Roland Bohlender-Senior Technical Lead
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Experience
Senior Technical Lead
RIS Raiffeisen Informations Systeme
- Group-wide transformation program to replace a legacy Lotus Notes/Domino application landscape with a standardized, multi-tenant SharePoint Online target platform for the Italian Raiffeisen banking group.
- Total scope:
- 21 legally independent banks
- approx. 350 live Notes databases
- several thousand end users
- parallel operation of legacy and cloud platforms
- high regulatory requirements (audit, traceability, governance)
- Program designed as application, organizational and platform transformation – not just a technical migration.
- Definition of multi-tenant target architecture based on SharePoint Online
- Design of tenant separation including security, permissions and governance model
- Analysis and classification of Notes applications by criticality and complexity
- Definition of migration strategies (standard migration, redesign, retirement)
- Development of a multi-stage migration approach (pilot, test, production)
- Planning of fallback, rollback and stabilization measures
- Technical support and quality assurance of migration runs
- Development of automations (PowerShell, WebParts)
- Central technical interface between central IT, bank tenants, business departments and service providers
- Support in escalations and critical decision situations
- Technologies: SharePoint Online, Microsoft 365, Azure, PowerShell, Quest Notes Migrator
Subproject Manager / Senior Technical Lead
ARZ Allgemeines Rechenzentrum
- Central migration program to replace a heterogeneous Notes/Domino mail environment with Exchange Online in a multi-tenant setup for several Austrian banking groups.
- Total scope:
- 35 banks
- approx. 11,000 end users
- approx. 900 group mailboxes
- complex coexistence phases with parallel operation
- high requirements for security, compliance and operational stability
- Design of multi-tenant and coexistence architecture
- Definition and implementation of complex mail routing and security concepts
- Planning and managing multi-stage migration runs per bank
- Technical leadership during the coexistence and transition phase
- Escalation management between banks, operations, business departments and service providers
- Ensuring operational capability and stability during migration
- Support for stabilization and optimization measures after go-live
- Technologies: Exchange Online, Office 365, Quest Notes Migrator, Quest Coexistence Manager, PowerShell, IronPort
Project Leader
ING DiBa
- International infrastructure and migration program to consolidate and migrate an Exchange 2013 environment into global data center structures in preparation for downstream cloud strategies.
- Total scope:
- approx. 57,000 end users
- approx. 2,400 group mailboxes
- internationally distributed IT, operations and support teams
- high requirements for availability and operational stability
- Creation and review of design, migration and operations concepts
- Planning and management of migration waves
- Development of migration and planning tools (Excel, VBA, PowerShell)
- Coordination of support and floorwalker teams
- Stakeholder and risk management
- Crisis and decision management during the Corona special situation
- Ensuring stable operations during and after migration
- Technologies: Exchange 2013/2016, Windows Server, PowerShell
Infrastructure Manager
Commerzbank
- Set up the complete IT infrastructure for the Commerzbank branch in São Paulo
- Responsible for network, security, high availability and disaster recovery
- International coordination (Europe, USA, Brazil)
- Support for regulatory approvals (BACEN)
Migration Consultant
Bayerisches Landeskriminalamt
- Migration of approx. 42,000 end users
- Design and build of highly available Exchange DAG architectures
System Consultant Lotus Notes
CompuNet
Network Engineer
CSC Computer Sciences Coop.
C Programmer
Arztpraxiscomputersystem
Industry Experience
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Experienced in Information Technology, Banking and Finance, Healthcare, and Government and Administration.
Business Area Experience
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Experienced in Information Technology, Project Management, and Quality Assurance.
Summary
Senior IT program and project manager with over 30 years of experience in leading and technically managing complex IT transformation programs in the banking sector. Solid expertise in large-scale enterprise migrations of legacy systems (Lotus Notes/Domino) to Microsoft cloud architectures (Microsoft 365, Exchange Online, SharePoint Online, Azure).
Many years of experience as a program-level project manager and technical lead in highly regulated environments with strong demands for security, compliance, tenant separation, and governance.
Typical assignments in critical, complex, or at-risk programs where strategic control, technical depth, and international coordination are needed at the same time.
Skills
Program & Project Management (Banks)
Leading Complex Multi-stream Programs
Interim Project Management & Overall Technical Responsibility
Escalation, Risk & Stakeholder Management
Managing Internal Teams & External Service Providers
Microsoft Cloud & Enterprise Migration
Microsoft 365, Exchange Online, Sharepoint Online
Azure, Azure Ad / Entra Id, Hybrid & Multi-tenant Architectures
Large-scale Notes/domino Migrations → Microsoft Cloud
Technical Leadership & Architecture
Target And Migration Architectures
Security, Compliance & Governance Concepts
Operational, Handover & Stabilization Phases
Regulated Environments
Banks & Financial Services (Focus)
International Corporate Structures
Audit, Security & Compliance Requirements
Ai Expertise
Certified Ai Manager & Ai Consultant
Using Ai For Analysis, Automation & Decision Support
Governance-compliant Ai Use In The Banking Sector
Critical Banking & Financial Services Programs
Large-scale Enterprise & Cloud Migrations
Interim Project Management & Senior Technical Lead
Escalation, Stabilization & Rescue Projects
Languages
Education
Heidelberg University
Diploma in Medical Informatics · Medical Informatics · Heidelberg, Germany
Vocational Secondary School
General higher education diploma · Würzburg, Germany
Vocational Further Education School
Technical college entrance qualification
Certifications & licenses
Training: Domino R8 System Administrator & Notes Application Developer R8
AI Consultant Training
AI Manager Training
ITIL Fondation Certificate Of IT Service Management
MCDP: Microsoft Certified Professional Developer 2010
MCITP: Microsoft Enterprise Messaging Administrator For Exchange 2010
MCITP: Microsoft SharePoint Administrator 2010
MCTS: Microsoft SharePoint 2010, Configuring
PCLP (Principal Certified Lotus Professional)
PRINCE2 Foundatiation Certicate
Statistics
Experience
Global Experience
Expertise
Qualifications
Profile
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