Volker O.-Senior IT Project Manager
Check rate
Experience
Senior Consultant
Mediaan Deutschland GmbH
- Program management for the development of an IoT platform on behalf of Deutsche Telekom IoT and 1NCE
- Structuring and coordinating the project teams and stakeholders involved to ensure robust project and decision-making structures
- Coaching project participants on the organization, collaboration, and implementation of the platform initiative
Self-employed Senior IT Project and Interim Manager
OTT IT
- Management of complex IT projects, programs, and transformation initiatives with responsibility for scope, budget, resources, risks, delivery capability, and management reporting
- Management of an IT security roadmap at DG Nexolution with around 25 identified initiatives and up to eight parallel projects, including XDR, IT asset management, two-factor authentication, and network segmentation in the context of DORA and ISO 27001
- Interim management of the SAP and IT infrastructure departments at DG Nexolution, with a total of around 40 employees and a budget framework of around 5 million euros, ensuring leadership, prioritization, and operational continuity
- Management of central transformation areas in the Telefónica RAITT program to modernize more than 100 applications, including cloudification, single sourcing, roadmap, risk, and supplier management
- Introduction of a global ServiceNow-based ITSM platform at HSBC and parallel management of regulatory adjustments as part of SWIFT Release 2022, with direct reporting to the CIO
- Overall project management of a business-critical EAI upgrade at HSBC with more than 650 interfaces, including budget, resource, test, and risk management during ongoing banking operations
- Introduction and integration of a cloud-based omnichannel solution at Unitymedia for around 2,500 agents and up to 60,000 tickets per day, including the establishment of a Scrum-based development team
- Management of extensive telecommunications, billing, integration, and migration projects at E-Plus, Deutsche Telekom, FIS, and other large companies with project budgets of up to 7.5 million euros
Senior Project Manager | Sector Communications
IBM Global Business Services
- Responsibility for testing and migration within an extensive CRM and system integration program at Deutsche Telekom, with an annual project budget of around 30 million euros
- Management of internationally distributed teams with around 60 testers in India and around 20 design, development, and testing specialists in Germany
- Responsibility for a highly complex migration of around 3.8 billion records and approximately 1.2 TB of raw data, including transformation, verification, and auditable proof of data quality
- Ensuring functional and non-functional testing, as well as coordination between business departments, corporate IT, international delivery units, and external partners
- Managing the migration through to the reliable transfer of data and processes into the new system environment
Manager | Communications & High Tech
Accenture GmbH
- Management of complex IT and telecommunications projects with budget, personnel, and customer responsibility in national and international project environments
- Responsibility for system integration, billing, EAI, and test management initiatives with annual project volumes of up to 12 million euros and teams of up to 24 employees
- Management of the Telecom Integration Center as a showcase for OSS solutions, with professional responsibility for 18 specialists
- Ensuring the required test coverage during the introduction of the nationwide toll system in Germany, including coordination with independent experts and auditors
- Deputy project management for a webMethods-based EAI implementation for a European telecommunications provider, with a project volume of around 5 million euros
- Teaching at the global Accenture training center in St. Charles, USA
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Telecommunication, Information Technology, and Banking and Finance.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Project Management, Information Technology, and Quality Assurance.
Summary
Experienced IT project and program manager with over 30 years of professional experience in complex transformation, migration, and integration initiatives. Responsible for business-critical programs with budgets of up to 30 million euros, international project teams, and demanding IT environments in banking, telecommunications, and technology companies. Extensive expertise in program and multiproject management, IT transformation, IT security, enterprise integration, and ITSM, as well as in managing stakeholders and service providers up to CIO, C-level, and executive board level. Particular strength in stabilizing critical initiatives and returning them to a predictable delivery status through to a secure transition to operations; current focus on IT security and regulatory requirements under DORA and ISO 27001.
Skills
It Project & Program Management
Over 30 Years Of Experience Managing Complex It Projects, Programs, And Multiproject Environments With Significant Responsibility For Budgets, Resources, And Results.
Project Stabilization & Delivery Management
Taking Over Complex And Critical Initiatives And Returning Them To A Predictable Delivery Status Through Clear Management Of Objectives, Risks, Budgets, And Resources.
It Transformation & System Migration
Many Years Of Experience Modernizing Business-Critical It Environments, Transforming More Than 100 Applications, And Carrying Out Migrations Involving Several Billion Records.
It Security & Regulation
Management Of Extensive Security Initiatives With A Focus On Dora, Iso 27001, Xdr, It Asset Management, And Network Segmentation.
Interim Management & Leadership
Leading It Departments And Managing Interdisciplinary And Internationally Distributed Teams In Complex Project And Change Environments.
Stakeholder & Management Communication
Confident Management Of Internal And External Stakeholders, As Well As Decision-Making And Escalation Communication Up To Cio, C-Level, And Executive Board Level.
Methods & It Skills
- Pmi
- Itil
- Scrum
- Bpmn
- Uml
- Domain-Driven Design
- Jira
- Confluence
- Ms Project
- Servicenow
- Tibco
- Ibm Websphere
- Ibm Integration Bus
- Siebel
- Pega
- Zendesk
- Amazon Connect
- Salesforce
Languages
Education
Technische Universität Darmstadt
Diplom-Ingenieur · Mechanical Engineering · Darmstadt, Germany
Certifications & licenses
BSI IT-Grundschutz
ServiceNow Technical Project Manager
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Volker is based in Hundsangen, Germany and can operate in on-site, hybrid, and remote work models.
Volker speaks the following languages: German (Native), English (Advanced).
Volker has at least 31 years of experience. During this time, Volker has worked in at least 4 different roles and for 4 different companies. The average length of individual experience is 8 years and 10 months. Note that Volker may not have shared all experience and actually has more experience.
Based on recent experience, Volker would be well-suited for roles such as: Senior Consultant, Self-employed Senior IT Project and Interim Manager, Senior Project Manager | Sector Communications.
Volker's most recent position is Senior Consultant at Mediaan Deutschland GmbH.
In recent years, Volker has worked for Mediaan Deutschland GmbH and OTT IT.
Volker is most experienced in industries like Telecommunication, Information Technology, and Banking and Finance.
Volker is most experienced in business areas like Project Management, Information Technology, and Quality Assurance.
Volker has recently worked in industries like Telecommunication, Banking and Finance, and Information Technology.
Volker has recently worked in business areas like Project Management and Information Technology.
Volker holds a Master in Mechanical Engineering from Technische Universität Darmstadt.
Volker has 7 certificates. Among them, these include: BSI IT-Grundschutz, CompTIA Security+, and ISO 27001.
Volker is immediately available part-time for suitable projects.
Daily rate distribution
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The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 9 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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