diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 4b36aaaad..8629640ea 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -3,9 +3,9 @@
   <ProductDependencies>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="1.0.0-beta.19305.13">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="1.0.0-beta.19309.1">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>d05c046913964e880be08b804e7249f297617c2f</Sha>
+      <Sha>45361625125cdd3119050a852bd73163ca4b73f4</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>
diff --git a/eng/common/cross/armel/tizen-fetch.sh b/eng/common/cross/armel/tizen-fetch.sh
index ba16e991c..ed70e0a86 100644
--- a/eng/common/cross/armel/tizen-fetch.sh
+++ b/eng/common/cross/armel/tizen-fetch.sh
@@ -157,15 +157,15 @@ fetch_tizen_pkgs()
 Inform "Initialize arm base"
 fetch_tizen_pkgs_init standard base
 Inform "fetch common packages"
-fetch_tizen_pkgs armv7l gcc glibc glibc-devel libicu libicu-devel
+fetch_tizen_pkgs armv7l gcc glibc glibc-devel libicu libicu-devel libatomic
 fetch_tizen_pkgs noarch linux-glibc-devel
 Inform "fetch coreclr packages"
-fetch_tizen_pkgs armv7l lldb lldb-devel libgcc libstdc++ libstdc++-devel libunwind libunwind-devel tizen-release lttng-ust-devel lttng-ust userspace-rcu-devel userspace-rcu
+fetch_tizen_pkgs armv7l lldb lldb-devel libgcc libstdc++ libstdc++-devel libunwind libunwind-devel lttng-ust-devel lttng-ust userspace-rcu-devel userspace-rcu
 Inform "fetch corefx packages"
 fetch_tizen_pkgs armv7l libcom_err libcom_err-devel zlib zlib-devel libopenssl libopenssl-devel krb5 krb5-devel libcurl libcurl-devel
 
 Inform "Initialize standard unified"
 fetch_tizen_pkgs_init standard unified
 Inform "fetch corefx packages"
-fetch_tizen_pkgs armv7l gssdp gssdp-devel
+fetch_tizen_pkgs armv7l gssdp gssdp-devel tizen-release
 
diff --git a/eng/common/darc-init.ps1 b/eng/common/darc-init.ps1
index dea7cdd90..8854d979f 100644
--- a/eng/common/darc-init.ps1
+++ b/eng/common/darc-init.ps1
@@ -11,10 +11,10 @@ function InstallDarcCli ($darcVersion) {
 
   $dotnetRoot = InitializeDotNetCli -install:$true
   $dotnet = "$dotnetRoot\dotnet.exe"
-  $toolList = Invoke-Expression "& `"$dotnet`" tool list -g"
+  $toolList = & "$dotnet" tool list -g
 
   if ($toolList -like "*$darcCliPackageName*") {
-    Invoke-Expression "& `"$dotnet`" tool uninstall $darcCliPackageName -g"
+    & "$dotnet" tool uninstall $darcCliPackageName -g
   }
 
   # If the user didn't explicitly specify the darc version,
@@ -22,12 +22,12 @@ function InstallDarcCli ($darcVersion) {
   if (-not $darcVersion) {
     $darcVersion = $(Invoke-WebRequest -Uri $versionEndpoint -UseBasicParsing).Content
   }
-  
+
   $arcadeServicesSource = 'https://dotnetfeed.blob.core.windows.net/dotnet-core/index.json'
 
   Write-Host "Installing Darc CLI version $darcVersion..."
   Write-Host "You may need to restart your command window if this is the first dotnet tool you have installed."
-  Invoke-Expression "& `"$dotnet`" tool install $darcCliPackageName --version $darcVersion --add-source '$arcadeServicesSource' -v $verbosity -g"
+  & "$dotnet" tool install $darcCliPackageName --version $darcVersion --add-source "$arcadeServicesSource" -v $verbosity -g
 }
 
 InstallDarcCli $darcVersion
diff --git a/eng/common/generate-graph-files.ps1 b/eng/common/generate-graph-files.ps1
index a05b84f79..b056e4c1a 100644
--- a/eng/common/generate-graph-files.ps1
+++ b/eng/common/generate-graph-files.ps1
@@ -25,7 +25,7 @@ function CheckExitCode ([string]$stage)
 
 try {
   Push-Location $PSScriptRoot
-    
+
   Write-Host "Installing darc..."
   . .\darc-init.ps1 -darcVersion $darcVersion
   CheckExitCode "Running darc-init"
@@ -40,9 +40,9 @@ try {
 
   $darcExe = "$env:USERPROFILE\.dotnet\tools"
   $darcExe = Resolve-Path "$darcExe\darc.exe"
-  
+
   Create-Directory $outputFolder
-  
+
   # Generate 3 graph descriptions:
   # 1. Flat with coherency information
   # 2. Graphviz (dot) file
@@ -51,26 +51,26 @@ try {
   $graphVizImageFilePath = "$outputFolder\graph.png"
   $normalGraphFilePath = "$outputFolder\graph-full.txt"
   $flatGraphFilePath = "$outputFolder\graph-flat.txt"
-  $baseOptions = "get-dependency-graph --github-pat $gitHubPat --azdev-pat $azdoPat --password $barToken"
-  
+  $baseOptions = @( "--github-pat", "$gitHubPat", "--azdev-pat", "$azdoPat", "--password", "$barToken" )
+
   if ($includeToolset) {
     Write-Host "Toolsets will be included in the graph..."
-    $baseOptions += " --include-toolset"
+    $baseOptions += @( "--include-toolset" )
   }
 
   Write-Host "Generating standard dependency graph..."
-  Invoke-Expression "& `"$darcExe`" $baseOptions --output-file $normalGraphFilePath"
+  & "$darcExe" get-dependency-graph @baseOptions --output-file $normalGraphFilePath
   CheckExitCode "Generating normal dependency graph"
 
   Write-Host "Generating flat dependency graph and graphviz file..."
-  Invoke-Expression "& `"$darcExe`" $baseOptions --flat --coherency --graphviz $graphVizFilePath --output-file $flatGraphFilePath"
+  & "$darcExe" get-dependency-graph @baseOptions --flat --coherency --graphviz $graphVizFilePath --output-file $flatGraphFilePath
   CheckExitCode "Generating flat and graphviz dependency graph"
 
   Write-Host "Generating graph image $graphVizFilePath"
   $dotFilePath = Join-Path $installBin "graphviz\$graphvizVersion\release\bin\dot.exe"
-  Invoke-Expression "& `"$dotFilePath`" -Tpng -o'$graphVizImageFilePath' `"$graphVizFilePath`""
+  & "$dotFilePath" -Tpng -o"$graphVizImageFilePath" "$graphVizFilePath"
   CheckExitCode "Generating graphviz image"
-  
+
   Write-Host "'$graphVizFilePath', '$flatGraphFilePath', '$normalGraphFilePath' and '$graphVizImageFilePath' created!"
 }
 catch {
diff --git a/eng/common/init-tools-native.ps1 b/eng/common/init-tools-native.ps1
index a4306bd37..9d18645f4 100644
--- a/eng/common/init-tools-native.ps1
+++ b/eng/common/init-tools-native.ps1
@@ -79,28 +79,27 @@ try {
     $NativeTools.PSObject.Properties | ForEach-Object {
       $ToolName = $_.Name
       $ToolVersion = $_.Value
-      $LocalInstallerCommand = $InstallerPath
-      $LocalInstallerCommand += " -ToolName $ToolName"
-      $LocalInstallerCommand += " -InstallPath $InstallBin"
-      $LocalInstallerCommand += " -BaseUri $BaseUri"
-      $LocalInstallerCommand += " -CommonLibraryDirectory $EngCommonBaseDir"
-      $LocalInstallerCommand += " -Version $ToolVersion"
+      $LocalInstallerArguments =  @{ ToolName = "$ToolName" }
+      $LocalInstallerArguments += @{ InstallPath = "$InstallBin" }
+      $LocalInstallerArguments += @{ BaseUri = "$BaseUri" }
+      $LocalInstallerArguments += @{ CommonLibraryDirectory = "$EngCommonBaseDir" }
+      $LocalInstallerArguments += @{ Version = "$ToolVersion" }
 
       if ($Verbose) {
-        $LocalInstallerCommand += " -Verbose"
+        $LocalInstallerArguments += @{ Verbose = $True }
       }
       if (Get-Variable 'Force' -ErrorAction 'SilentlyContinue') {
         if($Force) {
-          $LocalInstallerCommand += " -Force"
+          $LocalInstallerArguments += @{ Force = $True }
         }
       }
       if ($Clean) {
-        $LocalInstallerCommand += " -Clean"
+        $LocalInstallerArguments += @{ Clean = $True }
       }
 
       Write-Verbose "Installing $ToolName version $ToolVersion"
-      Write-Verbose "Executing '$LocalInstallerCommand'"
-      Invoke-Expression "$LocalInstallerCommand"
+      Write-Verbose "Executing '$InstallerPath $LocalInstallerArguments'"
+      & $InstallerPath @LocalInstallerArguments
       if ($LASTEXITCODE -Ne "0") {
         $errMsg = "$ToolName installation failed"
         if ((Get-Variable 'DoNotAbortNativeToolsInstallationOnFailure' -ErrorAction 'SilentlyContinue') -and $DoNotAbortNativeToolsInstallationOnFailure) {
diff --git a/eng/common/native/CommonLibrary.psm1 b/eng/common/native/CommonLibrary.psm1
index f286ae0cd..7a34c7e8a 100644
--- a/eng/common/native/CommonLibrary.psm1
+++ b/eng/common/native/CommonLibrary.psm1
@@ -209,7 +209,7 @@ function New-ScriptShim {
       Remove-Item (Join-Path $ShimDirectory "$ShimName.exe")
     }
 
-    Invoke-Expression "$ShimDirectory\WinShimmer\winshimmer.exe $ShimName $ToolFilePath $ShimDirectory"
+    & "$ShimDirectory\WinShimmer\winshimmer.exe" $ShimName $ToolFilePath $ShimDirectory
     return $True
   }
   catch {
diff --git a/eng/common/tools.ps1 b/eng/common/tools.ps1
index 538a0262b..1b9e2cd88 100644
--- a/eng/common/tools.ps1
+++ b/eng/common/tools.ps1
@@ -35,7 +35,7 @@
 # Specifies which msbuild engine to use for build: 'vs', 'dotnet' or unspecified (determined based on presence of tools.vs in global.json).
 [string]$msbuildEngine = if (Test-Path variable:msbuildEngine) { $msbuildEngine } else { $null }
 
-# True to attempt using .NET Core already that meets requirements specified in global.json 
+# True to attempt using .NET Core already that meets requirements specified in global.json
 # installed on the machine instead of downloading one.
 [bool]$useInstalledDotNetCli = if (Test-Path variable:useInstalledDotNetCli) { $useInstalledDotNetCli } else { $true }
 
@@ -76,7 +76,7 @@ function Exec-Process([string]$command, [string]$commandArgs) {
 
   $finished = $false
   try {
-    while (-not $process.WaitForExit(100)) { 
+    while (-not $process.WaitForExit(100)) {
       # Non-blocking loop done to allow ctr-c interrupts
     }
 
@@ -250,7 +250,7 @@ function InstallDotNet([string] $dotnetRoot, [string] $version, [string] $archit
 }
 
 #
-# Locates Visual Studio MSBuild installation. 
+# Locates Visual Studio MSBuild installation.
 # The preference order for MSBuild to use is as follows:
 #
 #   1. MSBuild from an active VS command prompt
@@ -267,7 +267,7 @@ function InitializeVisualStudioMSBuild([bool]$install, [object]$vsRequirements =
 
   if (!$vsRequirements) { $vsRequirements = $GlobalJson.tools.vs }
   $vsMinVersionStr = if ($vsRequirements.version) { $vsRequirements.version } else { "15.9" }
-  $vsMinVersion = [Version]::new($vsMinVersionStr) 
+  $vsMinVersion = [Version]::new($vsMinVersionStr)
 
   # Try msbuild command available in the environment.
   if ($env:VSINSTALLDIR -ne $null) {
@@ -316,7 +316,7 @@ function InitializeVisualStudioMSBuild([bool]$install, [object]$vsRequirements =
 function InitializeVisualStudioEnvironmentVariables([string] $vsInstallDir, [string] $vsMajorVersion) {
   $env:VSINSTALLDIR = $vsInstallDir
   Set-Item "env:VS$($vsMajorVersion)0COMNTOOLS" (Join-Path $vsInstallDir "Common7\Tools\")
-  
+
   $vsSdkInstallDir = Join-Path $vsInstallDir "VSSDK\"
   if (Test-Path $vsSdkInstallDir) {
     Set-Item "env:VSSDK$($vsMajorVersion)0Install" $vsSdkInstallDir
@@ -351,13 +351,13 @@ function InitializeXCopyMSBuild([string]$packageVersion, [bool]$install) {
 # Locates Visual Studio instance that meets the minimal requirements specified by tools.vs object in global.json.
 #
 # The following properties of tools.vs are recognized:
-#   "version": "{major}.{minor}"    
+#   "version": "{major}.{minor}"
 #       Two part minimal VS version, e.g. "15.9", "16.0", etc.
-#   "components": ["componentId1", "componentId2", ...] 
+#   "components": ["componentId1", "componentId2", ...]
 #       Array of ids of workload components that must be available in the VS instance.
 #       See e.g. https://docs.microsoft.com/en-us/visualstudio/install/workload-component-id-vs-enterprise?view=vs-2017
 #
-# Returns JSON describing the located VS instance (same format as returned by vswhere), 
+# Returns JSON describing the located VS instance (same format as returned by vswhere),
 # or $null if no instance meeting the requirements is found on the machine.
 #
 function LocateVisualStudio([object]$vsRequirements = $null){
@@ -378,7 +378,7 @@ function LocateVisualStudio([object]$vsRequirements = $null){
 
   if (!$vsRequirements) { $vsRequirements = $GlobalJson.tools.vs }
   $args = @("-latest", "-prerelease", "-format", "json", "-requires", "Microsoft.Component.MSBuild")
-  
+
   if (Get-Member -InputObject $vsRequirements -Name "version") {
     $args += "-version"
     $args += $vsRequirements.version
@@ -388,7 +388,7 @@ function LocateVisualStudio([object]$vsRequirements = $null){
     foreach ($component in $vsRequirements.components) {
       $args += "-requires"
       $args += $component
-    }    
+    }
   }
 
   $vsInfo =& $vsWhereExe $args | ConvertFrom-Json
@@ -445,7 +445,7 @@ function GetDefaultMSBuildEngine() {
   if (Get-Member -InputObject $GlobalJson.tools -Name "vs") {
     return "vs"
   }
-  
+
   if (Get-Member -InputObject $GlobalJson.tools -Name "dotnet") {
     return "dotnet"
   }
@@ -475,11 +475,13 @@ function GetSdkTaskProject([string]$taskName) {
 
 function InitializeNativeTools() {
   if (Get-Member -InputObject $GlobalJson -Name "native-tools") {
-    $nativeArgs=""
+    $nativeArgs= @{}
     if ($ci) {
-      $nativeArgs = "-InstallDirectory $ToolsDir"
+      $nativeArgs = @{
+        InstallDirectory = "$ToolsDir"
+      }
     }
-    Invoke-Expression "& `"$PSScriptRoot/init-tools-native.ps1`" $nativeArgs"
+    & "$PSScriptRoot/init-tools-native.ps1" @nativeArgs
   }
 }
 
@@ -573,8 +575,8 @@ function MSBuild-Core() {
 
   $cmdArgs = "$($buildTool.Command) /m /nologo /clp:Summary /v:$verbosity /nr:$nodeReuse /p:ContinuousIntegrationBuild=$ci"
 
-  if ($warnAsError) { 
-    $cmdArgs += " /warnaserror /p:TreatWarningsAsErrors=true" 
+  if ($warnAsError) {
+    $cmdArgs += " /warnaserror /p:TreatWarningsAsErrors=true"
   }
 
   foreach ($arg in $args) {
@@ -582,29 +584,29 @@ function MSBuild-Core() {
       $cmdArgs += " `"$arg`""
     }
   }
-  
+
   $exitCode = Exec-Process $buildTool.Path $cmdArgs
 
   if ($exitCode -ne 0) {
     Write-PipelineTaskError "Build failed."
 
     $buildLog = GetMSBuildBinaryLogCommandLineArgument $args
-    if ($buildLog -ne $null) {      
-      Write-Host "See log: $buildLog" -ForegroundColor DarkGray 
+    if ($buildLog -ne $null) {
+      Write-Host "See log: $buildLog" -ForegroundColor DarkGray
     }
 
     ExitWithExitCode $exitCode
   }
 }
 
-function GetMSBuildBinaryLogCommandLineArgument($arguments) {  
+function GetMSBuildBinaryLogCommandLineArgument($arguments) {
   foreach ($argument in $arguments) {
     if ($argument -ne $null) {
       $arg = $argument.Trim()
       if ($arg.StartsWith("/bl:", "OrdinalIgnoreCase")) {
         return $arg.Substring("/bl:".Length)
-      } 
-        
+      }
+
       if ($arg.StartsWith("/binaryLogger:", "OrdinalIgnoreCase")) {
         return $arg.Substring("/binaryLogger:".Length)
       }
diff --git a/eng/common/tools.sh b/eng/common/tools.sh
index fd26f6fbb..a8dffd345 100644
--- a/eng/common/tools.sh
+++ b/eng/common/tools.sh
@@ -221,7 +221,7 @@ function InitializeDotNetCli {
   export PATH="$dotnet_root:$PATH"
 
   if [[ $ci == true ]]; then
-    # Make Sure that our bootstrapped dotnet cli is avaliable in future steps of the Azure Pipelines build
+    # Make Sure that our bootstrapped dotnet cli is available in future steps of the Azure Pipelines build
     echo "##vso[task.prependpath]$dotnet_root"
     echo "##vso[task.setvariable variable=DOTNET_MULTILEVEL_LOOKUP]0"
     echo "##vso[task.setvariable variable=DOTNET_SKIP_FIRST_TIME_EXPERIENCE]1"
@@ -460,4 +460,4 @@ mkdir -p "$log_dir"
 if [[ $ci == true ]]; then
   export TEMP="$temp_dir"
   export TMP="$temp_dir"
-fi
\ No newline at end of file
+fi
diff --git a/global.json b/global.json
index 0419bea1a..2ec17260c 100644
--- a/global.json
+++ b/global.json
@@ -7,6 +7,6 @@
     "xcopy-msbuild": "15.9.0-alpha"
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "1.0.0-beta.19305.13"
+    "Microsoft.DotNet.Arcade.Sdk": "1.0.0-beta.19309.1"
   }
 }