Virtualization Experts in Cologne
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Meet FRATCH Experts in Cologne, who have recently used Virtualization
Markus Blohm
Last position:
Consultant, Technical Project Manager at Lanxess
- Project: ESU Windows and SQL Server consolidation / Configuration Management in ServiceNow
- Creation of an as-is analysis of all servers worldwide
- Creation of an as-is analysis of all SQL servers worldwide
- Creation of requirements analyses for SQL and server migrations
- Coordination of requirements with partners for migrations to Hyper-V (on-premises) or Azure Cloud
- Moderation of jour fixe meetings
- Creation of roadmaps and solution models for server migrations
- Setup of test scenarios
- Moderation of workshops for the introduction of a Global Admin Team
- Creation of data models (CMDB) in ServiceNow
- Conducting workshops for the CMDB data model
- Creation of solution models for the CMDB
- Creation of seamless configuration and work documentation for the CMDB
- Creation of reports for license management
- Creation of KPIs for data quality in ServiceNow
- Creation of a service catalog
- Moderation of workshops for creating service requests
- Interface between needs analysis and ServiceNow development team
- Systems used: Windows 7, Windows 10, Microsoft Office 365/2010, Windows Server 20xx, SQL Server 20xx, SharePoint, Azure Cloud, Hyper-V, ServiceNow, various tools
Yannick Tessa
Last position:
Cloud Architect at Anonymous
- Implementation of Infrastructure as Code (IaC) with Terraform to ensure a scalable, repeatable, and secure Azure infrastructure
- Implementation and optimization of CI/CD pipelines with Azure DevOps
- Management of container and server environments and AKS
Ayhan Gezer
Last position:
Senior QA Engineer / Test Automation Engineer / SDET at Rewe digital
Consulting, designing, and implementing the software testing lifecycle for multiple Android apps and backends Introducing test automation with Appium, SpringBootTest, RestAssured Setting up and managing emulators Developing an E2E library, an integration library, a Testcontainers library, and other libraries Developing, implementing, and advising on CI strategies Building the test environment with Testcontainers and virtualization Developing and implementing test cases for integration tests and end-to-end tests Establishing a maintainable test architecture with low entry barriers to simplify the creation of automated tests Some tools and technologies used: JUnit, RestAssured, Testcontainers, Kubedock, Appium, Android emulator, Jira Xray, Mockito, WireMock, Spring Framework, Kotlin
Eberhart Niemes
Last position:
Service and Change Manager; Project Manager at Uniper-Energy
- Project manager for transition and migration of IPC Trader Telephony to 3CX-based dispatcher and Cloud9-based trader telephony
- Planned and managed company-wide replacement of IPC Trader Telephony with 3CX and Cloud9 solutions
- Continuous improvement of implementation processes and development and execution of optimization measures
- Planned, coordinated and tracked delivery of IT equipment and service provision at all sites
- Led a team of IT site managers to ensure IT services were delivered on time, within budget and with required quality
- Defined project scope in coordination with all business resources
- Planned and executed software and hardware rollouts, including user support during implementation
- Communicated with key customers and service organizations and collaborated with traders, telephony architects, app owners, testers and technical IPC teams
- Conducted stakeholder analysis for creation and maintenance of change management processes
- Managed full change process: prepared change requests, defended them in change board, communicated at company and user level, and supported change implementation
Andreas Ernst
Last position:
Consultant at Iteratec GmbH
Abdelhak Mahou
Last position:
Network Architect at Bechtle Managed Services GmbH
- Created as-is network documentation for a Bechtle customer
- Analyzed existing configurations and adjusted them
- Advised on Fortinet and Check Point products
- Troubleshot complex routing, switching and application issues
- Tools: MS Azure, FortiManager, Cisco Nexus & Catalyst, Cisco WLAN Controller, Citrix Netscaler SD-WAN, MS Visio, Checkpoint VSX, Wireshark
Peter Brungs
Last position:
Data Warehouse Consultant (Development and Analysis) at Atruvia AG
- Developed and enhanced ETL loading jobs with IBM DataStage and optimized SQL in an IBM DB2 environment as part of the Agree21 data migration
- Analyzed data quality and developed test procedures
- Created PowerShell scripts and documented GIT deployment processes
- Technologies: RedHat Linux, IBM DB2 with DBVisualizer, IBM InfoSphere DataStage 11.7, JIRA, TortoiseGIT, TortoiseSVN, PowerShell scripts
Saood Yousaf
Last position:
Senior Application Owner at an international energy company
Further development of the application landscape for planning, forecasting and pricing
Communication with internal stakeholders to homogenize the application landscape across all entities
Optimization of vendor management
API and batch processing
Creation of operational concepts
Ensuring compliance with regulations and operational processes
Participation in solution design as well as implementation and further development of new applications and services
ServiceNow
Virtual Machines (Windows / Linux)
M365 Products
Azure DevOps
Web Applications
Last position:
Rewe Digital
- Creation of Spring Boot integration tests
- Creation of JUnit tests for the coupon system
- Creation of component tests for Kafka topics
- Creation of CI/CD pipeline scripts
- Creation of UI tests with Playwright
- Creation of UI tests with Cypress
- Review of developer unit tests
- Planning the test architecture for integration tests
- Creation of the test automation concept
- Evaluation and creation of test reports
Discover over 15,000 top freelancers
Statistics of experts using Virtualization
Aggregated from the professional profiles of matched freelancers.
Experience
20 years (Germany: 24 years)
Position duration
2.3 years (Germany: 3.3 years)
Positions per freelancer
13 (Germany: 15)
Top business areas
Information Technology, Project Management, Operations
Top industries
Information Technology, Energy, Insurance
Certification focus areas
Information Technology, Project Management, Quality Assurance
Bachelor's degree or higher
67% (Germany: 69%)
Master's degree or higher
33% (Germany: 40%)
Certifications per freelancer
4
Most common languages
German, English, French
Speak two or more languages
100% (Germany: 97%)
Based on our profile pool as of 30 Aug 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Cologne are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Average rates of experts in Cologne using Virtualization
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
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 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
About the technology
What it covers
Virtualization lets one physical system run many isolated machines, desktops, or application environments. It is used to make server estates easier to manage, recover, and scale without tying every workload to separate hardware. In practice, it supports consolidation, testing, failover, and clean environment separation.
Common stacks
- VMware vSphere and ESXi for mature enterprise estates
- Microsoft Hyper-V for Windows-centered environments
- KVM and QEMU for Linux-based infrastructure
- Virtual storage, virtual switching, and template-based provisioning
- Migration and capacity planning across mixed environments
Typical work
Companies bring in specialists for host setup, cluster design, image management, and guest lifecycle tasks. They also help with live migration, backup planning, patching, and performance tuning when virtual machines start competing for CPU, memory, or storage. In Cologne, this often matters for firms with mixed office, data center, and remote-access needs.
When help is needed
Freelance expertise is useful when a team is moving from physical servers, standardizing old environments, or preparing a new private cloud. It also helps when VMware, Hyper-V, or KVM estates are hard to document or stabilize. Strong professionals can quickly find the real bottlenecks instead of guessing.
What good experts do
Good specialists understand host hardware, storage paths, networking, snapshots, and recovery behavior. They know how to keep isolation tight, avoid resource contention, and choose the right balance between density and performance. They also write clear runbooks so operations stay consistent after the project ends.
Collaboration in Cologne
Local projects often need a mix of remote analysis and on-site access, especially when physical servers, network gear, or legacy storage are involved. Virtualization work should fit German-speaking operations teams, but documentation and handover can stay in English when the wider environment uses it. That makes coordination smoother across departments and sites.
Frequently asked questions
Need clarity? These are the questions we hear most often about Virtualization.
Virtualization is used to run multiple isolated systems on shared hardware. Companies use it for server consolidation, test environments, disaster recovery, and separating workloads that should not affect each other. It is also a common base for private cloud setups.
Virtualization creates full guest systems with their own operating system, while containers share the host kernel and stay lighter. Virtual machines are often chosen when isolation, legacy software, or different operating systems matter. Containers are better when teams want fast packaging for the same OS family.
Virtualization work usually goes hand in hand with VMware vSphere, Hyper-V, KVM, QEMU, and sometimes Proxmox VE. Storage, virtual networking, backup tooling, and monitoring are just as important as the hypervisor itself. A strong freelancer should understand all of them as a system, not as separate tools.
Virtualization projects that only add a few new machines are often straightforward. Projects that involve cluster design, migration, shared storage, or recovery planning need a specialist who has handled production environments before. The more legacy systems and dependencies involved, the more value an experienced professional brings.
Yes, much of virtualization can be handled remotely because most tasks are done through management consoles and documentation review. On-site access becomes useful when hardware, cabling, BIOS settings, or storage arrays need physical checks. In Cologne, many teams combine remote delivery with a few on-site sessions for handover or troubleshooting.
A strong Virtualization specialist explains the design clearly, not just the tool names. Look for practical knowledge of networking, storage, backup, snapshots, and rollback plans, plus evidence that they can document changes and reduce risk. Good experts also ask the right questions about workloads before they make recommendations.
Virtualization is the general approach, while VMware, Hyper-V, KVM, and Proxmox VE are common ways to implement it. VMware is widely used in larger enterprise estates, Hyper-V fits many Microsoft-heavy environments, and KVM is common in Linux-first stacks. Proxmox VE often appears where teams want a flexible open setup with integrated management.
A Virtualization freelancer should review the current host layout, storage design, network setup, guest inventory, and backup process before making changes. Access to diagrams, maintenance windows, and rollback rules saves time and lowers risk. Clear ownership for approvals and testing also makes delivery smoother.
The average hourly rate of freelancers in Cologne, Germany who have used Virtualization in their recent projects is 97 €, which corresponds to a daily rate of about 773 € based on an 8-hour working day.
Of the freelancers in Cologne, Germany who have used Virtualization in their recent projects, 67% hold at least a Bachelor's degree and 33% hold at least a Master's degree.
On average, freelancers in Cologne, Germany who have used Virtualization in their recent projects have 20 years of professional experience, with a single engagement typically lasting around 2.3 years.
The most common languages among freelancers in Cologne, Germany who have used Virtualization in their recent projects are German (100%), English (100%), and French (22%).
The most common industries among freelancers in Cologne, Germany who have used Virtualization in their recent projects are Information Technology (100%), Energy (56%), and Insurance (56%).
The most common business areas among freelancers in Cologne, Germany who have used Virtualization in their recent projects are Information Technology (100%), Project Management (78%), and Operations (67%).
Main locations of FRATCH Experts, who have recently used Virtualization
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Berlin 
Hamburg 
Munich 
Frankfurt 
Dusseldorf 
Essen Request a free demo
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Philipp Thomaschewski
FRATCH CEO
