$password = ConvertTo-SecureString 'Paper123!@#' -AsPlainText -Force
$cred = New-Object System.Management.Automation.PSCredential('INTRANET\sysadmin', $password)

Invoke-Command -ComputerName 192.168.0.6 -Credential $cred -ScriptBlock {
    Write-Host "Looking for sync script..."
    Get-ChildItem 'C:\Shares\test' -Recurse -Filter "sync*.ps1" -ErrorAction SilentlyContinue | Select-Object FullName, LastWriteTime
}