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Köllerwirth

Leon Köllerwirth

Executive Technology Leadership

Senior IT Manager & Interim Leader

I connect business accountability, governance, architecture and execution — for credible technology and AI transformation in the enterprise.

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BaFin-regulated environment

Head Information Security Officer (ISO)

15+ European markets · board-level reporting · Daimler Mobility

razbiram.com

Own product · live

Practical proof from architecture to operations

FIRST BUILT · THEN LED · NOW ORCHESTRATED

BUILTSystems, software, platformsLEDTeams, units, budgetsORCHESTRATEDGovernance, architecture, operating models
02

The hidden cost is not a missing tool

Technology initiatives fail when they start with solutions before the business problem, accountability and operating model are understood.

Manual coordination

Work moves through meetings, handovers and repeated clarification because the operating model does not give teams a clear decision path.

Decision latency

Executives wait for analysis, teams wait for approvals and customers wait for answers. The cost is often invisible until it compounds.

Knowledge fragmentation

Critical expertise lives in people, documents, tools and exceptions. AI cannot help until that knowledge reality is mapped.

Tool-first pilots

Random AI experiments create activity without a value case, governance path or credible route into operations.

From accountability to credible execution

The sequence matters: first the business problem, then governance, architecture and the operating model. Technology follows as execution — not as the positioning.

Operating model

01

Governance

Decision rights, risk, data and accountability are clarified before a solution is scaled.

02

Enterprise architecture

Target states, platform boundaries and dependencies connect strategy with a sustainable systems landscape.

03

Operating model

Roles, teams, portfolio decisions and adoption turn architecture into a capable organisation.

04

Technical execution

Products, platforms and pilots prove that the model works under real operating conditions.

04

Executive AI Opportunity Assessment

For leadership teams that need to determine where AI can create business value — and which governance, architecture and execution path is responsible.

Concrete offer · Agent Check by Leon Köllerwirth

In 10 working days, move from one relevant workflow question to a credible Go/No-Go decision basis.

View the assessment in detail

The outcome

  • A prioritised AI opportunity and economic hypothesis rather than a list of tools
  • Governance, risk and architecture boundaries for responsible execution
  • A Pilot Decision Frame and executive one-pager for the next decision

Clearly scoped: two executive interviews, one prioritised workflow and one results session.

Selected companies and engagements

Daimler Mobility
SMA Solar
Tönnies
Saturious
Gehring Partner

Former employers and engagements — not presented as current partnerships or client relationships.

05

Selected experience

From software engineering and building and leading engineering organisations to enterprise architecture, information security, product accountability and AI governance.

Daimler Mobility AG

Senior IT Manager | Enterprise Architecture & Information Security

15+ markets

Enterprise architecture and information security in a BaFin-regulated environment

  • Target architectures, architecture governance and platform standards
  • Cloud strategy and governance across Azure and AWS environments
  • Board-level reporting · budget up to €5M · functional responsibility for up to 100 FTE

SMA Solar

Interim Chief Product Owner | Engineering & Architecture Transformation

3 products

brought to market as interim Chief Product Owner across several teams — around 30 new features

  • Embedded software platform for inverters / energy management (critical infrastructure)
  • Owned product backlog, roadmap and releases across multiple product teams
  • Established SAFe and domain teams; co-shaped the central architecture platform (ArCo)

Tönnies Fleischwerk GmbH (Tönnies Group)

Head of Engineering & IT Development

7 sites

Software development and IT landscape built from a greenfield start to productive use

  • Business-critical platforms for traceability, logistics, pricing and CRM
  • Built international nearshore and offshore engineering teams
  • Disciplinary leadership for 5–10 and functional responsibility for up to 30 people
View fTrace

Saturious

Principal Architect | Cloud & Platform Transformation

Cloud & platform

Strategic and technical development in an IaaS/SaaS environment

  • Scalable overall cloud architecture and technical target state
  • Security reviews and secure AWS architectures following Zero Trust
  • Licensing and cost model for cloud resources using a FinOps approach
CV

Titles, dates and responsibility scope match LinkedIn and the Executive Profile. The full chronology is available in the CV.

06

Own execution as proof

Own products demonstrate practical delivery capability. Technical details stay on the project page; here, the proof is that strategy, architecture and operations come together.

razbiram.com

Live

A self-developed learning platform — from product idea and architecture to production deployment.

View live

StudyWithMe

In development

A cognitive learning platform as practical proof of traceable AI architecture, governance and product-oriented execution.

Selected projects and technical detail
07

Next step

A confidential conversation clarifies whether the business problem, accountability frame and execution path fit together.

Are you assessing a technology or AI transformation and need a credible view of governance, architecture and execution?

contact@leon-koellerwirth.com
Arrange a strategic conversationDownload Executive Profile