diff --git a/tiered-storage/jcloud/src/main/java/org/apache/bookkeeper/mledger/offload/jcloud/provider/JCloudBlobStoreProvider.java b/tiered-storage/jcloud/src/main/java/org/apache/bookkeeper/mledger/offload/jcloud/provider/JCloudBlobStoreProvider.java
index 44aa92ce92438..fc28c0291ce27 100644
--- a/tiered-storage/jcloud/src/main/java/org/apache/bookkeeper/mledger/offload/jcloud/provider/JCloudBlobStoreProvider.java
+++ b/tiered-storage/jcloud/src/main/java/org/apache/bookkeeper/mledger/offload/jcloud/provider/JCloudBlobStoreProvider.java
@@ -181,17 +181,34 @@ public void buildCredentials(TieredStorageConfiguration config) {
     ALIYUN_OSS("aliyun-oss", new AnonymousProviderMetadata(new S3ApiMetadata(), "")) {
         @Override
         public void validate(TieredStorageConfiguration config) throws IllegalArgumentException {
-            ALIYUN_OSS_VALIDATION.validate(config);
+            S3_VALIDATION.validate(config);
         }
 
         @Override
         public BlobStore getBlobStore(TieredStorageConfiguration config) {
-            return ALIYUN_OSS_BLOB_STORE_BUILDER.getBlobStore(config);
+            return S3_BLOB_STORE_BUILDER.getBlobStore(config);
         }
 
         @Override
         public void buildCredentials(TieredStorageConfiguration config) {
-            ALIYUN_OSS_CREDENTIAL_BUILDER.buildCredentials(config);
+            S3_CREDENTIAL_BUILDER.buildCredentials(config);
+        }
+    },
+
+    S3("S3", new AnonymousProviderMetadata(new S3ApiMetadata(), "")) {
+        @Override
+        public BlobStore getBlobStore(TieredStorageConfiguration config) {
+            return S3_BLOB_STORE_BUILDER.getBlobStore(config);
+        }
+
+        @Override
+        public void buildCredentials(TieredStorageConfiguration config) {
+            S3_CREDENTIAL_BUILDER.buildCredentials(config);
+        }
+
+        @Override
+        public void validate(TieredStorageConfiguration config) throws IllegalArgumentException {
+            S3_VALIDATION.validate(config);
         }
     },
 
@@ -374,12 +391,14 @@ public String getAWSSecretKey() {
         }
     };
 
-    static final BlobStoreBuilder ALIYUN_OSS_BLOB_STORE_BUILDER = (TieredStorageConfiguration config) -> {
+    static final BlobStoreBuilder S3_BLOB_STORE_BUILDER = (TieredStorageConfiguration config) -> {
         ContextBuilder contextBuilder = ContextBuilder.newBuilder(config.getProviderMetadata());
         contextBuilder.modules(Arrays.asList(new SLF4JLoggingModule()));
         Properties overrides = config.getOverrides();
-        // For security reasons, OSS supports only virtual hosted style access.
-        overrides.setProperty(S3Constants.PROPERTY_S3_VIRTUAL_HOST_BUCKETS, "true");
+        if (ALIYUN_OSS.getDriver().equals(config.getDriver())) {
+            // For security reasons, OSS supports only virtual hosted style access.
+            overrides.setProperty(S3Constants.PROPERTY_S3_VIRTUAL_HOST_BUCKETS, "true");
+        }
         contextBuilder.overrides(overrides);
         contextBuilder.endpoint(config.getServiceEndpoint());
 
@@ -396,7 +415,7 @@ public String getAWSSecretKey() {
         }
     };
 
-    static final ConfigValidation ALIYUN_OSS_VALIDATION = (TieredStorageConfiguration config) -> {
+    static final ConfigValidation S3_VALIDATION = (TieredStorageConfiguration config) -> {
         if (Strings.isNullOrEmpty(config.getServiceEndpoint())) {
             throw new IllegalArgumentException(
                     "ServiceEndpoint must specified for " + config.getDriver() + " offload");
@@ -414,14 +433,21 @@ public String getAWSSecretKey() {
         }
     };
 
-    static final CredentialBuilder ALIYUN_OSS_CREDENTIAL_BUILDER = (TieredStorageConfiguration config) -> {
-        String accountName = System.getenv("ALIYUN_OSS_ACCESS_KEY_ID");
-        if (StringUtils.isEmpty(accountName)) {
-            throw new IllegalArgumentException("Couldn't get the aliyun oss access key id.");
+    static final CredentialBuilder S3_CREDENTIAL_BUILDER = (TieredStorageConfiguration config) -> {
+        String accountName = System.getenv().getOrDefault("ACCESS_KEY_ID", "");
+        // For forward compatibility
+        if (StringUtils.isEmpty(accountName.trim())) {
+            accountName = System.getenv().getOrDefault("ALIYUN_OSS_ACCESS_KEY_ID", "");
+        }
+        if (StringUtils.isEmpty(accountName.trim())) {
+            throw new IllegalArgumentException("Couldn't get the access key id.");
+        }
+        String accountKey = System.getenv().getOrDefault("ACCESS_KEY_ID", "");
+        if (StringUtils.isEmpty(accountKey.trim())) {
+            accountKey = System.getenv().getOrDefault("ALIYUN_OSS_ACCESS_KEY_SECRET", "");
         }
-        String accountKey = System.getenv("ALIYUN_OSS_ACCESS_KEY_SECRET");
-        if (StringUtils.isEmpty(accountKey)) {
-            throw new IllegalArgumentException("Couldn't get the aliyun oss access key secret.");
+        if (StringUtils.isEmpty(accountKey.trim())) {
+            throw new IllegalArgumentException("Couldn't get the access key secret.");
         }
         Credentials credentials = new Credentials(
                 accountName, accountKey);
diff --git a/tiered-storage/jcloud/src/main/java/org/apache/bookkeeper/mledger/offload/jcloud/provider/TieredStorageConfiguration.java b/tiered-storage/jcloud/src/main/java/org/apache/bookkeeper/mledger/offload/jcloud/provider/TieredStorageConfiguration.java
index 442980ad336d2..dfca32eff11f0 100644
--- a/tiered-storage/jcloud/src/main/java/org/apache/bookkeeper/mledger/offload/jcloud/provider/TieredStorageConfiguration.java
+++ b/tiered-storage/jcloud/src/main/java/org/apache/bookkeeper/mledger/offload/jcloud/provider/TieredStorageConfiguration.java
@@ -329,6 +329,19 @@ protected Properties getOverrides() {
             overrides.setProperty(S3Constants.PROPERTY_S3_VIRTUAL_HOST_BUCKETS, "false");
         }
 
+        // load more jclouds properties into the overrides
+        System.getProperties().entrySet().stream()
+            .filter(p -> p.getKey().toString().startsWith("jclouds"))
+            .forEach(jcloudsProp -> {
+                overrides.setProperty(jcloudsProp.getKey().toString(), jcloudsProp.getValue().toString());
+            });
+
+        System.getenv().entrySet().stream()
+            .filter(p -> p.getKey().toString().startsWith("jclouds"))
+            .forEach(jcloudsProp -> {
+                overrides.setProperty(jcloudsProp.getKey().toString(), jcloudsProp.getValue().toString());
+            });
+
         log.info("getOverrides: {}", overrides.toString());
         return overrides;
     }
diff --git a/tiered-storage/jcloud/src/test/java/org/apache/bookkeeper/mledger/offload/jcloud/provider/JCloudBlobStoreProviderTests.java b/tiered-storage/jcloud/src/test/java/org/apache/bookkeeper/mledger/offload/jcloud/provider/JCloudBlobStoreProviderTests.java
index 28e5829ba2a5e..4f0c60bc00708 100644
--- a/tiered-storage/jcloud/src/test/java/org/apache/bookkeeper/mledger/offload/jcloud/provider/JCloudBlobStoreProviderTests.java
+++ b/tiered-storage/jcloud/src/test/java/org/apache/bookkeeper/mledger/offload/jcloud/provider/JCloudBlobStoreProviderTests.java
@@ -23,8 +23,6 @@
 import java.util.HashMap;
 import java.util.Map;
 
-import org.apache.bookkeeper.mledger.offload.jcloud.provider.JCloudBlobStoreProvider;
-import org.apache.bookkeeper.mledger.offload.jcloud.provider.TieredStorageConfiguration;
 import org.testng.annotations.Test;
 
 public class JCloudBlobStoreProviderTests {
@@ -105,4 +103,33 @@ public void transientValidationFailureTest() {
         config = new TieredStorageConfiguration(map);
         JCloudBlobStoreProvider.TRANSIENT.validate(config);
     }
+
+    @Test()
+    public void s3ValidationTest() {
+        Map<String, String> map = new HashMap<>();
+        map.put("managedLedgerOffloadDriver", "S3");
+        map.put("managedLedgerOffloadServiceEndpoint", "http://s3.service");
+        map.put("managedLedgerOffloadBucket", "test-s3-bucket");
+        TieredStorageConfiguration configuration = new TieredStorageConfiguration(map);
+        configuration.getProvider().validate(configuration);
+    }
+
+    @Test(expectedExceptions = IllegalArgumentException.class,
+        expectedExceptionsMessageRegExp = "ServiceEndpoint must specified for S3 offload")
+    public void s3ValidationServiceEndpointMissed() {
+        Map<String, String> map = new HashMap<>();
+        map.put("managedLedgerOffloadDriver", "S3");
+        TieredStorageConfiguration configuration = new TieredStorageConfiguration(map);
+        configuration.getProvider().validate(configuration);
+    }
+
+    @Test(expectedExceptions = IllegalArgumentException.class,
+        expectedExceptionsMessageRegExp = "Bucket cannot be empty for S3 offload")
+    public void s3ValidationBucketMissed() {
+        Map<String, String> map = new HashMap<>();
+        map.put("managedLedgerOffloadDriver", "S3");
+        map.put("managedLedgerOffloadServiceEndpoint", "http://s3.service");
+        TieredStorageConfiguration configuration = new TieredStorageConfiguration(map);
+        configuration.getProvider().validate(configuration);
+    }
 }
diff --git a/tiered-storage/jcloud/src/test/java/org/apache/bookkeeper/mledger/offload/jcloud/provider/TieredStorageConfigurationTests.java b/tiered-storage/jcloud/src/test/java/org/apache/bookkeeper/mledger/offload/jcloud/provider/TieredStorageConfigurationTests.java
index f80f3ceaa1aa8..bf5e046bf70ab 100644
--- a/tiered-storage/jcloud/src/test/java/org/apache/bookkeeper/mledger/offload/jcloud/provider/TieredStorageConfigurationTests.java
+++ b/tiered-storage/jcloud/src/test/java/org/apache/bookkeeper/mledger/offload/jcloud/provider/TieredStorageConfigurationTests.java
@@ -22,6 +22,8 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Properties;
+
 import org.jclouds.domain.Credentials;
 import org.testng.annotations.Test;
 
@@ -205,4 +207,19 @@ public final void gcsBackwardCompatiblePropertiesTest() {
         assertEquals(config.getMaxBlockSizeInBytes(), new Integer(12));
         assertEquals(config.getReadBufferSizeInBytes(), new Integer(500));
     }
+
+    @Test
+    public void overridePropertiesTest() {
+        Map<String, String> map = new HashMap<>();
+        map.put("s3ManagedLedgerOffloadServiceEndpoint", "http://localhost");
+        map.put("s3ManagedLedgerOffloadRegion", "my-region");
+        System.setProperty("jclouds.SystemPropertyA", "A");
+        System.setProperty("jclouds.region", "jclouds-region");
+        TieredStorageConfiguration config = new TieredStorageConfiguration(map);
+        Properties properties = config.getOverrides();
+        System.out.println(properties.toString());
+        assertEquals(properties.get("jclouds.region"), "jclouds-region");
+        assertEquals(config.getServiceEndpoint(), "http://localhost");
+        assertEquals(properties.get("jclouds.SystemPropertyA"), "A");
+    }
 }