questions? Find more information here.

Matthias is based in Solingen, Germany and can operate in on-site, hybrid, and remote work models.

Matthias speaks the following languages: German (Native), English (Advanced).

Matthias has at least 21 years of experience. During this time, Matthias has worked in at least 29 different roles and for 38 different companies. The average length of individual experience is 1 year and 7 months. Note that Matthias may not have shared all experience and actually has more experience.

Based on recent experience, Matthias would be well-suited for roles such as: Interim Change Manager, Agile Coach, Lecturer.

Matthias's most recent position is Interim Change Manager at Automotive Manufacturer (OEM).

In recent years, Matthias has worked for Automotive Manufacturer (OEM), State Police Authority, Federal Authority, FHDW, and State Ministry.

Matthias is most experienced in industries like Professional Services, Information Technology, and Manufacturing. Matthias also has some experience in Government and Administration, Education, and Tourism.

Matthias is most experienced in business areas like Information Technology, Sales, and Human Resources. Matthias also has some experience in Project Management, Strategy, and Operations.

Matthias has recently worked in industries like Professional Services, Information Technology, and Manufacturing.

Matthias has recently worked in business areas like Information Technology, Human Resources, and Strategy.

Matthias attended Jade-Hochschule Wilhelmshaven for Business Studies.

Matthias has 34 certificates. Among them, these include: Crisis Communication, Storytelling Coach, and Self-Control in Negotiations.

Matthias is immediately available full-time for suitable projects.

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Daily rate avg. 883 €

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Median rate 960 €

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Calculated based on our freelancers’ daily rates as of 7 Nov 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.