diff --git a/oamapps/postConfigure/postConfigure.cpp b/oamapps/postConfigure/postConfigure.cpp
index be02a8be7..a2c73e814 100644
--- a/oamapps/postConfigure/postConfigure.cpp
+++ b/oamapps/postConfigure/postConfigure.cpp
@@ -5429,6 +5429,12 @@ bool storageSetup(bool amazonInstall)
         hdfs = false;
         sysConfig->setConfig("StorageManager", "Enabled", "Y");
         sysConfig->setConfig("SystemConfig", "DataFilePlugin", "libcloudio.so");
+        // Verify S3 Configuration settings
+        if (system("testS3Connection"))
+        {
+            cout << "ERROR: S3Storage Configuration check failed. Verify storagemanager.cnf settings and rerun postConfigure." << endl;
+            return false;
+        }
     }
     else
     {
diff --git a/storage-manager/CMakeLists.txt b/storage-manager/CMakeLists.txt
index 6be5a3b9e..b6644f1e2 100755
--- a/storage-manager/CMakeLists.txt
+++ b/storage-manager/CMakeLists.txt
@@ -75,6 +75,11 @@ target_compile_definitions(unit_tests PUBLIC BOOST_NO_CXX11_SCOPED_ENUMS)
 target_link_libraries(unit_tests storagemanager)
 set_property(TARGET unit_tests PROPERTY CXX_STANDARD 11)
 
+add_executable(testS3Connection src/testS3Connection.cpp)
+target_compile_definitions(testS3Connection PUBLIC BOOST_NO_CXX11_SCOPED_ENUMS)
+target_link_libraries(testS3Connection storagemanager)
+set_property(TARGET testS3Connection PROPERTY CXX_STANDARD 11)
+
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${TMPDIR})
 
 add_custom_command(
@@ -129,7 +134,7 @@ install(TARGETS storagemanager
     COMPONENT columnstore-platform
 )
 
-install(TARGETS StorageManager smcat smput smls smrm
+install(TARGETS StorageManager smcat smput smls smrm testS3Connection
     RUNTIME DESTINATION ${ENGINE_BINDIR}
     COMPONENT columnstore-platform
 )
diff --git a/storage-manager/src/testS3Connection.cpp b/storage-manager/src/testS3Connection.cpp
new file mode 100644
index 000000000..aa0071d1b
--- /dev/null
+++ b/storage-manager/src/testS3Connection.cpp
@@ -0,0 +1,68 @@
+/* Copyright (C) 2020 MariaDB Corporation
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License
+   as published by the Free Software Foundation; version 2 of
+   the License.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+   MA 02110-1301, USA. */
+
+#include "S3Storage.h"
+
+#include <iostream>
+#include <stdlib.h>
+#include <unistd.h>
+
+using namespace storagemanager;
+using namespace std;
+
+void printUsage() {
+    cout << "MariaDB Columnstore Storage Manager Test Configuration Connectivity.\n"  << endl;
+    cout << "Usage: testS3Connection \n"  << endl;
+    cout << "Returns Success=0 Failure=1\n"  << endl;
+}
+int s3TestConnection()
+{
+    S3Storage* s3 = NULL;
+    int ret = 0;
+    try
+    {
+        S3Storage* s3 = new S3Storage();
+        cout << "S3 Storage Manager Configuration OK" << endl;
+        delete s3;
+    }
+    catch (exception &e)
+    {
+        cout << "S3 Storage Manager Configuration Error:" << endl;
+        cout << e.what() << endl;
+        if (s3)
+            delete s3;
+        ret = 1;
+    }
+    return ret;
+}
+
+int main(int argc, char* argv[])
+{
+    int option;
+    while ((option = getopt(argc, argv, "h")) != EOF )
+    {
+        switch (option)
+        {
+        case 'h':
+        default:
+            printUsage();
+            return 0;
+            break;
+        }
+    }
+    return s3TestConnection();
+}