Add user to domain admin group powershell

- Add domain user to local admin group powershell
- Powershell add domain user to local admin group on remote computer
- Powershell add domain user to local admin group remotely
- Add domain user to local admin group on multiple servers powershell
- Powershell command to add domain user to local admin group
- Powershell script to add domain user to local admin group
- Powershell script to add domain user to local admin group on multiple servers