diff --git a/.kokoro/presubmit/node8/samples-test.cfg b/.kokoro/presubmit/node8/samples-test.cfg
new file mode 100644
index 00000000000..ac871f9f397
--- /dev/null
+++ b/.kokoro/presubmit/node8/samples-test.cfg
@@ -0,0 +1,7 @@
+# Download resources for system tests (service account key, etc.)
+gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/google-cloud-nodejs"
+
+env_vars: {
+    key: "TRAMPOLINE_BUILD_FILE"
+    value: "github/google-api-nodejs-client/.kokoro/samples-test.sh"
+}
diff --git a/.kokoro/presubmit/node8/system-test.cfg b/.kokoro/presubmit/node8/system-test.cfg
new file mode 100644
index 00000000000..f19fdb3bcb5
--- /dev/null
+++ b/.kokoro/presubmit/node8/system-test.cfg
@@ -0,0 +1,7 @@
+# Download resources for system tests (service account key, etc.)
+gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/google-cloud-nodejs"
+
+env_vars: {
+    key: "TRAMPOLINE_BUILD_FILE"
+    value: "github/google-api-nodejs-client/.kokoro/system-test.sh"
+}