diff --git a/Code/Editor/Platform/Common/MSVC/editor_lib_msvc.cmake b/Code/Editor/Platform/Common/MSVC/editor_lib_msvc.cmake
index cd72cfb3d8..7a325ca97e 100644
--- a/Code/Editor/Platform/Common/MSVC/editor_lib_msvc.cmake
+++ b/Code/Editor/Platform/Common/MSVC/editor_lib_msvc.cmake
@@ -5,8 +5,3 @@
 # SPDX-License-Identifier: Apache-2.0 OR MIT
 #
 #
-ly_add_source_properties(
-    SOURCES MainWindow.cpp CryEdit.cpp
-    PROPERTY COMPILE_OPTIONS
-    VALUES -bigobj
-)
diff --git a/Code/Framework/AzToolsFramework/CMakeLists.txt b/Code/Framework/AzToolsFramework/CMakeLists.txt
index 62f4f43d93..2754dd19eb 100644
--- a/Code/Framework/AzToolsFramework/CMakeLists.txt
+++ b/Code/Framework/AzToolsFramework/CMakeLists.txt
@@ -20,7 +20,6 @@ ly_add_target(
         AzToolsFramework/aztoolsframework_files.cmake
         AzToolsFramework/aztoolsframework_${PAL_PLATFORM_NAME_LOWERCASE}_files.cmake
         Platform/${PAL_PLATFORM_NAME}/platform_${PAL_PLATFORM_NAME_LOWERCASE}_files.cmake
-        Platform/Common/${PAL_TRAIT_COMPILER_ID}/aztoolsframework_${PAL_TRAIT_COMPILER_ID_LOWERCASE}.cmake
     INCLUDE_DIRECTORIES
         PUBLIC
             .
diff --git a/Code/Framework/AzToolsFramework/Platform/Common/Clang/aztoolsframework_clang.cmake b/Code/Framework/AzToolsFramework/Platform/Common/Clang/aztoolsframework_clang.cmake
deleted file mode 100644
index 7a325ca97e..0000000000
--- a/Code/Framework/AzToolsFramework/Platform/Common/Clang/aztoolsframework_clang.cmake
+++ /dev/null
@@ -1,7 +0,0 @@
-#
-# Copyright (c) Contributors to the Open 3D Engine Project.
-# For complete copyright and license terms please see the LICENSE at the root of this distribution.
-#
-# SPDX-License-Identifier: Apache-2.0 OR MIT
-#
-#
diff --git a/Code/Framework/AzToolsFramework/Platform/Common/MSVC/aztoolsframework_msvc.cmake b/Code/Framework/AzToolsFramework/Platform/Common/MSVC/aztoolsframework_msvc.cmake
deleted file mode 100644
index 1a34f54a63..0000000000
--- a/Code/Framework/AzToolsFramework/Platform/Common/MSVC/aztoolsframework_msvc.cmake
+++ /dev/null
@@ -1,13 +0,0 @@
-#
-# Copyright (c) Contributors to the Open 3D Engine Project.
-# For complete copyright and license terms please see the LICENSE at the root of this distribution.
-#
-# SPDX-License-Identifier: Apache-2.0 OR MIT
-#
-#
-
-ly_add_source_properties(
-    SOURCES AzToolsFramework/Application/ToolsApplication.cpp
-    PROPERTY COMPILE_OPTIONS
-    VALUES -bigobj
-)
diff --git a/Gems/PythonAssetBuilder/Code/Source/Platform/Common/MSVC/pythonassetbuilder_tests_msvc.cmake b/Gems/PythonAssetBuilder/Code/Source/Platform/Common/MSVC/pythonassetbuilder_tests_msvc.cmake
index b2c4543e99..7a325ca97e 100644
--- a/Gems/PythonAssetBuilder/Code/Source/Platform/Common/MSVC/pythonassetbuilder_tests_msvc.cmake
+++ b/Gems/PythonAssetBuilder/Code/Source/Platform/Common/MSVC/pythonassetbuilder_tests_msvc.cmake
@@ -5,13 +5,3 @@
 # SPDX-License-Identifier: Apache-2.0 OR MIT
 #
 #
-
-ly_add_source_properties(
-    SOURCES
-        Tests/PythonAssetBuilderTest.cpp
-        Tests/PythonBuilderRegisterTest.cpp
-        Tests/PythonBuilderCreateJobsTest.cpp
-        Tests/PythonBuilderProcessJobTest.cpp
-    PROPERTY COMPILE_OPTIONS
-    VALUES -bigobj
-)
diff --git a/Gems/ScriptCanvasTesting/Code/CMakeLists.txt b/Gems/ScriptCanvasTesting/Code/CMakeLists.txt
index 23c9627e83..29360912d8 100644
--- a/Gems/ScriptCanvasTesting/Code/CMakeLists.txt
+++ b/Gems/ScriptCanvasTesting/Code/CMakeLists.txt
@@ -87,8 +87,6 @@ if(PAL_TRAIT_BUILD_TESTS_SUPPORTED)
         NAMESPACE Gem
         FILES_CMAKE
             scriptcanvastestingeditor_tests_files.cmake
-        PLATFORM_INCLUDE_FILES
-            Platform/Common/${PAL_TRAIT_COMPILER_ID}/scriptcanvastesting_editor_tests_${PAL_TRAIT_COMPILER_ID_LOWERCASE}.cmake
         INCLUDE_DIRECTORIES
             PRIVATE
                 .
diff --git a/Gems/ScriptCanvasTesting/Code/Platform/Common/Clang/scriptcanvastesting_editor_tests_clang.cmake b/Gems/ScriptCanvasTesting/Code/Platform/Common/Clang/scriptcanvastesting_editor_tests_clang.cmake
deleted file mode 100644
index 7a325ca97e..0000000000
--- a/Gems/ScriptCanvasTesting/Code/Platform/Common/Clang/scriptcanvastesting_editor_tests_clang.cmake
+++ /dev/null
@@ -1,7 +0,0 @@
-#
-# Copyright (c) Contributors to the Open 3D Engine Project.
-# For complete copyright and license terms please see the LICENSE at the root of this distribution.
-#
-# SPDX-License-Identifier: Apache-2.0 OR MIT
-#
-#
diff --git a/Gems/ScriptCanvasTesting/Code/Platform/Common/MSVC/scriptcanvastesting_editor_tests_msvc.cmake b/Gems/ScriptCanvasTesting/Code/Platform/Common/MSVC/scriptcanvastesting_editor_tests_msvc.cmake
deleted file mode 100644
index 3ea56febcb..0000000000
--- a/Gems/ScriptCanvasTesting/Code/Platform/Common/MSVC/scriptcanvastesting_editor_tests_msvc.cmake
+++ /dev/null
@@ -1,28 +0,0 @@
-#
-# Copyright (c) Contributors to the Open 3D Engine Project.
-# For complete copyright and license terms please see the LICENSE at the root of this distribution.
-#
-# SPDX-License-Identifier: Apache-2.0 OR MIT
-#
-#
-
-ly_add_source_properties(
-    SOURCES
-        Source/Framework/ScriptCanvasTestUtilities.cpp
-        Tests/ScriptCanvas_BehaviorContext.cpp
-        Tests/ScriptCanvas_ContainerSupport.cpp
-        Tests/ScriptCanvas_Core.cpp
-        Tests/ScriptCanvas_EventHandlers.cpp
-        Tests/ScriptCanvas_Math.cpp
-        Tests/ScriptCanvas_MethodOverload.cpp
-        Tests/ScriptCanvas_NodeGenerics.cpp
-        Tests/ScriptCanvas_Regressions.cpp
-        Tests/ScriptCanvas_RuntimeInterpreted.cpp
-        Tests/ScriptCanvas_Slots.cpp
-        Tests/ScriptCanvas_StringNodes.cpp
-        Tests/ScriptCanvas_UnitTesting.cpp
-        Tests/ScriptCanvas_Variables.cpp
-        Tests/ScriptCanvas_VM.cpp
-    PROPERTY COMPILE_OPTIONS
-    VALUES -bigobj
-)