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Dmytro Poliakov

Infrastructure Engineer with hands-on experience in Windows Server, Active Directory, SCCM, Exchange, and Linux environments. Concentrated on resolving production issues and keeping systems stable.

Kyiv Joined on Mar 28, 2026 https://www.hiddenobelisk.com/

Education

Donetsk National Technical University

Work

Lead Infrastructure (Systems & Network) Engineer

Dmytro Poliakov

Apr 14

Beyond the "Access Denied": A SysAdmin’s Guide to SCCM Client Push Failures

#sccm #sysadmin

1 min read

Dmytro Poliakov

Apr 4

Finding Portable Software Across 10,000 Endpoints When SCCM Wasn’t Enough

#powershell #windows #sysadmin #security

1 min read

Dmytro Poliakov

Apr 1

Office 2016 on Windows 11: MSI vs Click-to-Run (A Practical Lab Experiment)

#sysadmin #windows #office365 #it

2 min read

Dmytro Poliakov

Mar 31

Deploying Poorly Packaged Applications with PowerShell and SCCM

#sccm #powershell #sysadmin #devops

1 min read

Dmytro Poliakov

Mar 30

Automatically create missing PTR records in Windows DNS using PowerShell

#powershell #sysadmin #networking #dns

1 min read

Dmytro Poliakov

Mar 28

Mass phishing cleanup in on-prem Exchange with PowerShell

#powershell #sysadmin #security #exchange

1 min read

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