diff --git a/geos_ats_package/geos_ats/baseline_io.py b/geos_ats_package/geos_ats/baseline_io.py
index d554800..c8e7127 100644
--- a/geos_ats_package/geos_ats/baseline_io.py
+++ b/geos_ats_package/geos_ats/baseline_io.py
@@ -2,6 +2,8 @@
 import logging
 import tempfile
 import shutil
+import yaml
+import time
 from google.cloud import storage
 
 logger = logging.getLogger( 'geos_ats' )
@@ -42,16 +44,14 @@ def download_baselines( bucket_name, blob_name, baseline_path, force_redownload=
         logger.info( 'Downloading baselines...' )
         tmpdir = tempfile.TemporaryDirectory()
         archive_name = os.path.join( tmpdir.name, 'baselines.tar.gz' )
-        bucket = storage_client.bucket( bucket_name )
+        client = storage.Client()
+        bucket = client.bucket( bucket_name )
         blob = bucket.blob( blob_name )
         blob.download_to_filename( archive_name )
 
         # Unpack new baselines
         logger.info( 'Unpacking baselines...' )
         shutil.unpack_archive( archive_name, baseline_path, format='gztar' )
-        with open( status_path, 'w' ) as f:
-            f.write( blob_name )
-
         logger.info( 'Finished fetching baselines!' )
 
     except Exception as e:
@@ -92,7 +92,8 @@ def upload_baselines( bucket_name, blob_name, baseline_path ):
         shutil.make_archive( archive_name, format='gztar', base_dir=baseline_path )
 
         logger.info( 'Uploading baseline files...' )
-        bucket = storage_client.bucket( bucket_name )
+        client = storage.Client()
+        bucket = client.bucket( bucket_name )
         blob = bucket.blob( blob_name )
         blob.upload_from_filename( archive_name, if_generation_match=0 )
         logger.info( 'Finished uploading baselines!' )
@@ -104,3 +105,49 @@ def upload_baselines( bucket_name, blob_name, baseline_path ):
         # Reset the local blob name
         with open( status_path, 'w' ) as f:
             f.write( last_blob_name )
+
+
+def manage_baselines( options ):
+    """
+    Manage the integrated test baselines
+    """
+    # Check for integrated test yaml file
+    test_yaml = ''
+    if options.integrateTestsYAML:
+        test_yaml = options.integrateTestsYAML
+    else:
+        os.path.join( options.geos_bin_dir ), '..', '..', '.integrated_tests.yaml'
+
+    if not os.path.isfile( test_yaml ):
+        raise Exception( f'Could not find the integrated test yaml file: {test_yaml}' )
+
+    test_options = yaml.load( open( test_yaml ) )
+    baseline_options = test_options.get( 'baselines', {} )
+    for k in [ 'bucket', 'latest' ]:
+        if k not in baseline_options:
+            raise Exception(
+                f'Required information (baselines/{k}) missing from integrated test yaml file: {test_yaml}' )
+
+    # Manage baselines
+    if options.action == 'upload_baselines':
+        if os.path.isdir( options.baselineDir ):
+            epoch = int( time.time() )
+            upload_name = f'integrated_test_baseline_{epoch}.tar.gz'
+            upload_baselines( baseline_options[ 'bucket' ], upload_name, options.baselineDir )
+
+            # Update the test config file
+            baseline_options[ 'latest' ] = upload_name
+            with open( test_yaml, 'w' ) as f:
+                yaml.dump( baseline_options, f )
+            quit()
+        else:
+            raise Exception( f'Could not find the requested baselines to upload: {options.baselineDir}' )
+
+    download_baselines( baseline_options[ 'bucket' ], baseline_options[ 'latest' ], options.baselineDir )
+
+    # Cleanup
+    if not os.path.isdir( options.baselineDir ):
+        raise Exception( f'Could not find the specified baseline directory: {options.baselineDir}' )
+
+    if options.action == 'download_baselines':
+        quit()
diff --git a/geos_ats_package/geos_ats/command_line_parsers.py b/geos_ats_package/geos_ats/command_line_parsers.py
index 09ead6f..d39720f 100644
--- a/geos_ats_package/geos_ats/command_line_parsers.py
+++ b/geos_ats_package/geos_ats/command_line_parsers.py
@@ -17,6 +17,8 @@
     "rebaseline": "rebaseline the testcases from a previous run.",
     "rebaselinefailed": "rebaseline only failed testcases from a previous run.",
     "report": "generate a text or html report, see config for the reporting options.",
+    "upload_baselines": "Upload baselines to bucket",
+    "download_baselines": "Download baselines from bucket",
 }
 
 check_options = {
@@ -46,6 +48,8 @@ def build_command_line_parser():
 
     parser.add_argument( "-b", "--baselineDir", type=str, help="Root baseline directory" )
 
+    parser.add_argument( "-y", "--integrateTestsYAML", type=str, help="Baseline bucket name", default='' )
+
     action_names = ','.join( action_options.keys() )
     parser.add_argument( "-a", "--action", type=str, default="run", help=f"Test actions options ({action_names})" )
 
diff --git a/geos_ats_package/geos_ats/main.py b/geos_ats_package/geos_ats/main.py
index 42e43c1..5de47bc 100644
--- a/geos_ats_package/geos_ats/main.py
+++ b/geos_ats_package/geos_ats/main.py
@@ -5,7 +5,7 @@
 import subprocess
 import time
 import logging
-from geos_ats import command_line_parsers
+from geos_ats import command_line_parsers, baseline_io
 
 test_actions = ( "run", "rerun", "check", "continue" )
 report_actions = ( "run", "rerun", "report", "continue" )
@@ -292,6 +292,7 @@ def main():
     os.chdir( ats_root_dir )
     os.makedirs( options.workingDir, exist_ok=True )
     create_log_directory( options )
+    baseline_io.manage_baselines( options )
 
     # Check the test configuration
     from geos_ats import configuration_record
diff --git a/geos_ats_package/setup.cfg b/geos_ats_package/setup.cfg
index 2d64f43..d2e7859 100644
--- a/geos_ats_package/setup.cfg
+++ b/geos_ats_package/setup.cfg
@@ -17,6 +17,8 @@ install_requires =
     numpy
     lxml
     tabulate
+    pyyaml
+    google-cloud
     ats @ https://github.com/LLNL/ATS/archive/refs/tags/7.0.105.tar.gz
 python_requires = >=3.7