diff --git a/AutomatedTesting/Gem/Editor/Scripts/__init__.py b/AutomatedTesting/Gem/Editor/Scripts/__init__.py
new file mode 100644
index 0000000000..79f8fa4422
--- /dev/null
+++ b/AutomatedTesting/Gem/Editor/Scripts/__init__.py
@@ -0,0 +1,10 @@
+"""
+All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
+its licensors.
+
+For complete copyright and license terms please see the LICENSE at the root of this
+distribution (the "License"). All use of this software is governed by the License,
+or, if provided, by the license below or the license accompanying this file. Do not
+remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+"""
diff --git a/AutomatedTesting/Gem/Editor/Scripts/bootstrap.py b/AutomatedTesting/Gem/Editor/Scripts/bootstrap.py
new file mode 100644
index 0000000000..e41f9c1767
--- /dev/null
+++ b/AutomatedTesting/Gem/Editor/Scripts/bootstrap.py
@@ -0,0 +1,13 @@
+"""
+All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
+its licensors.
+
+For complete copyright and license terms please see the LICENSE at the root of this
+distribution (the "License"). All use of this software is governed by the License,
+or, if provided, by the license below or the license accompanying this file. Do not
+remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+"""
+import sys, os
+sys.path.append(os.path.dirname(os.path.abspath(__file__)) + '/../../PythonTests')
+from PythonAssetBuilder import bootstrap_tests
diff --git a/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/AssetBuilder_test.py b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/AssetBuilder_test.py
new file mode 100644
index 0000000000..e914182542
--- /dev/null
+++ b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/AssetBuilder_test.py
@@ -0,0 +1,57 @@
+"""
+All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
+its licensors.
+
+For complete copyright and license terms please see the LICENSE at the root of this
+distribution (the "License"). All use of this software is governed by the License,
+or, if provided, by the license below or the license accompanying this file. Do not
+remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+"""
+#
+# This launches the AssetProcessor and Editor then attempts to find the expected
+# assets created by a Python Asset Builder and the output of a scene pipeline script
+#
+import sys
+import os
+import pytest
+import logging
+pytest.importorskip('ly_test_tools')
+
+import ly_test_tools.environment.file_system as file_system
+import ly_test_tools.log.log_monitor
+import ly_test_tools.environment.waiter as waiter
+
+@pytest.mark.SUITE_sandbox
+@pytest.mark.parametrize('launcher_platform', ['windows_editor'])
+@pytest.mark.parametrize('project', ['AutomatedTesting'])
+@pytest.mark.parametrize('level', ['auto_test'])
+class TestPythonAssetProcessing(object):
+    def test_DetectPythonCreatedAsset(self, request, editor, level, launcher_platform):
+        unexpected_lines = []
+        expected_lines = [
+            'Mock asset exists',
+            'Expected subId for asset (gem/pythontests/pythonassetbuilder/geom_group_fbx_cube_100cm_center.azmodel) found',
+            'Expected subId for asset (gem/pythontests/pythonassetbuilder/geom_group_fbx_cube_100cm_X_negative.azmodel) found',
+            'Expected subId for asset (gem/pythontests/pythonassetbuilder/geom_group_fbx_cube_100cm_X_positive.azmodel) found',
+            'Expected subId for asset (gem/pythontests/pythonassetbuilder/geom_group_fbx_cube_100cm_center.azmodel) found',
+            'Expected subId for asset (gem/pythontests/pythonassetbuilder/geom_group_fbx_cube_100cm_center.azmodel) found',
+            'Expected subId for asset (gem/pythontests/pythonassetbuilder/geom_group_fbx_cube_100cm_center.azmodel) found',
+            'Expected subId for asset (gem/pythontests/pythonassetbuilder/geom_group_fbx_cube_100cm_center.azmodel) found',
+            'Expected subId for asset (gem/pythontests/pythonassetbuilder/geom_group_fbx_cube_100cm_center.azmodel) found'
+        ]
+        timeout = 180
+        halt_on_unexpected = False
+        test_directory = os.path.join(os.path.dirname(__file__))
+        testFile = os.path.join(test_directory, 'AssetBuilder_test_case.py')
+        editor.args.extend(['-NullRenderer', "--skipWelcomeScreenDialog", "--autotest_mode", "--runpythontest", testFile])
+
+        with editor.start():
+            editorlog_file = os.path.join(editor.workspace.paths.project_log(), 'Editor.log')
+            log_monitor = ly_test_tools.log.log_monitor.LogMonitor(editor, editorlog_file)
+            waiter.wait_for(
+                lambda: editor.is_alive(),
+                timeout,
+                exc=("Log file '{}' was never opened by another process.".format(editorlog_file)),
+                interval=1)
+            log_monitor.monitor_log_for_lines(expected_lines, unexpected_lines, halt_on_unexpected, timeout)
diff --git a/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/AssetBuilder_test_case.py b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/AssetBuilder_test_case.py
new file mode 100644
index 0000000000..608c2d224d
--- /dev/null
+++ b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/AssetBuilder_test_case.py
@@ -0,0 +1,52 @@
+"""
+All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
+its licensors.
+
+For complete copyright and license terms please see the LICENSE at the root of this
+distribution (the "License"). All use of this software is governed by the License,
+or, if provided, by the license below or the license accompanying this file. Do not
+remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+"""
+import azlmbr.bus
+import azlmbr.asset
+import azlmbr.editor
+import azlmbr.math
+import azlmbr.legacy.general
+
+def raise_and_stop(msg):
+    print (msg)
+    azlmbr.editor.EditorToolsApplicationRequestBus(azlmbr.bus.Broadcast, 'ExitNoPrompt')
+
+# These tests are meant to check that the test_asset.mock source asset turned into
+# a test_asset.mock_asset product asset via the Python asset builder system
+mockAssetType = azlmbr.math.Uuid_CreateString('{9274AD17-3212-4651-9F3B-7DCCB080E467}', 0)
+mockAssetPath = 'gem/pythontests/pythonassetbuilder/test_asset.mock_asset'
+assetId = azlmbr.asset.AssetCatalogRequestBus(azlmbr.bus.Broadcast, 'GetAssetIdByPath', mockAssetPath, mockAssetType, False)
+if (assetId.is_valid() is False):
+    raise_and_stop(f'Mock AssetId is not valid!')
+
+if (assetId.to_string().endswith(':54c06b89') is False):
+    raise_and_stop(f'Mock AssetId has unexpected sub-id for {mockAssetPath}!')
+
+print ('Mock asset exists')
+
+# These tests detect if the geom_group.fbx file turns into a number of azmodel product assets
+def test_azmodel_product(generatedModelAssetPath, expectedSubId):
+    azModelAssetType = azlmbr.math.Uuid_CreateString('{2C7477B6-69C5-45BE-8163-BCD6A275B6D8}', 0)
+    assetId = azlmbr.asset.AssetCatalogRequestBus(azlmbr.bus.Broadcast, 'GetAssetIdByPath', generatedModelAssetPath, azModelAssetType, False)
+    assetIdString = assetId.to_string()
+    if (assetIdString.endswith(':' + expectedSubId) is False):
+        raise_and_stop(f'Asset has unexpected asset ID ({assetIdString}) for ({generatedModelAssetPath})!')
+    else:
+        print(f'Expected subId for asset ({generatedModelAssetPath}) found')
+
+test_azmodel_product('gem/pythontests/pythonassetbuilder/geom_group_fbx_cube_100cm_center.azmodel', '10412075')
+test_azmodel_product('gem/pythontests/pythonassetbuilder/geom_group_fbx_cube_100cm_X_positive.azmodel', '10d16e68')
+test_azmodel_product('gem/pythontests/pythonassetbuilder/geom_group_fbx_cube_100cm_X_negative.azmodel', '10a71973')
+test_azmodel_product('gem/pythontests/pythonassetbuilder/geom_group_fbx_cube_100cm_Y_positive.azmodel', '10130556')
+test_azmodel_product('gem/pythontests/pythonassetbuilder/geom_group_fbx_cube_100cm_Y_negative.azmodel', '1065724d')
+test_azmodel_product('gem/pythontests/pythonassetbuilder/geom_group_fbx_cube_100cm_Z_positive.azmodel', '1024be55')
+test_azmodel_product('gem/pythontests/pythonassetbuilder/geom_group_fbx_cube_100cm_Z_negative.azmodel', '1052c94e')
+
+azlmbr.editor.EditorToolsApplicationRequestBus(azlmbr.bus.Broadcast, 'ExitNoPrompt')
diff --git a/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/__init__.py b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/__init__.py
new file mode 100644
index 0000000000..6ed3dc4bda
--- /dev/null
+++ b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/__init__.py
@@ -0,0 +1,10 @@
+"""
+All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
+its licensors.
+
+For complete copyright and license terms please see the LICENSE at the root of this
+distribution (the "License"). All use of this software is governed by the License,
+or, if provided, by the license below or the license accompanying this file. Do not
+remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+"""
\ No newline at end of file
diff --git a/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/bootstrap_tests.py b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/bootstrap_tests.py
new file mode 100644
index 0000000000..9e7b738a4d
--- /dev/null
+++ b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/bootstrap_tests.py
@@ -0,0 +1,17 @@
+"""
+All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
+its licensors.
+
+For complete copyright and license terms please see the LICENSE at the root of this
+distribution (the "License"). All use of this software is governed by the License,
+or, if provided, by the license below or the license accompanying this file. Do not
+remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+"""
+import os
+import sys
+try:
+    sys.path.append(os.path.dirname(os.path.abspath(__file__)))
+    import mock_asset_builder
+except:
+    print ('skipping asset builder testing via mock_asset_builder')
diff --git a/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/export_chunks_builder.py b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/export_chunks_builder.py
new file mode 100644
index 0000000000..ad68a486b1
--- /dev/null
+++ b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/export_chunks_builder.py
@@ -0,0 +1,88 @@
+"""
+All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
+its licensors.
+
+For complete copyright and license terms please see the LICENSE at the root of this
+distribution (the "License"). All use of this software is governed by the License,
+or, if provided, by the license below or the license accompanying this file. Do not
+remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+"""
+import uuid,  os
+import azlmbr.scene as sceneApi
+import azlmbr.scene.graph
+from scene_api import scene_data as sceneData
+
+def get_mesh_node_names(sceneGraph):
+    meshDataList = []
+    node = sceneGraph.get_root()
+    children = []
+
+    while node.IsValid():
+        # store children to process after siblings
+        if sceneGraph.has_node_child(node):
+            children.append(sceneGraph.get_node_child(node))
+
+        # store any node that has mesh data content
+        nodeContent = sceneGraph.get_node_content(node)
+        if nodeContent is not None and nodeContent.CastWithTypeName('MeshData'):
+            if sceneGraph.is_node_end_point(node) is False:
+                meshDataList.append(sceneData.SceneGraphName(sceneGraph.get_node_name(node)))
+
+        # advance to next node
+        if sceneGraph.has_node_sibling(node):
+            node = sceneGraph.get_node_sibling(node)
+        elif children:
+            node = children.pop()
+        else:
+            node = azlmbr.scene.graph.NodeIndex()
+
+    return meshDataList
+
+def update_manifest(scene):
+    graph = sceneData.SceneGraph(scene.graph)
+    meshNameList = get_mesh_node_names(graph)
+    sceneManifest = sceneData.SceneManifest()
+    sourceFilenameOnly = os.path.basename(scene.sourceFilename)
+    sourceFilenameOnly = sourceFilenameOnly.replace('.','_')
+
+    for activeMeshIndex in range(len(meshNameList)):
+        chunkName = meshNameList[activeMeshIndex]
+        chunkPath = chunkName.get_path()
+        meshGroupName = '{}_{}'.format(sourceFilenameOnly, chunkName.get_name())
+        meshGroup = sceneManifest.add_mesh_group(meshGroupName)
+        meshGroup['id'] = '{' + str(uuid.uuid5(uuid.NAMESPACE_DNS, sourceFilenameOnly + chunkPath)) + '}'
+        sceneManifest.mesh_group_add_comment(meshGroup, 'auto generated by scene manifest')
+        sceneManifest.mesh_group_add_advanced_coordinate_system(meshGroup, None, None, None, 1.0)
+
+        # create selection node list
+        pathSet = set()
+        for meshIndex in range(len(meshNameList)):
+            targetPath = meshNameList[meshIndex].get_path()
+            if (activeMeshIndex == meshIndex):
+                sceneManifest.mesh_group_select_node(meshGroup, targetPath)
+            else:
+                if targetPath not in pathSet:
+                    pathSet.update(targetPath)
+                    sceneManifest.mesh_group_unselect_node(meshGroup, targetPath)
+
+    return sceneManifest.export()
+
+mySceneJobHandler = None
+
+def on_update_manifest(args):
+    scene = args[0]
+    result = update_manifest(scene)
+    global mySceneJobHandler
+    mySceneJobHandler.disconnect()
+    mySceneJobHandler = None
+    return result
+
+def main():
+    global mySceneJobHandler
+    mySceneJobHandler = sceneApi.ScriptBuildingNotificationBusHandler()
+    mySceneJobHandler.connect()
+    mySceneJobHandler.add_callback('OnUpdateManifest', on_update_manifest)
+
+if __name__ == "__main__":
+    main()
diff --git a/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/geom_group.fbx b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/geom_group.fbx
new file mode 100644
index 0000000000..8945a5505a
--- /dev/null
+++ b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/geom_group.fbx
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:66d38948309ef273adf74b63eaa38f8fc2e2bdfbab3933d2ee082ce6a8cb108e
+size 30496
diff --git a/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/geom_group.fbx.assetinfo b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/geom_group.fbx.assetinfo
new file mode 100644
index 0000000000..707c6f3705
--- /dev/null
+++ b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/geom_group.fbx.assetinfo
@@ -0,0 +1,9 @@
+{
+    "values":
+    [
+        {
+            "$type": "ScriptProcessorRule",
+            "scriptFilename": "Gem/PythonTests/PythonAssetBuilder/export_chunks_builder.py"
+        }
+    ]
+}
diff --git a/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/mock_asset_builder.py b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/mock_asset_builder.py
new file mode 100644
index 0000000000..00a656abd0
--- /dev/null
+++ b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/mock_asset_builder.py
@@ -0,0 +1,121 @@
+"""
+All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
+its licensors.
+
+For complete copyright and license terms please see the LICENSE at the root of this
+distribution (the "License"). All use of this software is governed by the License,
+or, if provided, by the license below or the license accompanying this file. Do not
+remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+"""
+import azlmbr.asset
+import azlmbr.asset.builder
+import azlmbr.bus
+import azlmbr.math
+import os, traceback, binascii, sys
+
+jobKeyName = 'Mock Asset'
+
+def log_exception_traceback():
+    exc_type, exc_value, exc_tb = sys.exc_info()
+    data = traceback.format_exception(exc_type, exc_value, exc_tb)
+    print(str(data))
+
+# creates a single job to compile for each platform
+def create_jobs(request):
+    # create job descriptor for each platform
+    jobDescriptorList = []
+    for platformInfo in request.enabledPlatforms:
+        jobDesc = azlmbr.asset.builder.JobDescriptor()
+        jobDesc.jobKey = jobKeyName
+        jobDesc.set_platform_identifier(platformInfo.identifier)
+        jobDescriptorList.append(jobDesc)
+
+    response = azlmbr.asset.builder.CreateJobsResponse()
+    response.result = azlmbr.asset.builder.CreateJobsResponse_ResultSuccess
+    response.createJobOutputs = jobDescriptorList
+    return response
+
+def on_create_jobs(args):
+    try:
+        request = args[0]
+        return create_jobs(request)
+    except:
+        log_exception_traceback()
+    # returing back a default CreateJobsResponse() records an asset error
+    return azlmbr.asset.builder.CreateJobsResponse()
+
+def process_file(request):
+    # prepare output folder
+    basePath, _ = os.path.split(request.sourceFile)
+    outputPath = os.path.join(request.tempDirPath, basePath)
+    os.makedirs(outputPath, exist_ok=True)
+
+    # write out a mock file
+    basePath, sourceFile = os.path.split(request.sourceFile)
+    mockFilename = os.path.splitext(sourceFile)[0] + '.mock_asset'
+    mockFilename = os.path.join(basePath, mockFilename)
+    mockFilename = mockFilename.replace('\\', '/').lower()
+    tempFilename = os.path.join(request.tempDirPath, mockFilename)
+
+    # write out a tempFilename like a JSON or something?
+    fileOutput = open(tempFilename, "w")
+    fileOutput.write('{}')
+    fileOutput.close()
+
+    # generate a product asset file entry
+    subId = binascii.crc32(mockFilename.encode())
+    mockAssetType = azlmbr.math.Uuid_CreateString('{9274AD17-3212-4651-9F3B-7DCCB080E467}', 0)
+    product = azlmbr.asset.builder.JobProduct(mockFilename, mockAssetType, subId)
+    product.dependenciesHandled = True
+    productOutputs = []
+    productOutputs.append(product)
+
+    # fill out response object
+    response = azlmbr.asset.builder.ProcessJobResponse()
+    response.outputProducts = productOutputs
+    response.resultCode = azlmbr.asset.builder.ProcessJobResponse_Success
+    response.dependenciesHandled = True
+    return response
+
+# using the incoming 'request' find the type of job via 'jobKey' to determine what to do
+def on_process_job(args):
+    try:
+        request = args[0]
+        if (request.jobDescription.jobKey.startswith(jobKeyName)):
+            return process_file(request)
+    except:
+        log_exception_traceback()
+    # returning back an empty ProcessJobResponse() will record an error
+    return azlmbr.asset.builder.ProcessJobResponse()
+
+# register asset builder
+def register_asset_builder(busId):
+    assetPattern = azlmbr.asset.builder.AssetBuilderPattern()
+    assetPattern.pattern = '*.mock'
+    assetPattern.type = azlmbr.asset.builder.AssetBuilderPattern_Wildcard
+
+    builderDescriptor = azlmbr.asset.builder.AssetBuilderDesc()
+    builderDescriptor.name = "Mock Builder"
+    builderDescriptor.patterns = [assetPattern]
+    builderDescriptor.busId = busId
+    builderDescriptor.version = 1
+
+    outcome = azlmbr.asset.builder.PythonAssetBuilderRequestBus(azlmbr.bus.Broadcast, 'RegisterAssetBuilder', builderDescriptor)
+    if outcome.IsSuccess():
+        # created the asset builder to hook into the notification bus
+        handler = azlmbr.asset.builder.PythonBuilderNotificationBusHandler()
+        handler.connect(busId)
+        handler.add_callback('OnCreateJobsRequest', on_create_jobs)
+        handler.add_callback('OnProcessJobRequest', on_process_job)
+        return handler
+
+# create the asset builder handler
+busIdString = '{CF5C74C1-9ED4-5851-95B1-0B15090DBEC7}'
+busId = azlmbr.math.Uuid_CreateString(busIdString, 0)
+handler = None
+try:
+    handler = register_asset_builder(busId)
+except:
+    handler = None
+    log_exception_traceback()
diff --git a/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/test_asset.mock b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/test_asset.mock
new file mode 100644
index 0000000000..6d6a52e643
--- /dev/null
+++ b/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/test_asset.mock
@@ -0,0 +1 @@
+mock data
\ No newline at end of file
diff --git a/Gems/PythonAssetBuilder/Editor/Scripts/scene_api/scene_data.py b/Gems/PythonAssetBuilder/Editor/Scripts/scene_api/scene_data.py
index 7db3daa276..4583262b25 100755
--- a/Gems/PythonAssetBuilder/Editor/Scripts/scene_api/scene_data.py
+++ b/Gems/PythonAssetBuilder/Editor/Scripts/scene_api/scene_data.py
@@ -114,12 +114,17 @@ class SceneManifest():
     def mesh_group_unselect_node(self, meshGroup, nodeName):
         meshGroup['nodeSelectionList']['unselectedNodes'].append(nodeName)
 
-    def mesh_group_set_origin(self, meshGroup, originNodeName, x, y, z, scale):
+    def mesh_group_add_advanced_coordinate_system(self, meshGroup, originNodeName, translation, rotation, scale):
         originRule =  {}
-        originRule['$type'] = 'OriginRule'
-        originRule['originNodeName'] = 'World' if originNodeName is None else originNodeName
-        originRule['translation'] = [x, y, z]
-        originRule['scale'] = scale
+        originRule['$type'] = 'CoordinateSystemRule'
+        originRule['useAdvancedData'] = True
+        originRule['originNodeName'] = '' if originNodeName is None else originNodeName
+        if translation is not None:
+            originRule['translation'] = translation
+        if rotation is not None:
+            originRule['rotation'] = rotation
+        if scale != 1.0:
+            originRule['scale'] = scale
         meshGroup['rules']['rules'].append(originRule)
 
     def mesh_group_add_comment(self, meshGroup, comment):