Various methods of changing the time zone. PowerShell and command methods can be used in SCCM and Intune.
PowerShell
Set-TimeZone -Id "Eastern Standard Time" Start-Service W32Time Restart-Service W32Time
Command
tzutil /s “Eastern Standard Time”
Intune – Custom Device Configuration Profile
* requires 1903 and newer
Microsoft Intune > Device configuration > Profiles > Create Profile > Windows 10 and later > Custom > click Create button > Name > Description > click Add button
Custom OMA-URI Settings:
Name: Configure Time Zone – Eastern Standard Time
Description: 4/12/2020 (EJ)
OMA-URI: ./Device/Vendor/MSFT/Policy/Config/TimeLanguageSettings/ConfigureTimeZone
Data type: String
Value: Eastern Standard Time
OK > OK > Create