Microsoft Windows Experts in Vienna
matched in minutes with the power of AI from over 15,000 CVs of vetted professionals.Work with specialists who deploy Active Directory architectures, manage robust Windows Server environments, and secure enterprise desktop infrastructures. Our AI-driven platform connects you with vetted, available Microsoft Windows professionals in Vienna to ensure your critical IT systems remain resilient and high-performing.
Meet FRATCH Experts in Vienna, who have recently used Microsoft Windows
Thomas Pacal
Last position:
Change Manager / Sales Transformation at SEFE
- Organizational Change Management as part of a group-wide, supranational sales transformation, serving as the core of a broad restructuring of business-critical areas, with end-to-end control of the change process and long-term embedding and securing the future readiness of sales.
- Initiation and end-to-end steering of the sales transformation program, including in-depth analysis to identify, assess, and strategically involve all relevant stakeholders, making tactical use of their specific business interests and influence.
- Conducting advanced, detailed change impact analyses to predict the organizational effects of the transformation, deriving a tailored change strategy, and developing a change roadmap and a change story as the core narrative of the campaign.
- Designing and implementing an integrated communication and action plan to ensure maximum transparency, effectively manage unspoken expectations, and actively guide a change process that is clear and understandable for all stakeholders.
- Active management of all transformation phases, including the setup of robust monitoring mechanisms for continuous progress analysis and forecasting based on recommended and jointly defined KPIs.
- Establishing an agile analysis and adjustment cycle to continuously assess the effectiveness of implemented measures, identify challenges early, and fine-tune the change strategy in time.
- Conducting precise gap analyses to identify skill gaps in the sales team in the context of the new strategic direction, and deriving and developing targeted qualification measures (e.g. coaching, training).
- Comprehensive reduction of resistance to change by turning opposing stakeholder mindsets into proactive change-driving change ambassadors.
- Deep and sustainable realignment of sales structures and processes in full alignment with the company’s overall goals.
- Qualitative and quantitative improvement of sales efficiency and performance as a direct result of the implemented transformation initiatives and capability-building programs.
John Ampia-Addison
Last position:
Software Developer and DevOps Engineer at Bundesrechenzentrum (BRZ)
Refactoring and improving core APIs; implementing client change requests. Setting up metrics, traces, and logs monitoring infrastructure to support operations. Designing GitOps deployment and infrastructure as code. Applications and Systems Configuration in ArgoCD and Openshift. Confluence documentation of design, approach, and solution. Tech Stack: Java 8 & 21, Spring framework, JSP, Javascript, Bash Scripts, SQL, Grafana Stack, Opentelemetry, Docker, DB2, Maven, Kubernetes Kompose.
Michael Langer
Last position:
IAM Developer & IT Architect at Internationale Bank
Design and implementation of new functionalities in the areas of Lifecycle Management (LCM), Role Management (RLM) and Access Governance
Adjustment of the company-wide Segregation of Duties (SoD) matrix to ensure regulatory and internal compliance requirements
Further development and configuration of recertification processes
Creation and adaptation of custom workflows, rules and tasks in SailPoint IdentityIQ (BeanShell, XML, Java)
Use of static code analysis with SonarQube to ensure code quality and compliance with defined development standards
Regular code reviews within the development team to ensure quality, share knowledge and follow clean code principles
Work in an agile Scrum team with daily communication, sprint planning and reviews
Coordination with testers, test managers and business departments to ensure quality and smooth production rollout
Active involvement in release planning and deployment coordination, including test preparation, cutover activities and rollback strategies
Analysis and sustainable resolution of issues in the IAM production environment (2nd- and 3rd-level support)
Reproduction of complex errors, identification of root causes and implementation of lasting fixes
Creation of technical analyses and recommendations for operations and further development
Walter Sarg
Last position:
Territory Service Manager Red Hat Consulting at Major German Engineering and Technology Multinational Company
- Migrating from VMware to OpenShift Virtualization, 40+ workstreams / projects in parallel (Small- to Medium Sized VM Operators / Critical Factory Workload Owners / Large-Scale Data Center Operators)
Gerhard Zalusky
Last position:
Embedded Software Engineer at Magna Kreisel Electric
- Development of a charging station for electric vehicles
- Tools: C/C++/Matlab/Simulink
- Development and testing of functional software with various communication buses
Shahram Fallahdoust
Last position:
Senior Product Owner at Elderly Neighbour Watch
Delivered a digital, non-profit neighborhood platform to connect older adults with volunteers for practical support and social companionship. Responsible for business analysis, requirement definition, platform evaluation and delivery of a locally scalable service solution focusing on AI-driven enhancements, data-based optimization and clear market positioning. Evaluated several low-code/business platforms including Odoo and Glide Apps and assessed monday.com as a CRM-like option before selecting Glide Apps for implementation. Implemented a non-native mobile and desktop application with Glide Apps and the web presence with WordPress. Tasks
- Gathering, analyzing and structuring business requirements for the product and service model
- Conducting market, target group and competitor analyses to position the offering
- Evaluating and selecting suitable low-code/business platforms for implementation
- Defining core user journeys, business processes and operational workflows for older adults, volunteers and administration
- Translating business requirements into functional requirements for profiles, task management, coordination, communication and notifications
- Guiding the implementation of the non-native mobile and desktop application in Glide Apps as well as the web presence in WordPress
- Preparing the business side for future AI-powered features such as intelligent matching and data-based optimization
- Ensuring compliance with GDPR requirements Results
- Successfully delivered digital support platform connecting older adults with volunteers
- Solid foundation for market positioning through market, target group and competitor analyses
- Delivered a functional non-native mobile and desktop application with Glide Apps and a supporting web presence with WordPress
- Established foundation for scaling and AI-based further development
Damir Dudakovic
Last position:
Senior IT Consultant at Dudakovic e.U.
- Consulting in national and international projects in various roles and sectors (banking and finance, public sector, telecommunications, data management, software development)
- Engaging in project management, requirements management, business analysis, process management, IT consulting and coaching
- Delivering sustainable value quickly and efficiently due to high complexity and diversity of projects and expertise
- Emphasizing collegiality and integrity and fostering a positive team atmosphere
Matthias K.
Last position:
Business Architect at E5GTEC
- Analysis of extended requirements related to existing controllers in an industrial plant
- Creating concepts for storing and visualizing sensor data
- Communication with PLCs
- Microservice architecture
- Unified architecture
- AI-based evaluations of sensor data
- Technologies used: .NET 8, Minimal API, Postgres, MQTT, RabbitMQ
Michael Gonschor
Last position:
Scrummaster at Xenovo
Planning and monitoring sprints and holding the scheduled meetings
Analyzing and resolving issues in the development process
Error analysis, bug management and correction in individual process steps
Stakeholder management
Documentation and improvement of the development process
Tools: JIRA, Confluence
Mubin Içyer
Last position:
Software Engineer, Freelancer at Siemens-Linz
- Designed and implemented simulation software for electrical power systems, focusing on dynamic element interaction and user interface optimization using C++, wxWidgets, Windows, and Visual Studio.
Markus Kleiber
Last position:
Document Development at Insurance Company
- Replacement of original Dopix documents and modules into the Quadient document environment
- Extension of document logic
Martin Ananda Boeker
Last position:
Systems Architect at ASFiNAG
- Migrated infrastructure automation from Puppet to Ansible
- Ensured compatibility with CentOS and RHEL 8 and 9
- Managed users in Active Directory
- Managed applications, services, security policies, certificates, and more
Gerald Gastgeb
Last position:
Data Design Authority at Department of Government Enablement
- Responsible for realigning the data architecture of the Abu Dhabi government to achieve a fully AI-driven public administration
- Definition of modeling standards
- Creation of a conceptual and logical model for the entire Abu Dhabi government administration
- Definition of data quality and data security standards
Joseph Wagner
Last position:
Freelancer Cloud / Solution Architect (AWS) at A1 Bank
- I am responsible for providing solution architecture and technical assistance for a migration initiative aimed at transitioning to a new core banking system.
- The project involves replacing in-house development with a commercially available off-the-shelf core banking system operated as SaaS on AWS.
- Duties encompass solution design, technical coordination, supporting development teams, and providing IT support and troubleshooting.
- Managing over 10 global vendors and partners is crucial to project success.
- Technologies: VMWare ESXi, AWS, EKS Kubernetes, Mastercard Payment Transaction Service, Avaloq, A1 Telekom Austria infrastructure, CheckPoint FW, F5, Site-to-Site VPNs, PingID, Futurae SDK, Airlock, UC4/Automic, Firebase, iOS/Android lifecycle management, AWS IAM, AWS AppStream, AWS S3, AWS Transfer Family, QlikView, OpenAPI.
Jörg Pallanich
Last position:
Freelance IT Project Manager / Business Analyst at A1 Telekom Austria AG
Project: Infrastructure Selling Tool
Joint development and documentation of the target process for infrastructure sales to business customers
Cross-functional coordination to find solutions
Overseeing implementations in the CRM system
Coordination of a field trial
Project: FTTH expansion program
Analysis and documentation of the project environment
Process definition in the FTTH expansion program
Specification of IT requirements from the B2B business unit in the form of epics and user stories
Project management with regard to IT implementations in a business context
Project: Product launch "Cyber Defense Business"
Definition of the sales to activation process
Specification of IT requirements for implementation in the A1 Marketplace and interface to ServiceNow
Project management with regard to IT implementations
Discover over 15,000 top freelancers
Statistics of experts using Microsoft Windows
Aggregated from the professional profiles of matched freelancers.
Experience
23 years
Position duration
2.7 years
Positions per freelancer
15
Top business areas
Information Technology, Project Management, Operations
Top industries
Information Technology, Banking and Finance, Telecommunication
Certification focus areas
Information Technology, Project Management, Product Development
Bachelor's degree or higher
73%
Master's degree or higher
45%
Doctorate
3%
Certifications per freelancer
3
Most common languages
German, English, French
Speak two or more languages
100%
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 Vienna 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 Vienna using Microsoft Windows
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
The Role of Enterprise Operating System Administration
Large organizations rely on robust infrastructures to maintain daily productivity and secure data. Operating system administrators configure critical directories, manage user access rights, and maintain server health across complex networks.
Ecosystem and Advanced Infrastructure Tooling
Modern deployments require a deep understanding of core services and automation tools that keep workloads running efficiently. Specialists utilize specialized software to manage large-scale configurations.
- Active Directory and Group Policy Object configurations
- PowerShell scripting for task automation
- Hyper-V virtualization and cluster management
- Windows Server update services and patch management
Key Deliverables in Windows Deployments
Professional specialists deliver structured projects that minimize downtime and enhance security protocols. They execute precise upgrades, establish backup recovery pipelines, and optimize server performance.
Local Windows Infrastructure Needs in Vienna
Enterprises in Vienna, from traditional industrial firms to public administration offices, depend on highly available operating systems. Local specialists bridge the gap between legacy installations and modern hybrid cloud setups, providing bilingual English and German support for smooth integration into local teams.
Indicators for Engaging Freelance Windows Expertise
Organizations face specific inflection points where internal IT teams require external specialists to handle complex changes.
- Migration from legacy Windows Server versions to newer releases
- Domain consolidation following corporate acquisitions
- Implementation of strict endpoint security standards
- Transitioning physical server hardware to virtual hypervisors
Distinguishing Attributes of High-Calibre Specialists
Experienced professionals stand out through their systematic troubleshooting methods and thorough documentation habits. They do not just resolve immediate errors; they design resilient configurations that prevent recurring system outages and simplify future maintenance.
Frequently asked questions
The facts hiring teams ask for most often when it comes to Microsoft Windows.
Companies hire experts to design, deploy, and maintain systems running Microsoft Windows Server and desktop editions. They manage domain services, configure access permissions, and secure network communications across corporate infrastructures.
Enterprise networks frequently choose Microsoft Windows Server for its native integration with directory services and centralized policy management. While Linux dominates web hosting, the Windows ecosystem offers superior desktop management and seamless integration with corporate productivity tools.
A well-rounded expert in Microsoft Windows infrastructure should be highly proficient in PowerShell scripting for automation. They also benefit from deep knowledge of network protocols, virtualization technologies, and hybrid cloud integration.
While initial assessments and physical hardware maintenance require physical access in Vienna, most Microsoft Windows administration tasks can be performed securely via remote connections. Many Austrian clients prefer a hybrid arrangement with on-site visits during critical migration phases.
Because Microsoft Windows environments are deeply integrated into corporate operations, specialists working with Vienna-based teams usually need professional proficiency in both German and English. This ensures clear technical documentation and seamless collaboration with local IT departments.
Look for specialists with proven hands-on experience in complex migration scenarios and active directory design. Strong candidates can explain how they secure Microsoft Windows environments against modern threats and demonstrate structured scripting habits for automation.
Migrating legacy infrastructure to modern versions of Microsoft Windows Server is a high-risk operation that can cause major business disruptions. External specialists bring specialized, up-to-date knowledge that minimizes downtime and prevents common data loss issues.
To secure enterprise networks, specialists configure structured update services that test and deploy security updates to all Microsoft Windows systems. They establish strict access controls, monitor system logs for suspicious activity, and implement robust backup strategies.
The average hourly rate of freelancers in Vienna, Austria who have used Microsoft Windows in their recent projects is 102 €, which corresponds to a daily rate of about 815 € based on an 8-hour working day.
Of the freelancers in Vienna, Austria who have used Microsoft Windows in their recent projects, 73% hold at least a Bachelor's degree, 45% hold at least a Master's degree, and 3% hold a doctorate.
On average, freelancers in Vienna, Austria who have used Microsoft Windows in their recent projects have 23 years of professional experience, with a single engagement typically lasting around 2.7 years.
The most common languages among freelancers in Vienna, Austria who have used Microsoft Windows in their recent projects are German (100%), English (97%), and French (22%).
The most common industries among freelancers in Vienna, Austria who have used Microsoft Windows in their recent projects are Information Technology (86%), Banking and Finance (57%), and Telecommunication (54%).
The most common business areas among freelancers in Vienna, Austria who have used Microsoft Windows in their recent projects are Information Technology (92%), Project Management (70%), and Operations (65%).
Main locations of FRATCH Experts, who have recently used Microsoft Windows
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.
Countries:
Vienna 
Graz Request a free demo
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