Invoke-365Sync.ps1

<#
    .Synopsis
    Begins an Azure DirSync.
    .Description
    Contains a function that will connect to a server (defaulting to ADFS01), load the Azure DirSync profile, and kick off a sync. 
    Prompts for creds regardless of account, but can be given credentials to use.
    .Parameter server
    The server to connect to. Defaults to ADFS01.
    .Parameter Credential
    Credentials to try connecting to the server with. 
    .Example
    ITG_Force-365ADSync.ps1
    Performs a sync, prompting for credentials, using default server.
    .Example
    ITG_Force-365ADSync.ps1 -server "TestServer2008"
    Performs a sync, prompting for credentials, on "TestServer2008"
#>
param(
[PSCredential]$Credential,
$Server = 'ADFS01'
)
if (!$Credential) {$Credential = Get-Credential -Message 'ADFS Sync' -UserName $env:UserName"_admin"}

function Invoke-365ADSync($Server, $Credential) {
    Invoke-Command -ComputerName $Server -Credential $Credential -ScriptBlock {
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -psconsolefile 'C:\Program Files\Windows Azure Active Directory Sync\DirSyncConfigShell.psc1' -command 'Start-OnlineCoexistenceSync'
        } 
}

if ($MyInvocation.InvocationName -NE '.') { Invoke-365ADSync -server $Server -Credential $Credential }