diff --git a/act-wrapper b/act-wrapper
index 78a487f3..0c5b7218 100755
--- a/act-wrapper
+++ b/act-wrapper
@@ -34,6 +34,9 @@ function usage {
 	echo "Inputs that can be provided via --input:"
 	echo "	--input build-profile=debug|release"
 	echo "	--input log-level=error|warn|info|debug|trace"
+	echo "  --input concurrent-tests=1"
+	echo ""
+	echo "Use --matrix test:<TEST NAME TO RUN> to limit which jobs the 'tests' job runs."
 }
 
 if [[ "$1" =~ ^-h|--help$ ]]; then
@@ -160,7 +163,7 @@ if [[ "$docker_stats" == true ]]; then
 fi
 
 echo "Running tests"
-act "${act_args[@]}" --log-prefix-job-id --pull=false -P "ubuntu-latest=nlnetlabs/cascade-tests-runner" -W integration-tests/system-tests.yml "$@" && ACT_EXIT_CODE=$? || ACT_EXIT_CODE=$? 
+act "${act_args[@]}" --pull=false -P "ubuntu-latest=nlnetlabs/cascade-tests-runner" -W integration-tests/system-tests.yml "$@" && ACT_EXIT_CODE=$? || ACT_EXIT_CODE=$? 
 
 # Stop the docker stats collection process, if needed.
 if [[ "$docker_stats" == true ]]; then
diff --git a/integration-tests/system-tests.yml b/integration-tests/system-tests.yml
index 03e2e710..ff47cb14 100644
--- a/integration-tests/system-tests.yml
+++ b/integration-tests/system-tests.yml
@@ -44,6 +44,11 @@ on:
           - info
           - debug
           - trace
+      concurrent-tests:
+        description: The number of tests job system tests to run concurrently.
+        required: false
+        default: 8
+        type: number
 
 env:
   # Set this assignment to your choosing to set the cargo build verbosity
@@ -60,9 +65,6 @@ jobs:
   test-release-version:
     name: Example test with prepare environment and cascade --version (release)
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        rust: [stable]
     steps:
     - uses: actions/checkout@v4
     - uses: ./.github/actions/prepare-systest-env
@@ -75,94 +77,29 @@ jobs:
   test-version:
     name: Example test with prepare environment and cascade --version (debug)
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        rust: [stable]
     steps:
     - uses: actions/checkout@v4
     - uses: ./.github/actions/prepare-systest-env
     - run: cascade --version
     - run: file $(which cascade)
 
-  add-zone-query:
-    name: Add a zone, query the published zone
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        rust: [stable]
-    steps:
-      - uses: actions/checkout@v4
-      - uses: ./.github/actions/set-build-profile
-        with:
-          build-profile: ${{ inputs.build-profile }}
-      - uses: ./integration-tests/tests/add-zone-query
-        with:
-          log-level: ${{ inputs.log-level }}
-
-  # Added for https://github.com/NLnetLabs/cascade/pull/402
-  load-zonefile:
-    name: Load a zone from a file, query the published zone
+  tests:
+    name: Run ${{ join(matrix.test, ' - ') }}
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        rust: [stable]
+        test: [add-zone-query, load-zonefile, review-unsigned-zone, review-unsigned-zone2, ixfr-in, notify-in-for-unknown-zone, remove-zone, all-rr-types]
+      max-parallel: ${{ inputs.concurrent-tests }}
     steps:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/set-build-profile
         with:
           build-profile: ${{ inputs.build-profile }}
-      - uses: ./integration-tests/tests/load-zonefile
-        with:
-          log-level: ${{ inputs.log-level }}
-
-  # Added for https://github.com/NLnetLabs/cascade/pull/398
-  review-unsigned-zone:
-    name: Add a zone, approve the unsigned zone, query the published zone
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        rust: [stable]
-    steps:
-      - uses: actions/checkout@v4
-      - uses: ./.github/actions/set-build-profile
-        with:
-          build-profile: ${{ inputs.build-profile }}
-      - uses: ./integration-tests/tests/review-unsigned-zone
-        with:
-          log-level: ${{ inputs.log-level }}
-
-  review-unsigned-zone2:
-    name: Test that the review server has the original zone
-    runs-on: ubuntu-latest
-    strategy:
-      #max-parallel: 1
-      matrix:
-        rust: [stable]
-        test_idx: [1, 2]
-        key: ['Kexample.+015+02835.key']
-    steps:
-      - uses: actions/checkout@v4
-      - uses: ./.github/actions/set-build-profile
-        with:
-          build-profile: ${{ inputs.build-profile }}
-      - uses: ./integration-tests/tests/review-unsigned-zone2
-        with:
-          log-level: ${{ inputs.log-level }}
-          test_idx: ${{ matrix.test_idx }}
-          key: ${{ matrix.key }}
-
-  ixfr-in:
-    name: Receive a zone via IXFR from the NSD primary.
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        rust: [stable]
-    steps:
-      - uses: actions/checkout@v4
-      - uses: ./.github/actions/set-build-profile
+      - uses: jenseng/dynamic-uses@v1
         with:
-          build-profile: ${{ inputs.build-profile }}
-      - uses: ./integration-tests/tests/ixfr-in
+          uses: ./integration-tests/tests/${{ matrix.test }}
+          # with:
+          #   log-level: ${{ inputs.log-level }}
 
   incremental-signing:
     name: Test incremental signing.
@@ -213,48 +150,3 @@ jobs:
           policy: ${{ matrix.policy }}
           test_idx: ${{ matrix.test_idx }}
           key: ${{ matrix.key }}
-
-  notify-in-for-unknown-zone:
-    name: Receive a NOTIFY for a zone that is unknown to Cascade.
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        rust: [stable]
-    steps:
-      - uses: actions/checkout@v4
-      - uses: ./.github/actions/set-build-profile
-        with:
-          build-profile: release
-      - uses: ./integration-tests/tests/notify-in-for-unknown-zone
-        with:
-          log-level: ${{ inputs.log-level }}
-
-  remove-zone:
-    name: Add, sign and remove a zone.
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        rust: [stable]
-    steps:
-      - uses: actions/checkout@v4
-      - uses: ./.github/actions/set-build-profile
-        with:
-          build-profile: ${{ inputs.build-profile }}
-      - uses: ./integration-tests/tests/remove-zone
-        with:
-          log-level: ${{ inputs.log-level }}
-
-  all-rr-types:
-    name: Tests loading of all supported RR types.
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        rust: [stable]
-    steps:
-      - uses: actions/checkout@v4
-      - uses: ./.github/actions/set-build-profile
-        with:
-          build-profile: ${{ inputs.build-profile }}
-      - uses: ./integration-tests/tests/all-rr-types
-        with:
-          log-level: ${{ inputs.log-level }}