function Get-TeamCityEc2Instance {
    <#
.SYNOPSIS
    Returns an array of the TeamCity EC2 Instances

.PARAMETER Type
    Type of TeamCity host(s) to return: All, Server(s), or Agent(s)

.PARAMETER ProfileName
    AWS ProfileName
#>
    [CmdletBinding()]
    [OutputType([Amazon.EC2.Model.Instance[]])]
    param(
        [Parameter(Mandatory = $false)]
        [ValidateSet("All", "Server", "Agent")]
        [string]$Type = "All",
        [Parameter(Mandatory = $true)]
        [string]$ProfileName
    )

    $logLead = Get-LogLeadName

    Write-Host "$logLead : Getting hostnames of type $Type"
    $teamcityHostnames = Get-TeamCityHostnames -Type $Type

    Write-Host "$logLead : Getting instances for hostnames $($teamcityHostnames)"
    $teamcityInstances = Get-EC2InstancesByHostname -Servers $teamcityHostnames -ProfileName $ProfileName

    Write-Host "$logLead : Found $($teamcityInstances.count)(count) instances to return"
    return $teamcityInstances

}