Przemyslaw Klys
Senior Active Directory Office 365 Entra Consultant at Evotec Services sp. z o.o.
Mikołów, Silesian Voivodeship, Poland
Summary
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Rockstar🎓
Top SchoolPrzemyslaw Klys is a Senior Active Directory, Office 365 and Entra consultant with 14+ years of hands-on experience securing and automating large enterprise Microsoft estates. He builds practical automation and reporting with PowerShell—authoring modules and UI-focused enhancements—and applies that work to AD hardening, tiering models, GPO/sysvol automation and Office 365/Azure AD integrations. A frequent open-source contributor, his commits span front-end UX improvements (PSWriteHTML, DataTables plugins) to back-end .NET and PowerShell libraries and robust unit tests in Microsoft365DSC. He has led large migrations and HA deployments at IBM and advised major European organisations through his consultancy and company Evotec Services. Known for simplifying complex environments, he pairs deep protocol-level expertise with pragmatic tooling and an unusual focus on visual, reportable outputs for auditors and operations teams. Based in Mikołów, Poland, he also brings a gamer’s precision to iterative problem solving and usability.
14 years of coding experience
5 years of employment as a software developer
Masters Informatics - Computer Networks, Masters Informatics - Computer Networks at Akademia Humanistyczno-Ekonomiczna w Łodzi
English, Polish
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Github Skills (47)
javascript10
group-policy10
system-configuration10
testing10
plugin-development10
net10
css10
dotnet10
docx10
datatable10
configuration-as-code10
datatables10
asp-net10
custom-configuration10
active-directory10
Programming languages (13)
Github contributions (5)
EvotecIT/PSWriteHTML
Dec 2018 - Jan 2023
PSWriteHTML is PowerShell Module to generate beautiful HTML reports, pages, emails without any knowledge of HTML, CSS or JavaScript. To get started basics PowerShell knowledge is required.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:156 releases, 4 reviews, 1946 commits in 4 years 2 months
Contributions summary:Przemyslaw primarily focused on updating and improving the visual components and functionality of the user interface within the PowerShell module. Their commits included modifications to JavaScript files for the visual network load diagram, updating HTML page structures, adjusting table features, and refining the styling of elements. Furthermore, they worked on the improvement of a graphical user interface for creating and formatting HTML output.
reportsget-startedknowledgecssjavascript
EvotecIT/GPOZaurr
Feb 2020 - Dec 2022
Group Policy Eater is a PowerShell module that aims to gather information about Group Policies but also allows fixing issues that you may find in them.
Role in this project:Back-end Developer
Back-end DeveloperContributions:160 releases, 843 commits, 9 PRs in 2 years 10 months
Contributions summary:Przemyslaw primarily contributed to the development and maintenance of a PowerShell module focused on managing Group Policies, evident from the code changes related to retrieving, saving, and analyzing GPO settings. The contributions involved writing several functions within the module, including those for exporting, importing, and removing GPOs and WMI filters. The user worked heavily with XML data, which involved extracting and interpreting data from Group Policy reports.
policypowershell-modulespowershellactivedirectorygroup-policy
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