diff --git a/.github/workflows/push-job-sched-jar.yml b/.github/workflows/push-job-sched-jar.yml
deleted file mode 100644
index 8ce26d79..00000000
--- a/.github/workflows/push-job-sched-jar.yml
+++ /dev/null
@@ -1,44 +0,0 @@
-name: Upload SPI Jar to Maven
-
-on:
-  push:
-    tags: 
-      - v*
-jobs:
-  upload-job-scheduler-jar:
-    runs-on: [ubuntu-16.04]
-    name: Upload SPI Jar to Maven
-    steps:
-      - name: Checkout Repo
-        uses: actions/checkout@v2
-        
-      - name: Configure AWS CLI
-        uses: aws-actions/configure-aws-credentials@v1
-        with:
-          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
-          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
-          aws-region: us-east-1
-
-      - name: Setup Java
-        uses: actions/setup-java@v1
-        with:
-          java-version: '14'
-
-      - name: Upload Job-Scheduler Jar to Maven
-        env:
-          passphrase: ${{ secrets.PASSPHRASE }}
-        run: |
-          cd ..
-          export JAVA14_HOME=$JAVA_HOME
-          aws s3 cp s3://opendistro-docs/github-actions/pgp-public-key .
-          aws s3 cp s3://opendistro-docs/github-actions/pgp-private-key .
-          
-          gpg --import pgp-public-key
-          gpg --allow-secret-key-import --import pgp-private-key
-
-          mkdir /home/runner/.gradle
-          aws s3 cp s3://opendistro-docs/github-actions/gradle.properties /home/runner/.gradle/
-          
-          cd job-scheduler/spi
-          
-          ../gradlew publishShadowPublicationToSonatype-stagingRepository -Dcompiler.java=14 -Dbuild.snapshot=false -Djavax.net.ssl.trustStore=$JAVA_HOME/lib/security/cacerts
diff --git a/scripts/build.sh b/scripts/build.sh
new file mode 100755
index 00000000..e82e6876
--- /dev/null
+++ b/scripts/build.sh
@@ -0,0 +1,68 @@
+#!/bin/bash
+
+# SPDX-License-Identifier: Apache-2.0
+#
+# The OpenSearch Contributors require contributions made to
+# this file be licensed under the Apache-2.0 license or a
+# compatible open source license.
+
+set -ex
+
+function usage() {
+    echo "Usage: $0 [args]"
+    echo ""
+    echo "Arguments:"
+    echo -e "-v VERSION\t[Required] OpenSearch version."
+    echo -e "-s SNAPSHOT\t[Optional] Build a snapshot, default is 'false'."
+    echo -e "-a ARCHITECTURE\t[Optional] Build architecture, ignored."
+    echo -e "-o OUTPUT\t[Optional] Output path, default is 'artifacts'."
+    echo -e "-h help"
+}
+
+while getopts ":h:v:s:o:a:" arg; do
+    case $arg in
+        h)
+            usage
+            exit 1
+            ;;
+        v)
+            VERSION=$OPTARG
+            ;;
+        s)
+            SNAPSHOT=$OPTARG
+            ;;
+        o)
+            OUTPUT=$OPTARG
+            ;;
+        a)
+            ARCHITECTURE=$OPTARG
+            ;;
+        :)
+            echo "Error: -${OPTARG} requires an argument"
+            usage
+            exit 1
+            ;;
+        ?)
+            echo "Invalid option: -${arg}"
+            exit 1
+            ;;
+    esac
+done
+
+if [ -z "$VERSION" ]; then
+    echo "Error: You must specify the OpenSearch version"
+    usage
+    exit 1
+fi
+
+[[ "$SNAPSHOT" == "true" ]] && VERSION=$VERSION-SNAPSHOT
+[ -z "$OUTPUT" ] && OUTPUT=artifacts
+
+./gradlew publishShadowPublicationToMavenLocal -Dopensearch.version=$VERSION -Dbuild.snapshot=$SNAPSHOT
+mkdir -p $OUTPUT/maven/org/opensearch
+cp -r ./spi/build/distributions/* $OUTPUT/maven/org/opensearch
+
+./gradlew assemble --no-daemon --refresh-dependencies -DskipTests=true -Dopensearch.version=$VERSION -Dbuild.snapshot=$SNAPSHOT
+[ -z "$OUTPUT" ] && OUTPUT=artifacts
+mkdir -p $OUTPUT/plugins
+cp ./build/distributions/*.zip $OUTPUT/plugins
diff --git a/spi/build.gradle b/spi/build.gradle
index 36900828..a9bf3b10 100644
--- a/spi/build.gradle
+++ b/spi/build.gradle
@@ -77,6 +77,15 @@ shadowJar {
     classifier = null
 }
 
+tasks.withType(Jar) { task ->
+    task.doLast {
+        ant.checksum algorithm: 'md5', file: it.archivePath
+        ant.checksum algorithm: 'sha1', file: it.archivePath
+        ant.checksum algorithm: 'sha-256', file: it.archivePath, fileext: '.sha256'
+        ant.checksum algorithm: 'sha-512', file: it.archivePath, fileext: '.sha512'
+    }
+}
+
 test {
     doFirst {
         // reverse operation of https://github.com/elastic/elasticsearch/blob/7.6/buildSrc/src/main/groovy/org/elasticsearch/gradle/BuildPlugin.groovy#L736-L743
@@ -146,24 +155,7 @@ publishing {
         }
     }
 
-    repositories {
-        maven {
-            name = "sonatype-staging"
-            url "https://aws.oss.sonatype.org/service/local/staging/deploy/maven2"
-            credentials {
-                username project.hasProperty('ossrhUsername') ? project.property('ossrhUsername') : ''
-                password project.hasProperty('ossrhPassword') ? project.property('ossrhPassword') : ''
-            }
-        }
-    }
-
     // TODO - enabled debug logging for the time being, remove this eventually
     gradle.startParameter.setShowStacktrace(ShowStacktrace.ALWAYS)
     gradle.startParameter.setLogLevel(LogLevel.DEBUG)
 }
-
-signing {
-    required { gradle.taskGraph.hasTask("publishShadowPublicationToSonatype-stagingRepository") }
-    sign publishing.publications.shadow
-}
-