diff --git a/.github/workflows/opensearch.yml b/.github/workflows/opensearch.yml
new file mode 100644
index 0000000..55c0119
--- /dev/null
+++ b/.github/workflows/opensearch.yml
@@ -0,0 +1,67 @@
+name: 'Build OpenSearch docker image'
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+on:
+  schedule:
+    - cron: 0 7 * * THU
+  push:
+    branches:
+      - main
+    paths:
+      - opensearch/**
+  pull_request:
+    branches:
+      - main
+    paths:
+      - opensearch/**
+  workflow_dispatch:
+    inputs: {}
+
+jobs:
+  build-docker-image:
+    name: 'Build opensearch-${{ matrix.image.version }} docker image'
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      max-parallel: 10
+      matrix:
+        image:
+        - version: 2.16
+          build-args: |
+            OPENSERACH_VERSION=2.16.0
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Setup Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to GHCR
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push (OpenSearch)
+        uses: docker/build-push-action@v6
+        with:
+          builder: ${{ steps.buildx.outputs.name }}
+          context: ./opensearch
+          target: opensearch
+          file: ./opensearch/Dockerfile
+          build-args: ${{ matrix.image.build-args }}
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ghcr.io/netlogix/docker/opensearch:${{ matrix.image.version }}
+          platforms: linux/amd64,linux/arm64
+          cache-from: type=gha, scope=${{ github.workflow }}-opensearch
+          cache-to: type=gha, scope=${{ github.workflow }}-opensearch, mode=max
diff --git a/opensearch/Dockerfile b/opensearch/Dockerfile
new file mode 100644
index 0000000..f87ad1a
--- /dev/null
+++ b/opensearch/Dockerfile
@@ -0,0 +1,2 @@
+ARG OPENSERACH_VERSION=2.16
+FROM opensearchproject/opensearch:${OPENSERACH_VERSION} AS opensearch